Koby Kalavannan
Country
ENG
Birth Year
2002
Gender
M
Title
FIDE Master
FIDE ID
425753
FIDE Rating
2251
FIDE Rating Graph
Games
| # | Date | Event | Site | Round | White | Black | Result | Moves | View |
|---|---|---|---|---|---|---|---|---|---|
| 1 | 2026-01-02 | Hastings Masters 2025-26 | Hastings ENG | 9.3 | Bennet Hagner | Koby Kalavannan | 1/2-1/2 | 30 | Open |
| 2 | 2026-01-01 | Hastings Masters 2025-26 | Hastings ENG | 8.12 | Koby Kalavannan | Cian Ward | 1-0 | 44 | Open |
| 3 | 2026-01-01 | Hastings Masters 2025-26 | Hastings ENG | 7.9 | Adam G Ashton | Koby Kalavannan | 1/2-1/2 | 15 | Open |
| 4 | 2025-12-31 | Hastings Masters 2025-26 | Hastings ENG | 6.12 | Koby Kalavannan | Luis Ortiz Sanchez | 1-0 | 46 | Open |
| 5 | 2025-12-30 | Hastings Masters 2025-26 | Hastings ENG | 5.21 | Stuart A White | Koby Kalavannan | 0-1 | 61 | Open |
| 6 | 2025-12-30 | Hastings Masters 2025-26 | Hastings ENG | 4.12 | Koby Kalavannan | Kenneth Hobson | 0-1 | 31 | Open |
| 7 | 2025-12-29 | Hastings Masters 2025-26 | Hastings ENG | 3.27 | Zoe Varney | Koby Kalavannan | 0-1 | 31 | Open |
| 8 | 2025-12-29 | Hastings Masters 2025-26 | Hastings ENG | 2.5 | Koby Kalavannan | Vojtech Plat | 0-1 | 43 | Open |
| 9 | 2025-12-28 | Hastings Masters 2025-26 | Hastings ENG | 1.19 | Ruqayyah Rida | Koby Kalavannan | 0-1 | 34 | Open |
| 10 | 2025-12-07 | 15th LCC Super Rapid 2025 | London ENG | 9.33 | Koby Kalavannan | Matthew McLachlan | 1-0 | 28 | Open |
| 11 | 2025-12-07 | 15th LCC Super Rapid 2025 | London ENG | 8.15 | Miragha Aghayev | Koby Kalavannan | 1-0 | 39 | Open |
| 12 | 2025-12-07 | 15th LCC Super Rapid 2025 | London ENG | 7.13 | Koby Kalavannan | Pa Iniyan | 1/2-1/2 | 80 | Open |
| 13 | 2025-12-07 | 15th LCC Super Rapid 2025 | London ENG | 6.29 | Qixiang Han | Koby Kalavannan | 0-1 | 80 | Open |
| 14 | 2025-12-07 | 15th LCC Super Rapid 2025 | London ENG | 10.28 | Santhosh Abhyuday | Koby Kalavannan | 1-0 | 53 | Open |
| 15 | 2025-12-06 | 15th LCC Super Rapid 2025 | London ENG | 5.43 | Koby Kalavannan | Christian Koschetzki | 1-0 | 26 | Open |
| 16 | 2025-12-06 | 15th LCC Super Rapid 2025 | London ENG | 4.38 | Koby Kalavannan | Adrien Allorant | 1/2-1/2 | 48 | Open |
| 17 | 2025-12-06 | 15th LCC Super Rapid 2025 | London ENG | 3.3 | Leinier Dominguez Perez | Koby Kalavannan | 1-0 | 45 | Open |
| 18 | 2025-12-06 | 15th LCC Super Rapid 2025 | London ENG | 2.44 | Ben Sommerbauer-Cornell | Koby Kalavannan | 0-1 | 52 | Open |
| 19 | 2025-12-06 | 15th LCC Super Rapid 2025 | London ENG | 1.49 | Koby Kalavannan | Qixuan Han | 1-0 | 45 | Open |
| 20 | 2025-12-03 | 15th London Classic Open | London ENG | 9.37 | Remy Rushbrooke | Koby Kalavannan | 0-1 | 24 | Open |
| 21 | 2025-12-02 | 15th London Classic Open | London ENG | 8.41 | Koby Kalavannan | Mikhailo Kapechun | 1-0 | 41 | Open |
| 22 | 2025-12-01 | 15th London Classic Open | London ENG | 7.38 | Kai Hanache | Koby Kalavannan | 1-0 | 47 | Open |
| 23 | 2025-11-30 | 15th London Classic Open | London ENG | 6.23 | Koby Kalavannan | Filip Magold | 0-1 | 42 | Open |
| 24 | 2025-11-30 | 15th London Classic Open | London ENG | 5.39 | Oscar Pollack | Koby Kalavannan | 0-1 | 40 | Open |
| 25 | 2025-11-29 | 15th London Classic Open | London ENG | 4.51 | Koby Kalavannan | Rithvik Deepak Ambattu | 1-0 | 47 | Open |
| 26 | 2025-11-28 | 15th London Classic Open | London ENG | 3.49 | Arne Hagesather | Koby Kalavannan | 1/2-1/2 | 46 | Open |
| 27 | 2025-11-28 | 15th London Classic Open | London ENG | 2.43 | Koby Kalavannan | Jan Vortmeier | 0-1 | 81 | Open |
| 28 | 2025-11-27 | 15th London Classic Open | London ENG | 1.9 | Ilia Smirin | Koby Kalavannan | 1-0 | 67 | Open |
| 29 | 2025-08-15 | V Mindsports Int Open | London ENG | 4.31 | Andrey Pichugov | Koby Kalavannan | 1-0 | 48 | Open |
| 30 | 2025-08-14 | V Mindsports Int Open | London ENG | 3.21 | Koby Kalavannan | Lion Lebedev | 0-1 | 48 | Open |
| 31 | 2025-08-14 | V Mindsports Int Open | London ENG | 2.16 | Rohan Pal | Koby Kalavannan | 1-0 | 49 | Open |
| 32 | 2025-08-13 | V Mindsports Int Open | London ENG | 1.23 | Koby Kalavannan | Dylan Wastney | 1-0 | 31 | Open |
| 33 | 2025-08-10 | 111th ch-GBR 2025 | Liverpool ENG | 9.1 | Koby Kalavannan | Daniel Howard Fernandez | 1/2-1/2 | 8 | Open |
| 34 | 2025-08-09 | 111th ch-GBR 2025 | Liverpool ENG | 8.19 | Koby Kalavannan | Savas Marin Stoica | 1-0 | 46 | Open |
| 35 | 2025-08-08 | 111th ch-GBR 2025 | Liverpool ENG | 7.12 | Richard G Pert | Koby Kalavannan | 1-0 | 67 | Open |
| 36 | 2025-08-07 | 111th ch-GBR 2025 | Liverpool ENG | 6.16 | Koby Kalavannan | Frankie Badacsonyi | 1-0 | 168 | Open |
| 37 | 2025-08-06 | 111th ch-GBR 2025 | Liverpool ENG | 5.23 | Jacob D Yoon | Koby Kalavannan | 0-1 | 40 | Open |
| 38 | 2025-08-05 | 111th ch-GBR 2025 | Liverpool ENG | 4.24 | Koby Kalavannan | Neil H Bradbury | 1/2-1/2 | 38 | Open |
| 39 | 2025-08-04 | 111th ch-GBR 2025 | Liverpool ENG | 3.26 | Adithya Vaidyanathan | Koby Kalavannan | 1/2-1/2 | 45 | Open |
| 40 | 2025-08-03 | 111th ch-GBR 2025 | Liverpool ENG | 2.7 | Koby Kalavannan | Shreyas Royal | 0-1 | 40 | Open |
| 41 | 2025-08-02 | 111th ch-GBR 2025 | Liverpool ENG | 1.34 | Elis Denele Dicen | Koby Kalavannan | 0-1 | 53 | Open |
| 42 | 2025-07-09 | 20th South Wales Int 2025 | Bridgend WLS | 9.3 | Alex Bullen | Koby Kalavannan | 0-1 | 65 | Open |
| 43 | 2025-07-08 | 20th South Wales Int 2025 | Bridgend WLS | 8.3 | Koby Kalavannan | Mike P Waddington | 1-0 | 33 | Open |
| 44 | 2025-07-08 | 20th South Wales Int 2025 | Bridgend WLS | 7.5 | Koby Kalavannan | Cameron Davis | 1-0 | 66 | Open |
| 45 | 2025-07-07 | 20th South Wales Int 2025 | Bridgend WLS | 6.1 | Aaravamudhan Balaji | Koby Kalavannan | 1-0 | 48 | Open |
| 46 | 2025-07-06 | 20th South Wales Int 2025 | Bridgend WLS | 5.3 | Koby Kalavannan | Luke Anthony Honey | 1-0 | 32 | Open |
| 47 | 2025-07-06 | 20th South Wales Int 2025 | Bridgend WLS | 4.5 | Olivia Smith | Koby Kalavannan | 1/2-1/2 | 26 | Open |
| 48 | 2025-07-05 | 20th South Wales Int 2025 | Bridgend WLS | 3.8 | Koby Kalavannan | Hugo Fowler | 1-0 | 46 | Open |
| 49 | 2025-07-04 | 20th South Wales Int 2025 | Bridgend WLS | 2.3 | Dillan Duke | Koby Kalavannan | 1/2-1/2 | 39 | Open |
| 50 | 2025-07-04 | 20th South Wales Int 2025 | Bridgend WLS | 1.5 | Koby Kalavannan | Mark Thomas | 1-0 | 42 | Open |
| 51 | 2025-06-15 | Zupanja Celebrates IM2 | Zupanja CRO | 8.4 | Goran Djurovic | Koby Kalavannan | 0-1 | 44 | Open |
| 52 | 2025-06-14 | Zupanja Celebrates IM2 | Zupanja CRO | 7.3 | Koby Kalavannan | Ivan Leventic | 0-1 | 44 | Open |
| 53 | 2025-06-14 | Zupanja Celebrates IM2 | Zupanja CRO | 6.3 | Pavan Karthikeya Varma Gunturi | Koby Kalavannan | 1/2-1/2 | 43 | Open |
| 54 | 2025-06-13 | Zupanja Celebrates IM2 | Zupanja CRO | 5.4 | Koby Kalavannan | Nikola Konjevic | 1-0 | 72 | Open |
| 55 | 2025-06-12 | Zupanja Celebrates IM2 | Zupanja CRO | 4.2 | Zoran Runic | Koby Kalavannan | 0-1 | 48 | Open |
| 56 | 2025-06-12 | Zupanja Celebrates IM2 | Zupanja CRO | 3.5 | Koby Kalavannan | Stephen Willy | 1-0 | 44 | Open |
| 57 | 2025-06-11 | Zupanja Celebrates IM2 | Zupanja CRO | 2.1 | Esad Goric | Koby Kalavannan | 1/2-1/2 | 40 | Open |
| 58 | 2025-06-10 | Zupanja Celebrates IM2 | Zupanja CRO | 1.5 | Bryan Xie | Koby Kalavannan | 0-1 | 8 | Open |
| 59 | 2025-05-31 | 3rd Cambridge Int Open | Cambridge ENG | 9.23 | Koby Kalavannan | Simon E Lazarus | 1-0 | 36 | Open |
| 60 | 2025-05-30 | 3rd Cambridge Int Open | Cambridge ENG | 8.33 | Koby Kalavannan | Ben Keohane | 1-0 | 46 | Open |
| 61 | 2025-05-30 | 3rd Cambridge Int Open | Cambridge ENG | 7.44 | Graeme Jones | Koby Kalavannan | 0-1 | 49 | Open |
| 62 | 2025-05-29 | 3rd Cambridge Int Open | Cambridge ENG | 6.34 | Koby Kalavannan | Alec Hedger | 0-1 | 55 | Open |
| 63 | 2025-05-28 | 3rd Cambridge Int Open | Cambridge ENG | 5.25 | Jai Kothari | Koby Kalavannan | 1-0 | 72 | Open |
| 64 | 2025-05-28 | 3rd Cambridge Int Open | Cambridge ENG | 4.8 | Koby Kalavannan | Ameet K Ghasi | 0-1 | 33 | Open |
| 65 | 2025-05-27 | 3rd Cambridge Int Open | Cambridge ENG | 3.1 | Siva Mahadevan | Koby Kalavannan | 1-0 | 32 | Open |
| 66 | 2025-05-26 | 3rd Cambridge Int Open | Cambridge ENG | 2.7 | Koby Kalavannan | Marcos Camacho Collados | 1-0 | 35 | Open |
| 67 | 2025-05-26 | 3rd Cambridge Int Open | Cambridge ENG | 1.21 | Rock Yu | Koby Kalavannan | 0-1 | 22 | Open |
| 68 | 2025-04-21 | Southend Masters IM 2025 | Southend ENG | 9.4 | Koby Kalavannan | Frankie Badacsonyi | 1/2-1/2 | 60 | Open |
| 69 | 2025-04-20 | Southend Masters IM 2025 | Southend ENG | 8.2 | Roland Bezuidenhout | Koby Kalavannan | 1/2-1/2 | 33 | Open |
| 70 | 2025-04-20 | Southend Masters IM 2025 | Southend ENG | 7.5 | Koby Kalavannan | David Fitzsimons | 1-0 | 61 | Open |
| 71 | 2025-04-19 | Southend Masters IM 2025 | Southend ENG | 6.1 | Tom O`Gorman | Koby Kalavannan | 0-1 | 120 | Open |
| 72 | 2025-04-19 | Southend Masters IM 2025 | Southend ENG | 5.5 | Elias Ruzhansky | Koby Kalavannan | 0-1 | 48 | Open |
| 73 | 2025-04-18 | Southend Masters IM 2025 | Southend ENG | 4.2 | Koby Kalavannan | Kenneth Hobson | 1-0 | 46 | Open |
| 74 | 2025-04-18 | Southend Masters IM 2025 | Southend ENG | 3.4 | Jude Shearsby | Koby Kalavannan | 0-1 | 71 | Open |
| 75 | 2025-04-17 | Southend Masters IM 2025 | Southend ENG | 2.3 | Koby Kalavannan | Vojtech Zwardon | 0-1 | 66 | Open |
| 76 | 2025-04-17 | Southend Masters IM 2025 | Southend ENG | 1.3 | Wenxiang Li | Koby Kalavannan | 1-0 | 36 | Open |
| 77 | 2025-04-12 | Jersey International 2025 | St Clement Bay JCI | 9.2 | Tom O`Gorman | Koby Kalavannan | 1-0 | 52 | Open |
| 78 | 2025-04-11 | Jersey International 2025 | St Clement Bay JCI | 8.3 | Koby Kalavannan | Jem Gurner | 1-0 | 56 | Open |
| 79 | 2025-04-10 | Jersey International 2025 | St Clement Bay JCI | 7.3 | Katarzyna Toma | Koby Kalavannan | 0-1 | 67 | Open |
| 80 | 2025-04-09 | Jersey International 2025 | St Clement Bay JCI | 6.1 | Koby Kalavannan | Eduardas Rozentalis | 0-1 | 43 | Open |
| 81 | 2025-04-08 | Jersey International 2025 | St Clement Bay JCI | 5.2 | Georg Mohr | Koby Kalavannan | 1/2-1/2 | 45 | Open |
| 82 | 2025-04-07 | Jersey International 2025 | St Clement Bay JCI | 4.2 | Koby Kalavannan | Keith C Arkell | 1-0 | 39 | Open |
| 83 | 2025-04-07 | Jersey International 2025 | St Clement Bay JCI | 3.4 | Gaston Franco | Koby Kalavannan | 0-1 | 35 | Open |
| 84 | 2025-04-06 | Jersey International 2025 | St Clement Bay JCI | 2.5 | Koby Kalavannan | Connor Clarke | 1-0 | 31 | Open |
| 85 | 2025-04-05 | Jersey International 2025 | St Clement Bay JCI | 1.6 | Christof, Dr. Brixel | Koby Kalavannan | 1-0 | 39 | Open |
| 86 | 2025-03-26 | 25th ch-EUR Indiv 2025 | Eforie Nord ROU | 11.96 | Atilla Kuru | Koby Kalavannan | 1-0 | 45 | Open |
| 87 | 2025-03-25 | 25th ch-EUR Indiv 2025 | Eforie Nord ROU | 10.93 | Koby Kalavannan | Nderim Saraci | 1/2-1/2 | 82 | Open |
| 88 | 2025-03-24 | 25th ch-EUR Indiv 2025 | Eforie Nord ROU | 9.128 | Koby Kalavannan | Vahan Nalbandyan | 1-0 | 58 | Open |
| 89 | 2025-03-23 | 25th ch-EUR Indiv 2025 | Eforie Nord ROU | 8.143 | Robert Engel | Koby Kalavannan | 0-1 | 73 | Open |
| 90 | 2025-03-22 | 25th ch-EUR Indiv 2025 | Eforie Nord ROU | 7.143 | Michelle Katkov | Koby Kalavannan | 1/2-1/2 | 92 | Open |
| 91 | 2025-03-20 | 25th ch-EUR Indiv 2025 | Eforie Nord ROU | 6.167 | Koby Kalavannan | Alexia-Ioana Hoanca | 1-0 | 34 | Open |
| 92 | 2025-03-19 | 25th ch-EUR Indiv 2025 | Eforie Nord ROU | 5.149 | Ognian Stoychev | Koby Kalavannan | 1-0 | 78 | Open |
| 93 | 2025-03-18 | 25th ch-EUR Indiv 2025 | Eforie Nord ROU | 4.136 | Koby Kalavannan | Georgios Finokaliotis | 0-1 | 121 | Open |
| 94 | 2025-03-17 | 25th ch-EUR Indiv 2025 | Eforie Nord ROU | 3.81 | Artur Davtyan | Koby Kalavannan | 1-0 | 42 | Open |
| 95 | 2025-03-16 | 25th ch-EUR Indiv 2025 | Eforie Nord ROU | 2.145 | Koby Kalavannan | Ariel Taieb | 1-0 | 37 | Open |
| 96 | 2025-03-15 | 25th ch-EUR Indiv 2025 | Eforie Nord ROU | 1.42 | Daniele Vocaturo | Koby Kalavannan | 1-0 | 58 | Open |
| 97 | 2024-12-24 | Titled Tue 24th Dec Late | chess.com INT | 4 | Koby Kalavannan | Leandro Jimenez Jimenez | 0-1 | 97 | Open |
| 98 | 2024-12-24 | Titled Tue 24th Dec Late | chess.com INT | 3 | Oleksandr Matlak | Koby Kalavannan | 1-0 | 77 | Open |
| 99 | 2024-12-24 | Titled Tue 24th Dec Late | chess.com INT | 2 | Koby Kalavannan | Pranav Sairam | 1-0 | 24 | Open |
| 100 | 2024-12-15 | Keith Escott Mem Open | Sutton Coldfield ENG | 5.6 | Shabir Okhai | Koby Kalavannan | 1-0 | 46 | Open |
| 101 | 2024-12-15 | Keith Escott Mem Open | Sutton Coldfield ENG | 4.9 | Koby Kalavannan | Rohan Pal | 1-0 | 45 | Open |
| 102 | 2024-12-14 | Keith Escott Mem Open | Sutton Coldfield ENG | 3.3 | Adam Nawalaniec | Koby Kalavannan | 1-0 | 72 | Open |
| 103 | 2024-12-14 | Keith Escott Mem Open | Sutton Coldfield ENG | 2.3 | Koby Kalavannan | Ifan Rathbone-Jones | 1/2-1/2 | 88 | Open |
| 104 | 2024-12-14 | Keith Escott Mem Open | Sutton Coldfield ENG | 1.5 | Maksym Larchikov | Koby Kalavannan | 0-1 | 59 | Open |
| 105 | 2024-12-07 | London Classic Masters | London ENG | 9.12 | Koby Kalavannan | Imre Jr. Hera | 1/2-1/2 | 76 | Open |
| 106 | 2024-12-06 | London Classic Masters | London ENG | 8.17 | Vladimir Sergeev Petrov | Koby Kalavannan | 1/2-1/2 | 85 | Open |
| 107 | 2024-12-05 | London Classic Masters | London ENG | 7.9 | Koby Kalavannan | Matthew J Wadsworth | 0-1 | 70 | Open |
| 108 | 2024-12-03 | London Classic Masters | London ENG | 6.13 | Marian Petrov | Koby Kalavannan | 0-1 | 40 | Open |
| 109 | 2024-12-02 | London Classic Masters | London ENG | 5.24 | Koby Kalavannan | Jan Murawski | 1-0 | 40 | Open |
| 110 | 2024-12-01 | London Classic Masters | London ENG | 4.11 | Jose Gonzalez Garcia | Koby Kalavannan | 1-0 | 43 | Open |
| 111 | 2024-11-30 | London Classic Masters | London ENG | 3.16 | Koby Kalavannan | Nicolai Kistrup | 1-0 | 61 | Open |
| 112 | 2024-11-30 | London Classic Masters | London ENG | 2.31 | Federico Rocco | Koby Kalavannan | 0-1 | 40 | Open |
| 113 | 2024-11-29 | London Classic Masters | London ENG | 1.4 | Koby Kalavannan | Martin Petrov | 0-1 | 64 | Open |
| 114 | 2024-11-24 | 4NCL 2024-25 | England ENG | 2.63 | Koby Kalavannan | Frankie Badacsonyi | 1-0 | 42 | Open |
| 115 | 2024-11-23 | 4NCL 2024-25 | England ENG | 1.35 | Ameet K Ghasi | Koby Kalavannan | 1-0 | 28 | Open |
| 116 | 2024-11-19 | 24th ch-EUR Indiv 2024 | Petrovac MNE | 11.107 | Koby Kalavannan | Vuk Damjanovic | 1/2-1/2 | 36 | Open |
| 117 | 2024-11-18 | 24th ch-EUR Indiv 2024 | Petrovac MNE | 10.115 | Aleksandr Domalchuk-Jonasson | Koby Kalavannan | 0-1 | 51 | Open |
| 118 | 2024-11-17 | 24th ch-EUR Indiv 2024 | Petrovac MNE | 9.1 | Benny Aizenberg | Koby Kalavannan | 1-0 | 41 | Open |
| 119 | 2024-11-16 | 24th ch-EUR Indiv 2024 | Petrovac MNE | 8.83 | Koby Kalavannan | Denis Kadric | 0-1 | 99 | Open |
| 120 | 2024-11-15 | 24th ch-EUR Indiv 2024 | Petrovac MNE | 7.8 | Koby Kalavannan | Matthew J Wadsworth | 1/2-1/2 | 103 | Open |
| 121 | 2024-11-13 | 24th ch-EUR Indiv 2024 | Petrovac MNE | 6.105 | Yuval Yaniv | Koby Kalavannan | 0-1 | 30 | Open |
| 122 | 2024-11-12 | 24th ch-EUR Indiv 2024 | Petrovac MNE | 5.82 | Marius Fromm | Koby Kalavannan | 1-0 | 47 | Open |
| 123 | 2024-11-11 | 24th ch-EUR Indiv 2024 | Petrovac MNE | 4.108 | Koby Kalavannan | Govhar Beydullayeva | 1-0 | 101 | Open |
| 124 | 2024-11-10 | 24th ch-EUR Indiv 2024 | Petrovac MNE | 3.96 | Koby Kalavannan | Umut Ata Akbas | 1/2-1/2 | 85 | Open |
| 125 | 2024-11-08 | 24th ch-EUR Indiv 2024 | Petrovac MNE | 1.69 | Koby Kalavannan | Roven Vogel | 0-1 | 40 | Open |
| 126 | 2024-10-15 | Titled Tue 15th Oct Late | chess.com INT | 4 | Viacheslav Tikhonov | Koby Kalavannan | 0-1 | 25 | Open |
| 127 | 2024-10-15 | Titled Tue 15th Oct Late | chess.com INT | 3 | Koby Kalavannan | Grigoriy Oparin | 0-1 | 40 | Open |
| 128 | 2024-10-15 | Titled Tue 15th Oct Late | chess.com INT | 2 | Ilay Zakin | Koby Kalavannan | 0-1 | 36 | Open |
| 129 | 2024-10-15 | Titled Tue 15th Oct Late | chess.com INT | 1 | Koby Kalavannan | Aaron Matthes | 1-0 | 44 | Open |
| 130 | 2024-10-08 | Titled Tue 8th Oct Late | chess.com INT | 2 | Maria Teresa Jimenez Salas | Koby Kalavannan | 1-0 | 48 | Open |
| 131 | 2024-10-08 | Titled Tue 8th Oct Late | chess.com INT | 1 | Koby Kalavannan | Matyas Zeman | 0-1 | 54 | Open |
| 132 | 2024-10-01 | Titled Tue 1st Oct Late | chess.com INT | 9 | Koby Kalavannan | Robert Hungaski | 1-0 | 58 | Open |
| 133 | 2024-10-01 | Titled Tue 1st Oct Late | chess.com INT | 8 | Koby Kalavannan | Boris Abrashkin | 1-0 | 20 | Open |
| 134 | 2024-10-01 | Titled Tue 1st Oct Late | chess.com INT | 7 | Adam Zielonka | Koby Kalavannan | 1/2-1/2 | 61 | Open |
| 135 | 2024-10-01 | Titled Tue 1st Oct Late | chess.com INT | 6 | Koby Kalavannan | Oscar Williams | 0-1 | 81 | Open |
| 136 | 2024-10-01 | Titled Tue 1st Oct Late | chess.com INT | 5 | Dion Krivenko | Koby Kalavannan | 0-1 | 71 | Open |
| 137 | 2024-10-01 | Titled Tue 1st Oct Late | chess.com INT | 4 | Koby Kalavannan | Keaton Kiewra | 0-1 | 55 | Open |
| 138 | 2024-10-01 | Titled Tue 1st Oct Late | chess.com INT | 3 | Jeffery Xiong | Koby Kalavannan | 1-0 | 50 | Open |
| 139 | 2024-10-01 | Titled Tue 1st Oct Late | chess.com INT | 2 | Koby Kalavannan | Alejandro Cuellar Montes | 1-0 | 48 | Open |
| 140 | 2024-10-01 | Titled Tue 1st Oct Late | chess.com INT | 1 | Eivind Grunt Kreken | Koby Kalavannan | 0-1 | 53 | Open |
| 141 | 2024-10-01 | Titled Tue 1st Oct Late | chess.com INT | 11 | Koby Kalavannan | Karol Kucza | 1/2-1/2 | 102 | Open |
| 142 | 2024-10-01 | Titled Tue 1st Oct Late | chess.com INT | 10 | David 1981 Martinez Martin | Koby Kalavannan | 0-1 | 33 | Open |
| 143 | 2024-09-24 | Titled Tue 24th Sep Late | chess.com INT | 1 | Nicolas Cogan | Koby Kalavannan | 1-0 | 23 | Open |
| 144 | 2024-08-26 | Northumbria Masters Open | Darlington ENG | 9.7 | Jacob D Yoon | Koby Kalavannan | 1-0 | 76 | Open |
| 145 | 2024-08-25 | Northumbria Masters Open | Darlington ENG | 7.3 | Oleg Korneev | Koby Kalavannan | 1-0 | 76 | Open |
| 146 | 2024-08-22 | Northumbria Masters Open | Darlington ENG | 2.6 | Koby Kalavannan | Stuart A White | 0-1 | 76 | Open |
| 147 | 2024-08-22 | Northumbria Masters Open | Darlington ENG | 1.11 | Simon Wilks | Koby Kalavannan | 1-0 | 46 | Open |
| 148 | 2024-08-06 | Titled Tue 6th Aug Late | chess.com INT | 9 | Koby Kalavannan | Shankar Gauri | 0-1 | 39 | Open |
| 149 | 2024-08-06 | Titled Tue 6th Aug Early | chess.com INT | 9 | Koby Kalavannan | Andres Delgado Kuffo | 0-1 | 62 | Open |
| 150 | 2024-08-06 | Titled Tue 6th Aug Early | chess.com INT | 8 | Denis Kozlov | Koby Kalavannan | 0-1 | 33 | Open |
| 151 | 2024-08-06 | Titled Tue 6th Aug Late | chess.com INT | 8 | David W L Howell | Koby Kalavannan | 1-0 | 46 | Open |
| 152 | 2024-08-06 | Titled Tue 6th Aug Early | chess.com INT | 7 | Koby Kalavannan | Maria Larina | 1-0 | 43 | Open |
| 153 | 2024-08-06 | Titled Tue 6th Aug Late | chess.com INT | 7 | Carlos Jose Pinero Rodriguez | Koby Kalavannan | 0-1 | 43 | Open |
| 154 | 2024-08-06 | Titled Tue 6th Aug Early | chess.com INT | 6 | Koby Kalavannan | Rebeca Jimenez Fernandez | 1-0 | 38 | Open |
| 155 | 2024-08-06 | Titled Tue 6th Aug Late | chess.com INT | 6 | Koby Kalavannan | Eyal Deutsch | 0-1 | 50 | Open |
| 156 | 2024-08-06 | Titled Tue 6th Aug Late | chess.com INT | 5 | Koby Kalavannan | Adar Tarhan | 1-0 | 43 | Open |
| 157 | 2024-08-06 | Titled Tue 6th Aug Early | chess.com INT | 5 | Italo German Zapata Romero | Koby Kalavannan | 0-1 | 56 | Open |
| 158 | 2024-08-06 | Titled Tue 6th Aug Late | chess.com INT | 4 | Flavio Rodrigo Costa Bezerra | Koby Kalavannan | 0-1 | 39 | Open |
| 159 | 2024-08-06 | Titled Tue 6th Aug Early | chess.com INT | 4 | Ana Kuchava | Koby Kalavannan | 1-0 | 34 | Open |
| 160 | 2024-08-06 | Titled Tue 6th Aug Early | chess.com INT | 3 | Koby Kalavannan | Antonia Christodoulaki | 0-1 | 45 | Open |
| 161 | 2024-08-06 | Titled Tue 6th Aug Late | chess.com INT | 3 | Koby Kalavannan | Elbert Fang | 1-0 | 29 | Open |
| 162 | 2024-08-06 | Titled Tue 6th Aug Late | chess.com INT | 2 | Jose Carlos Ibarra Jerez | Koby Kalavannan | 1-0 | 36 | Open |
| 163 | 2024-08-06 | Titled Tue 6th Aug Late | chess.com INT | 1 | Koby Kalavannan | Sergei Zhigalko | 1/2-1/2 | 69 | Open |
| 164 | 2024-08-06 | Titled Tue 6th Aug Late | chess.com INT | 11 | Koby Kalavannan | Eyal Noy | 0-1 | 45 | Open |
| 165 | 2024-08-06 | Titled Tue 6th Aug Late | chess.com INT | 10 | Marcel Beulen | Koby Kalavannan | 1/2-1/2 | 111 | Open |
| 166 | 2024-08-04 | 110th ch-GBR 2024 | Hull ENG | 9.24 | Koby Kalavannan | Calum Salmons | 0-1 | 28 | Open |
| 167 | 2024-08-03 | 110th ch-GBR 2024 | Hull ENG | 8.16 | Mark L Hebden | Koby Kalavannan | 1-0 | 53 | Open |
| 168 | 2024-08-02 | 110th ch-GBR 2024 | Hull ENG | 7.14 | Koby Kalavannan | Peter K Wells | 1/2-1/2 | 60 | Open |
| 169 | 2024-08-01 | 110th ch-GBR 2024 | Hull ENG | 6.28 | Koby Kalavannan | Sanjith Madhavan | 1-0 | 38 | Open |
| 170 | 2024-07-31 | 110th ch-GBR 2024 | Hull ENG | 5.28 | Akshaya Kalaiyalahan | Koby Kalavannan | 0-1 | 60 | Open |
| 171 | 2024-07-30 | 110th ch-GBR 2024 | Hull ENG | 4.25 | Koby Kalavannan | Ifan Rathbone-Jones | 0-1 | 31 | Open |
| 172 | 2024-07-29 | 110th ch-GBR 2024 | Hull ENG | 3.8 | Ameet K Ghasi | Koby Kalavannan | 1-0 | 39 | Open |
| 173 | 2024-07-28 | 110th ch-GBR 2024 | Hull ENG | 2.11 | Koby Kalavannan | Simon K Williams | 1/2-1/2 | 18 | Open |
| 174 | 2024-07-27 | 110th ch-GBR 2024 | Hull ENG | 1.39 | James Merriman | Koby Kalavannan | 0-1 | 76 | Open |
| 175 | 2024-07-23 | IV Mindsports Int Open | London ENG | 9.6 | Jia Ru Sim | Koby Kalavannan | 0-1 | 55 | Open |
| 176 | 2024-07-22 | IV Mindsports Int Open | London ENG | 8.1 | Koby Kalavannan | Jan Murawski | 1-0 | 56 | Open |
| 177 | 2024-07-22 | IV Mindsports Int Open | London ENG | 7.14 | Theo Khoury | Koby Kalavannan | 0-1 | 48 | Open |
| 178 | 2024-07-21 | IV Mindsports Int Open | London ENG | 6.9 | Peter J Sowray | Koby Kalavannan | 1-0 | 73 | Open |
| 179 | 2024-07-20 | IV Mindsports Int Open | London ENG | 5.6 | Koby Kalavannan | Livio Cancedda-Dupuis | 1/2-1/2 | 58 | Open |
| 180 | 2024-07-20 | IV Mindsports Int Open | London ENG | 4.3 | Ben Ogunshola | Koby Kalavannan | 1/2-1/2 | 53 | Open |
| 181 | 2024-07-19 | IV Mindsports Int Open | London ENG | 3.8 | Koby Kalavannan | Alexander Cherniaev | 1/2-1/2 | 70 | Open |
| 182 | 2024-07-18 | IV Mindsports Int Open | London ENG | 2.21 | Sacha Brozel | Koby Kalavannan | 0-1 | 40 | Open |
| 183 | 2024-07-18 | IV Mindsports Int Open | London ENG | 1.15 | Koby Kalavannan | Daniel Johnson | 1/2-1/2 | 44 | Open |
| 184 | 2024-07-16 | Titled Tue 16th Jul Early | chess.com INT | 9 | Evan Ai | Koby Kalavannan | 1/2-1/2 | 64 | Open |
| 185 | 2024-07-16 | Titled Tue 16th Jul Early | chess.com INT | 8 | Koby Kalavannan | Nikolay Pavlov | 1-0 | 46 | Open |
| 186 | 2024-07-16 | Titled Tue 16th Jul Early | chess.com INT | 7 | Michal Mazurkiewicz | Koby Kalavannan | 1-0 | 39 | Open |
| 187 | 2024-07-16 | Titled Tue 16th Jul Early | chess.com INT | 6 | Roberto Junio Brito Molina | Koby Kalavannan | 1-0 | 30 | Open |
| 188 | 2024-07-16 | Titled Tue 16th Jul Early | chess.com INT | 5 | Koby Kalavannan | Alexander Spichkin | 1-0 | 59 | Open |
| 189 | 2024-07-16 | Titled Tue 16th Jul Late | chess.com INT | 5 | Koby Kalavannan | Kirill Klukin | 0-1 | 25 | Open |
| 190 | 2024-07-16 | Titled Tue 16th Jul Late | chess.com INT | 4 | Koby Kalavannan | Sharath Radhakrishnan | 1-0 | 48 | Open |
| 191 | 2024-07-16 | Titled Tue 16th Jul Early | chess.com INT | 4 | Koby Kalavannan | Gianmarco Leiva | 0-1 | 47 | Open |
| 192 | 2024-07-16 | Titled Tue 16th Jul Early | chess.com INT | 3 | Aleksandr Rakhmanov | Koby Kalavannan | 1-0 | 54 | Open |
| 193 | 2024-07-16 | Titled Tue 16th Jul Late | chess.com INT | 3 | Kacper Drozdowski | Koby Kalavannan | 1-0 | 49 | Open |
| 194 | 2024-07-16 | Titled Tue 16th Jul Early | chess.com INT | 2 | Koby Kalavannan | Vladimir Seliverstov | 1-0 | 26 | Open |
| 195 | 2024-07-16 | Titled Tue 16th Jul Late | chess.com INT | 2 | Koby Kalavannan | Brandon Jiang | 1-0 | 31 | Open |
| 196 | 2024-07-16 | Titled Tue 16th Jul Late | chess.com INT | 1 | John Curtis | Koby Kalavannan | 1/2-1/2 | 48 | Open |
| 197 | 2024-07-16 | Titled Tue 16th Jul Early | chess.com INT | 1 | Elliott Winslow | Koby Kalavannan | 0-1 | 30 | Open |
| 198 | 2024-07-16 | Titled Tue 16th Jul Early | chess.com INT | 11 | Asa Hoffmann | Koby Kalavannan | 1-0 | 34 | Open |
| 199 | 2024-07-16 | Titled Tue 16th Jul Early | chess.com INT | 10 | Koby Kalavannan | Irina Mikhailova | 0-1 | 55 | Open |
| 200 | 2024-07-09 | Titled Tue 9th Jul Late | chess.com INT | 9 | Matvey Galchenko | Koby Kalavannan | 0-1 | 38 | Open |
| 201 | 2024-07-09 | Titled Tue 9th Jul Late | chess.com INT | 8 | Koby Kalavannan | Jason P Morefield | 1-0 | 38 | Open |
| 202 | 2024-07-09 | Titled Tue 9th Jul Late | chess.com INT | 7 | Dashgyn Ibadov | Koby Kalavannan | 0-1 | 29 | Open |
| 203 | 2024-07-09 | Titled Tue 9th Jul Late | chess.com INT | 6 | Flavio Rodrigo Costa Bezerra | Koby Kalavannan | 0-1 | 37 | Open |
| 204 | 2024-07-09 | Titled Tue 9th Jul Late | chess.com INT | 5 | Koby Kalavannan | Pablo Ismael Acosta | 0-1 | 52 | Open |
| 205 | 2024-07-09 | Titled Tue 9th Jul Late | chess.com INT | 4 | Raehanna Brown | Koby Kalavannan | 0-1 | 36 | Open |
| 206 | 2024-07-09 | Titled Tue 9th Jul Late | chess.com INT | 3 | Koby Kalavannan | Michel Saucey | 1-0 | 39 | Open |
| 207 | 2024-07-09 | Titled Tue 9th Jul Early | chess.com INT | 2 | Koby Kalavannan | Julian Colville | 0-1 | 20 | Open |
| 208 | 2024-07-09 | Titled Tue 9th Jul Late | chess.com INT | 2 | Maksim Chigaev | Koby Kalavannan | 1-0 | 42 | Open |
| 209 | 2024-07-09 | Titled Tue 9th Jul Late | chess.com INT | 1 | Koby Kalavannan | David Paravyan | 1/2-1/2 | 62 | Open |
| 210 | 2024-07-09 | Titled Tue 9th Jul Early | chess.com INT | 1 | Ivan Zemlyanskii | Koby Kalavannan | 1-0 | 40 | Open |
| 211 | 2024-07-09 | Titled Tue 9th Jul Late | chess.com INT | 11 | Koby Kalavannan | Sai Krishna G V | 1-0 | 60 | Open |
| 212 | 2024-07-09 | Titled Tue 9th Jul Late | chess.com INT | 10 | Mahdi Gholami Orimi | Koby Kalavannan | 1/2-1/2 | 58 | Open |
| 213 | 2024-07-02 | Titled Tue 2nd Jul Late | chess.com INT | 8 | Alvaro Bravo De La Vega | Koby Kalavannan | 1-0 | 123 | Open |
| 214 | 2024-07-02 | Titled Tue 2nd Jul Late | chess.com INT | 7 | Koby Kalavannan | Algol Jorajuria Mendoza | 1-0 | 21 | Open |
| 215 | 2024-07-02 | Titled Tue 2nd Jul Late | chess.com INT | 6 | David Gorodetzky | Koby Kalavannan | 1-0 | 65 | Open |
| 216 | 2024-07-02 | Titled Tue 2nd Jul Late | chess.com INT | 5 | Ali Alper Celik | Koby Kalavannan | 0-1 | 49 | Open |
| 217 | 2024-07-02 | Titled Tue 2nd Jul Late | chess.com INT | 4 | Koby Kalavannan | Gabriel Lenoir Ibacache | 1-0 | 20 | Open |
| 218 | 2024-07-02 | Titled Tue 2nd Jul Late | chess.com INT | 3 | Jorge De Jesus Perez Marimon | Koby Kalavannan | 1-0 | 31 | Open |
| 219 | 2024-07-02 | Titled Tue 2nd Jul Late | chess.com INT | 2 | Koby Kalavannan | Konstantin Popov | 0-1 | 24 | Open |
| 220 | 2024-07-02 | Titled Tue 2nd Jul Late | chess.com INT | 1 | Koby Kalavannan | Andrew Jing | 1-0 | 58 | Open |
| 221 | 2024-07-02 | Titled Tue 2nd Jul Late | chess.com INT | 11 | Daniel Pacheco | Koby Kalavannan | 1-0 | 79 | Open |
| 222 | 2024-07-02 | Titled Tue 2nd Jul Late | chess.com INT | 10 | Koby Kalavannan | Sean Senft | 1-0 | 1 | Open |
| 223 | 2024-06-25 | Titled Tue 25th Jun Late | chess.com INT | 9 | Sepehr Golsefidy | Koby Kalavannan | 0-1 | 38 | Open |
| 224 | 2024-06-25 | Titled Tue 25th Jun Late | chess.com INT | 8 | Koby Kalavannan | Vadim Gorkavij | 1-0 | 26 | Open |
| 225 | 2024-06-25 | Titled Tue 25th Jun Early | chess.com INT | 7 | Koby Kalavannan | Viktoriya Tarasova | 0-1 | 36 | Open |
| 226 | 2024-06-25 | Titled Tue 25th Jun Late | chess.com INT | 7 | Koby Kalavannan | Zoey Tang | 1-0 | 49 | Open |
| 227 | 2024-06-25 | Titled Tue 25th Jun Late | chess.com INT | 6 | Gustavo Eduardo Nunez V | Koby Kalavannan | 0-1 | 37 | Open |
| 228 | 2024-06-25 | Titled Tue 25th Jun Early | chess.com INT | 6 | Megan Althea Paragua | Koby Kalavannan | 1-0 | 47 | Open |
| 229 | 2024-06-25 | Titled Tue 25th Jun Late | chess.com INT | 5 | Koby Kalavannan | Carlos Eduardo Cardozo Munar | 1-0 | 33 | Open |
| 230 | 2024-06-25 | Titled Tue 25th Jun Early | chess.com INT | 5 | Koby Kalavannan | Ilimbek Esenbek Uulu | 1-0 | 32 | Open |
| 231 | 2024-06-25 | Titled Tue 25th Jun Early | chess.com INT | 4 | Mikhail Chernov | Koby Kalavannan | 0-1 | 59 | Open |
| 232 | 2024-06-25 | Titled Tue 25th Jun Early | chess.com INT | 3 | Koby Kalavannan | Lukas Stoettner | 0-1 | 14 | Open |
| 233 | 2024-06-25 | Titled Tue 25th Jun Early | chess.com INT | 2 | Eshan Guha | Koby Kalavannan | 1-0 | 68 | Open |
| 234 | 2024-06-25 | Titled Tue 25th Jun Late | chess.com INT | 11 | Isaac Wiebe | Koby Kalavannan | 0-1 | 41 | Open |
| 235 | 2024-06-25 | Titled Tue 25th Jun Late | chess.com INT | 10 | Koby Kalavannan | Vadim Bobkov | 0-1 | 57 | Open |
| 236 | 2024-06-11 | Titled Tue 11th Jun Late | chess.com INT | 9 | Hamidreza Ebrahimi Herab | Koby Kalavannan | 1-0 | 60 | Open |
| 237 | 2024-06-11 | Titled Tue 11th Jun Late | chess.com INT | 8 | Koby Kalavannan | Simon Fule | 1-0 | 32 | Open |
| 238 | 2024-06-11 | Titled Tue 11th Jun Late | chess.com INT | 7 | Giovanni Marchesich | Koby Kalavannan | 0-1 | 29 | Open |
| 239 | 2024-06-11 | Titled Tue 11th Jun Late | chess.com INT | 5 | Koby Kalavannan | Yaacov Norowitz | 0-1 | 16 | Open |
| 240 | 2024-06-11 | Titled Tue 11th Jun Late | chess.com INT | 4 | Koby Kalavannan | Lilia Ivonne Fuentes Godoy | 1-0 | 60 | Open |
| 241 | 2024-06-11 | Titled Tue 11th Jun Late | chess.com INT | 3 | Alexander Reprintsev | Koby Kalavannan | 0-1 | 86 | Open |
| 242 | 2024-06-11 | Titled Tue 11th Jun Late | chess.com INT | 2 | Koby Kalavannan | Algol Jorajuria Mendoza | 1-0 | 39 | Open |
| 243 | 2024-06-11 | Titled Tue 11th Jun Late | chess.com INT | 11 | Frankie Badacsonyi | Koby Kalavannan | 0-1 | 54 | Open |
| 244 | 2024-06-11 | Titled Tue 11th Jun Late | chess.com INT | 10 | Koby Kalavannan | Aditya Arutla | 0-1 | 84 | Open |
| 245 | 2024-05-14 | Titled Tue 14th May Late | chess.com INT | 6 | Koby Kalavannan | Piotr Brzezina | 0-1 | 51 | Open |
| 246 | 2024-05-14 | Titled Tue 14th May Late | chess.com INT | 4 | Koby Kalavannan | Narayan Venkatesh | 1-0 | 32 | Open |
| 247 | 2024-05-14 | Titled Tue 14th May Late | chess.com INT | 3 | Hayk Mirimanian | Koby Kalavannan | 1-0 | 29 | Open |
| 248 | 2024-05-14 | Titled Tue 14th May Late | chess.com INT | 2 | Koby Kalavannan | Thomas A Eggleston | 1-0 | 27 | Open |
| 249 | 2024-04-30 | Titled Tue 30th Apr Late | chess.com INT | 4 | Koby Kalavannan | Theodore Slade | 1/2-1/2 | 65 | Open |
| 250 | 2024-04-30 | Titled Tue 30th Apr Late | chess.com INT | 3 | Ruben Akhayan | Koby Kalavannan | 1-0 | 67 | Open |
| 251 | 2024-04-30 | Titled Tue 30th Apr Late | chess.com INT | 2 | Koby Kalavannan | Maxime Vachier-Lagrave | 0-1 | 33 | Open |
| 252 | 2024-04-30 | Titled Tue 30th Apr Late | chess.com INT | 1 | Koby Kalavannan | Christopher Chabris | 1-0 | 45 | Open |
| 253 | 2024-04-16 | Titled Tue 16th Apr Late | chess.com INT | 8 | Artur Gabrielian | Koby Kalavannan | 1-0 | 30 | Open |
| 254 | 2024-04-16 | Titled Tue 16th Apr Late | chess.com INT | 7 | Koby Kalavannan | Aditya Varun Gampa | 1-0 | 52 | Open |
| 255 | 2024-04-16 | Titled Tue 16th Apr Late | chess.com INT | 6 | Gata Kamsky | Koby Kalavannan | 1-0 | 51 | Open |
| 256 | 2024-04-16 | Titled Tue 16th Apr Late | chess.com INT | 5 | Koby Kalavannan | Sandi Stojanovski | 1-0 | 27 | Open |
| 257 | 2024-04-16 | Titled Tue 16th Apr Late | chess.com INT | 4 | Andrew Hong | Koby Kalavannan | 1/2-1/2 | 46 | Open |
| 258 | 2024-04-16 | Titled Tue 16th Apr Late | chess.com INT | 3 | Koby Kalavannan | Galina Novikova | 1-0 | 40 | Open |
| 259 | 2024-04-16 | Titled Tue 16th Apr Late | chess.com INT | 2 | Jaime Santos Latasa | Koby Kalavannan | 1-0 | 45 | Open |
| 260 | 2024-04-16 | Titled Tue 16th Apr Late | chess.com INT | 1 | Koby Kalavannan | Maria Teresa Jimenez Salas | 1-0 | 18 | Open |
| 261 | 2024-04-09 | Titled Tue 9th Apr Late | chess.com INT | 9 | Koby Kalavannan | Cristian Silva Lucena | 0-1 | 67 | Open |
| 262 | 2024-04-09 | Titled Tue 9th Apr Late | chess.com INT | 8 | David Brodsky | Koby Kalavannan | 1-0 | 35 | Open |
| 263 | 2024-04-09 | Titled Tue 9th Apr Late | chess.com INT | 7 | Koby Kalavannan | Stanislav Kovalevsky | 1-0 | 32 | Open |
| 264 | 2024-04-09 | Titled Tue 9th Apr Late | chess.com INT | 6 | Aryan Tari | Koby Kalavannan | 1-0 | 45 | Open |
| 265 | 2024-04-09 | Titled Tue 9th Apr Late | chess.com INT | 5 | Rasmus Svane | Koby Kalavannan | 0-1 | 39 | Open |
| 266 | 2024-04-09 | Titled Tue 9th Apr Late | chess.com INT | 4 | Koby Kalavannan | Harold Wanyama | 1-0 | 52 | Open |
| 267 | 2024-04-09 | Titled Tue 9th Apr Late | chess.com INT | 3 | Bardiya Daneshvar | Koby Kalavannan | 1-0 | 40 | Open |
| 268 | 2024-04-09 | Titled Tue 9th Apr Late | chess.com INT | 2 | Andrey Gonzalez Zharikov | Koby Kalavannan | 0-1 | 51 | Open |
| 269 | 2024-04-09 | Titled Tue 9th Apr Late | chess.com INT | 1 | Koby Kalavannan | Addison Lee | 1/2-1/2 | 106 | Open |
| 270 | 2024-04-09 | Titled Tue 9th Apr Late | chess.com INT | 11 | Koby Kalavannan | Jack Mizzi | 1-0 | 33 | Open |
| 271 | 2024-04-09 | Titled Tue 9th Apr Late | chess.com INT | 10 | Michal Mazurkiewicz | Koby Kalavannan | 1/2-1/2 | 63 | Open |
| 272 | 2024-04-01 | Southend Masters 2024 | Southend ENG | 9.11 | Roland Bezuidenhout | Koby Kalavannan | 1-0 | 49 | Open |
| 273 | 2024-03-31 | Southend Masters 2024 | Southend ENG | 8.8 | Koby Kalavannan | Bogdan Lalic | 0-1 | 36 | Open |
| 274 | 2024-03-31 | Southend Masters 2024 | Southend ENG | 7.6 | Koby Kalavannan | Richard G Pert | 1/2-1/2 | 51 | Open |
| 275 | 2024-03-30 | Southend Masters 2024 | Southend ENG | 6.5 | Jianwen Wong | Koby Kalavannan | 1-0 | 38 | Open |
| 276 | 2024-03-30 | Southend Masters 2024 | Southend ENG | 5.8 | Koby Kalavannan | Daniel GH Gallagher | 1-0 | 59 | Open |
| 277 | 2024-03-29 | Southend Masters 2024 | Southend ENG | 4.7 | Thomas Villiers | Koby Kalavannan | 1/2-1/2 | 95 | Open |
| 278 | 2024-03-29 | Southend Masters 2024 | Southend ENG | 3.4 | Koby Kalavannan | Shreyas Royal | 0-1 | 27 | Open |
| 279 | 2024-03-28 | Southend Masters 2024 | Southend ENG | 2.1 | Frankie Badacsonyi | Koby Kalavannan | 0-1 | 55 | Open |
| 280 | 2024-03-28 | Southend Masters 2024 | Southend ENG | 1.1 | Koby Kalavannan | Stanley Badacsonyi | 1/2-1/2 | 69 | Open |
| 281 | 2024-03-27 | 4NCL Spring GM 2024 | Peterborough ENG | 9.4 | Matthew J Wadsworth | Koby Kalavannan | 1/2-1/2 | 11 | Open |
| 282 | 2024-03-27 | 4NCL Spring GM 2024 | Peterborough ENG | 8.3 | Koby Kalavannan | Huseyin Can Agdelen | 0-1 | 33 | Open |
| 283 | 2024-03-26 | 4NCL Spring GM 2024 | Peterborough ENG | 7.3 | Alexander Cherniaev | Koby Kalavannan | 1/2-1/2 | 97 | Open |
| 284 | 2024-03-26 | 4NCL Spring GM 2024 | Peterborough ENG | 6.4 | Koby Kalavannan | Marcus R Harvey | 0-1 | 46 | Open |
| 285 | 2024-03-25 | 4NCL Spring GM 2024 | Peterborough ENG | 5.2 | Pawel Teclaf | Koby Kalavannan | 1-0 | 34 | Open |
| 286 | 2024-03-25 | 4NCL Spring GM 2024 | Peterborough ENG | 4.5 | Koby Kalavannan | Samuel Chow | 1/2-1/2 | 130 | Open |
| 287 | 2024-03-24 | 4NCL Spring GM 2024 | Peterborough ENG | 3.1 | Koby Kalavannan | Szymon Gumularz | 0-1 | 62 | Open |
| 288 | 2024-03-24 | 4NCL Spring GM 2024 | Peterborough ENG | 2.5 | Rajat Makkar | Koby Kalavannan | 1-0 | 45 | Open |
| 289 | 2024-03-23 | 4NCL Spring GM 2024 | Peterborough ENG | 1.2 | Koby Kalavannan | Shreyas Royal | 0-1 | 54 | Open |
| 290 | 2024-03-02 | 142nd Varsity Match 2024 | London ENG | 1.1 | Tom O`Gorman | Koby Kalavannan | 1-0 | 75 | Open |
| 291 | 2024-01-23 | Titled Tue 23rd Jan Late | chess.com INT | 9 | Koby Kalavannan | Dmitriy Kushko | 0-1 | 41 | Open |
| 292 | 2024-01-23 | Titled Tue 23rd Jan Late | chess.com INT | 8 | Alain Prieto Aranguren | Koby Kalavannan | 0-1 | 31 | Open |
| 293 | 2024-01-23 | Titled Tue 23rd Jan Late | chess.com INT | 7 | Koby Kalavannan | Zbigniew Pakleza | 1/2-1/2 | 80 | Open |
| 294 | 2024-01-23 | Titled Tue 23rd Jan Late | chess.com INT | 6 | Koby Kalavannan | Andrew Hong | 0-1 | 35 | Open |
| 295 | 2024-01-23 | Titled Tue 23rd Jan Late | chess.com INT | 5 | Raven Sturt | Koby Kalavannan | 0-1 | 58 | Open |
| 296 | 2024-01-23 | Titled Tue 23rd Jan Late | chess.com INT | 4 | Koby Kalavannan | Sanan Sjugirov | 0-1 | 44 | Open |
| 297 | 2024-01-23 | Titled Tue 23rd Jan Late | chess.com INT | 3 | Koby Kalavannan | Bojan Maksimovic | 1-0 | 37 | Open |
| 298 | 2024-01-23 | Titled Tue 23rd Jan Late | chess.com INT | 2 | Aleksandr Shimanov | Koby Kalavannan | 0-1 | 48 | Open |
| 299 | 2024-01-23 | Titled Tue 23rd Jan Late | chess.com INT | 1 | Valentina Golubenko | Koby Kalavannan | 0-1 | 28 | Open |
| 300 | 2024-01-23 | Titled Tue 23rd Jan Late | chess.com INT | 11 | Kaiqi Yang | Koby Kalavannan | 1-0 | 44 | Open |
| 301 | 2024-01-23 | Titled Tue 23rd Jan Late | chess.com INT | 10 | Koby Kalavannan | Alexander Rustemov | 0-1 | 51 | Open |
| 302 | 2024-01-02 | Titled Tue 2nd Jan Late | chess.com INT | 9 | Bernardo Vainzoff Sztokbant | Koby Kalavannan | 1-0 | 77 | Open |
| 303 | 2024-01-02 | Titled Tue 2nd Jan Late | chess.com INT | 8 | Koby Kalavannan | Martin Horak | 1-0 | 50 | Open |
| 304 | 2024-01-02 | Titled Tue 2nd Jan Late | chess.com INT | 7 | Koby Kalavannan | David Brodsky | 0-1 | 54 | Open |
| 305 | 2024-01-02 | Titled Tue 2nd Jan Late | chess.com INT | 6 | Joseph F. Bellissimo | Koby Kalavannan | 0-1 | 36 | Open |
| 306 | 2024-01-02 | Titled Tue 2nd Jan Late | chess.com INT | 5 | Koby Kalavannan | Daniel Kazmaier | 1-0 | 79 | Open |
| 307 | 2024-01-02 | Titled Tue 2nd Jan Late | chess.com INT | 4 | Eduard Kanter | Koby Kalavannan | 0-1 | 20 | Open |
| 308 | 2024-01-02 | Titled Tue 2nd Jan Late | chess.com INT | 3 | Koby Kalavannan | Ruslan Gabdushev | 0-1 | 63 | Open |
| 309 | 2024-01-02 | Titled Tue 2nd Jan Late | chess.com INT | 2 | Rasmus Svane | Koby Kalavannan | 1-0 | 41 | Open |
| 310 | 2024-01-02 | Titled Tue 2nd Jan Late | chess.com INT | 1 | Djuro Skaric | Koby Kalavannan | 0-1 | 83 | Open |
| 311 | 2024-01-02 | Titled Tue 2nd Jan Late | chess.com INT | 11 | Koby Kalavannan | Dmitry Gurevich | 0-1 | 45 | Open |
| 312 | 2024-01-02 | Titled Tue 2nd Jan Late | chess.com INT | 10 | Teimur Toktomushev | Koby Kalavannan | 0-1 | 71 | Open |
| 313 | 2023-10-03 | Titled Tue 3rd Oct Late | chess.com INT | 8 | Araz Basim Mohammed S Al-Saffar | Koby Kalavannan | 0-1 | 47 | Open |
| 314 | 2023-10-03 | Titled Tue 3rd Oct Late | chess.com INT | 7 | Koby Kalavannan | Juan Antonio Urbina Perez | 0-1 | 65 | Open |
| 315 | 2023-10-03 | Titled Tue 3rd Oct Late | chess.com INT | 6 | Adireddy Arjun | Koby Kalavannan | 0-1 | 46 | Open |
| 316 | 2023-10-03 | Titled Tue 3rd Oct Late | chess.com INT | 5 | Koby Kalavannan | Victor Manuel Mago Perez | 0-1 | 34 | Open |
| 317 | 2023-10-03 | Titled Tue 3rd Oct Late | chess.com INT | 4 | Koby Kalavannan | Sricharan Pullela | 1-0 | 42 | Open |
| 318 | 2023-10-03 | Titled Tue 3rd Oct Late | chess.com INT | 3 | Veronika Minina | Koby Kalavannan | 0-1 | 39 | Open |
| 319 | 2022-09-13 | Titled Tue 13th Sep Early | chess.com INT | 5 | Henry Lopez | Koby Kalavannan | 1-0 | 51 | Open |
| 320 | 2022-09-13 | Titled Tue 13th Sep Early | chess.com INT | 4 | Koby Kalavannan | Steven Zierk | 0-1 | 67 | Open |
| 321 | 2022-09-13 | Titled Tue 13th Sep Early | chess.com INT | 3 | Andrey Esipenko | Koby Kalavannan | 0-1 | 39 | Open |
| 322 | 2022-09-13 | Titled Tue 13th Sep Early | chess.com INT | 2 | Koby Kalavannan | Tomasz Mika | 1-0 | 35 | Open |
| 323 | 2022-09-13 | Titled Tue 13th Sep Early | chess.com INT | 1 | Antonio Lopez Del Alamo | Koby Kalavannan | 1/2-1/2 | 120 | Open |
| 324 | 2022-09-06 | Titled Tue 6th Sep Late | chess.com INT | 9 | Koby Kalavannan | Baadur Jobava | 0-1 | 43 | Open |
| 325 | 2022-09-06 | Titled Tue 6th Sep Late | chess.com INT | 8 | Conrad Holt | Koby Kalavannan | 0-1 | 54 | Open |
| 326 | 2022-09-06 | Titled Tue 6th Sep Late | chess.com INT | 7 | Vugar Rasulov | Koby Kalavannan | 1-0 | 39 | Open |
| 327 | 2022-09-06 | Titled Tue 6th Sep Late | chess.com INT | 6 | Koby Kalavannan | Alexander Rustemov | 1/2-1/2 | 72 | Open |
| 328 | 2022-09-06 | Titled Tue 6th Sep Late | chess.com INT | 5 | Sergei Lobanov | Koby Kalavannan | 1-0 | 68 | Open |
| 329 | 2022-09-06 | Titled Tue 6th Sep Late | chess.com INT | 4 | Yoav Milikow | Koby Kalavannan | 0-1 | 48 | Open |
| 330 | 2022-09-06 | Titled Tue 6th Sep Late | chess.com INT | 3 | Koby Kalavannan | Jose Carlos Ibarra Jerez | 1-0 | 70 | Open |
| 331 | 2022-09-06 | Titled Tue 6th Sep Early | chess.com INT | 2 | Koby Kalavannan | Zala Urh | 0-1 | 32 | Open |
| 332 | 2022-09-06 | Titled Tue 6th Sep Late | chess.com INT | 2 | Koby Kalavannan | Leonardo Tristan | 1-0 | 83 | Open |
| 333 | 2022-09-06 | Titled Tue 6th Sep Late | chess.com INT | 1 | Aqib Javaid Butt | Koby Kalavannan | 0-1 | 30 | Open |
| 334 | 2022-09-06 | Titled Tue 6th Sep Early | chess.com INT | 1 | Hikaru Nakamura | Koby Kalavannan | 1-0 | 76 | Open |
| 335 | 2022-09-06 | Titled Tue 6th Sep Late | chess.com INT | 11 | Koby Kalavannan | Levente Miszler | 0-1 | 60 | Open |
| 336 | 2022-09-06 | Titled Tue 6th Sep Late | chess.com INT | 10 | Ward Al-Tarboush | Koby Kalavannan | 1-0 | 71 | Open |
| 337 | 2022-08-16 | Titled Tue 16th Aug Late | chess.com INT | 9 | Koby Kalavannan | Nathan Solon | 1-0 | 67 | Open |
| 338 | 2022-08-16 | Titled Tue 16th Aug Late | chess.com INT | 8 | Rochelle Wu | Koby Kalavannan | 0-1 | 19 | Open |
| 339 | 2022-08-16 | Titled Tue 16th Aug Late | chess.com INT | 7 | Koby Kalavannan | Harshavardhan G B | 1-0 | 38 | Open |
| 340 | 2022-08-16 | Titled Tue 16th Aug Late | chess.com INT | 6 | Zala Urh | Koby Kalavannan | 0-1 | 35 | Open |
| 341 | 2022-08-16 | Titled Tue 16th Aug Late | chess.com INT | 5 | Koby Kalavannan | Sergey Kim | 0-1 | 72 | Open |
| 342 | 2022-08-16 | Titled Tue 16th Aug Late | chess.com INT | 4 | Koby Kalavannan | Daniel Shapiro | 1-0 | 39 | Open |
| 343 | 2022-08-16 | Titled Tue 16th Aug Late | chess.com INT | 3 | Aleksandra Goryachkina | Koby Kalavannan | 1-0 | 55 | Open |
| 344 | 2022-08-16 | Titled Tue 16th Aug Late | chess.com INT | 2 | Koby Kalavannan | Vladimir Bochnicka | 1-0 | 13 | Open |
| 345 | 2022-08-16 | Titled Tue 16th Aug Late | chess.com INT | 1 | Aleksandr Lenderman | Koby Kalavannan | 1-0 | 45 | Open |
| 346 | 2022-08-16 | Titled Tue 16th Aug Late | chess.com INT | 11 | Sourath Biswas | Koby Kalavannan | 1/2-1/2 | 45 | Open |
| 347 | 2022-08-16 | Titled Tue 16th Aug Late | chess.com INT | 10 | Koby Kalavannan | Nikolai Vlassov | 0-1 | 53 | Open |
| 348 | 2022-07-26 | Titled Tue 26th Jul Late | chess.com INT | 7 | Koby Kalavannan | Humberto L. Blanco Ronquillo | 0-1 | 44 | Open |
| 349 | 2022-07-26 | Titled Tue 26th Jul Late | chess.com INT | 6 | Koby Kalavannan | Asa Hoffmann | 1-0 | 48 | Open |
| 350 | 2022-07-26 | Titled Tue 26th Jul Late | chess.com INT | 5 | A.R. Saleh Salem | Koby Kalavannan | 1-0 | 28 | Open |
| 351 | 2022-07-26 | Titled Tue 26th Jul Late | chess.com INT | 4 | Koby Kalavannan | Antonio Lopez Del Alamo | 1-0 | 38 | Open |
| 352 | 2022-07-26 | Titled Tue 26th Jul Late | chess.com INT | 3 | Florian Gatterer | Koby Kalavannan | 0-1 | 60 | Open |
| 353 | 2022-07-26 | Titled Tue 26th Jul Late | chess.com INT | 2 | Koby Kalavannan | Bojan Todorovic | 0-1 | 68 | Open |
| 354 | 2022-07-26 | Titled Tue 26th Jul Late | chess.com INT | 1 | Olexandr Bortnyk | Koby Kalavannan | 1-0 | 27 | Open |
| 355 | 2022-05-03 | Titled Tue 3rd May Late | chess.com INT | 3 | Jennifer Perez Rodriguez | Koby Kalavannan | 1-0 | 33 | Open |
| 356 | 2022-05-03 | Titled Tue 3rd May Late | chess.com INT | 2 | Koby Kalavannan | Barbara Skuhala | 1-0 | 44 | Open |
| 357 | 2022-04-12 | Titled Tue 12th Apr Early | chess.com INT | 9 | Rasyid A. Hidayat Bintang | Koby Kalavannan | 1-0 | 35 | Open |
| 358 | 2022-04-12 | Titled Tue 12th Apr Late | chess.com INT | 9 | Koby Kalavannan | Dmitry Minko | 0-1 | 32 | Open |
| 359 | 2022-04-12 | Titled Tue 12th Apr Late | chess.com INT | 8 | Koby Kalavannan | Oliver Dimakiling | 0-1 | 38 | Open |
| 360 | 2022-04-12 | Titled Tue 12th Apr Early | chess.com INT | 8 | Koby Kalavannan | Oleksandr Prokhorov | 1-0 | 31 | Open |
| 361 | 2022-04-12 | Titled Tue 12th Apr Early | chess.com INT | 7 | Florian Gatterer | Koby Kalavannan | 0-1 | 31 | Open |
| 362 | 2022-04-12 | Titled Tue 12th Apr Late | chess.com INT | 7 | Eduard Ashiev | Koby Kalavannan | 0-1 | 31 | Open |
| 363 | 2022-04-12 | Titled Tue 12th Apr Early | chess.com INT | 6 | Koby Kalavannan | Tickoo Sahil | 1/2-1/2 | 56 | Open |
| 364 | 2022-04-12 | Titled Tue 12th Apr Late | chess.com INT | 6 | Koby Kalavannan | Nico Stelmaszyk | 1-0 | 38 | Open |
| 365 | 2022-04-12 | Titled Tue 12th Apr Early | chess.com INT | 5 | Patryk Stanisz | Koby Kalavannan | 1-0 | 33 | Open |
| 366 | 2022-04-12 | Titled Tue 12th Apr Early | chess.com INT | 4 | Koby Kalavannan | Vladimir Demin | 0-1 | 104 | Open |
| 367 | 2022-04-12 | Titled Tue 12th Apr Late | chess.com INT | 4 | Vinicius V. de Almeida Rego | Koby Kalavannan | 0-1 | 23 | Open |
| 368 | 2022-04-12 | Titled Tue 12th Apr Late | chess.com INT | 3 | Koby Kalavannan | Gerardo Antonio Gracia Alvarez | 0-1 | 67 | Open |
| 369 | 2022-04-12 | Titled Tue 12th Apr Early | chess.com INT | 3 | Elameir Fathy | Koby Kalavannan | 1-0 | 93 | Open |
| 370 | 2022-04-12 | Titled Tue 12th Apr Early | chess.com INT | 2 | Koby Kalavannan | Aryan Tari | 0-1 | 57 | Open |
| 371 | 2022-04-12 | Titled Tue 12th Apr Late | chess.com INT | 2 | Yuniesky Quesada Perez | Koby Kalavannan | 1-0 | 63 | Open |
| 372 | 2022-04-12 | Titled Tue 12th Apr Early | chess.com INT | 1 | Nadezhda Kostina | Koby Kalavannan | 0-1 | 35 | Open |
| 373 | 2022-04-12 | Titled Tue 12th Apr Late | chess.com INT | 1 | Rene Phillips | Koby Kalavannan | 1/2-1/2 | 48 | Open |
| 374 | 2022-04-12 | Titled Tue 12th Apr Late | chess.com INT | 11 | Koby Kalavannan | Oleksandr Prokhorov | 1-0 | 46 | Open |
| 375 | 2022-04-12 | Titled Tue 12th Apr Early | chess.com INT | 11 | Wojciech Przybylski | Koby Kalavannan | 0-1 | 40 | Open |
| 376 | 2022-04-12 | Titled Tue 12th Apr Late | chess.com INT | 10 | Florian Gatterer | Koby Kalavannan | 0-1 | 49 | Open |
| 377 | 2022-04-12 | Titled Tue 12th Apr Early | chess.com INT | 10 | Koby Kalavannan | Joao Avalos Parra | 1-0 | 24 | Open |
| 378 | 2022-03-29 | Titled Tue 29th Mar Late | chess.com INT | 9 | Maksim Omariev | Koby Kalavannan | 0-1 | 40 | Open |
| 379 | 2022-03-29 | Titled Tue 29th Mar Late | chess.com INT | 8 | Koby Kalavannan | Dorian Kang | 1-0 | 41 | Open |
| 380 | 2022-03-29 | Titled Tue 29th Mar Late | chess.com INT | 7 | Charles H Storey | Koby Kalavannan | 0-1 | 68 | Open |
| 381 | 2022-03-29 | Titled Tue 29th Mar Late | chess.com INT | 6 | Marko Milanovic | Koby Kalavannan | 1-0 | 63 | Open |
| 382 | 2022-03-29 | Titled Tue 29th Mar Late | chess.com INT | 5 | Koby Kalavannan | Jesus Martin Duque | 0-1 | 49 | Open |
| 383 | 2022-03-29 | Titled Tue 29th Mar Late | chess.com INT | 4 | Levente Miszler | Koby Kalavannan | 0-1 | 36 | Open |
| 384 | 2022-03-29 | Titled Tue 29th Mar Late | chess.com INT | 3 | Koby Kalavannan | Wojciech Przybylski | 0-1 | 52 | Open |
| 385 | 2022-03-29 | Titled Tue 29th Mar Late | chess.com INT | 2 | Koby Kalavannan | Elameir Fathy | 1-0 | 29 | Open |
| 386 | 2022-03-29 | Titled Tue 29th Mar Late | chess.com INT | 1 | Roman Shton | Koby Kalavannan | 1-0 | 50 | Open |
| 387 | 2022-03-29 | Titled Tue 29th Mar Early | chess.com INT | 11 | Eesha Karavade | Koby Kalavannan | 0-1 | 46 | Open |
| 388 | 2022-03-29 | Titled Tue 29th Mar Late | chess.com INT | 11 | Robert Hess | Koby Kalavannan | 1-0 | 34 | Open |
| 389 | 2022-03-29 | Titled Tue 29th Mar Late | chess.com INT | 10 | Koby Kalavannan | Serafin Moral Garcia | 1-0 | 36 | Open |
| 390 | 2022-03-12 | 140th Varsity Match 2022 | London ENG | 1.3 | Victor Vasiesiu | Koby Kalavannan | 1/2-1/2 | 70 | Open |
| 391 | 2021-10-23 | 139th Varsity Match 2021 | London ENG | 1.2 | Koby Kalavannan | Filip Mihov | 0-1 | 25 | Open |
| 392 | 2021-02-07 | KCF University Cup 2021 | lichess.org INT | 9.118 | Cameron Wheeler | Koby Kalavannan | 0-1 | 33 | Open |
| 393 | 2021-02-07 | KCF University Cup 2021 | lichess.org INT | 8.13 | Koby Kalavannan | Ara Yeroyan | 0-1 | 38 | Open |
| 394 | 2021-02-07 | KCF University Cup 2021 | lichess.org INT | 7.126 | Gerald Pramoedya Priguna | Koby Kalavannan | 1-0 | 74 | Open |
| 395 | 2021-02-07 | KCF University Cup 2021 | lichess.org INT | 6.134 | Koby Kalavannan | Kapish Potula | 0-1 | 59 | Open |
| 396 | 2021-02-06 | KCF University Cup 2021 | lichess.org INT | 5.122 | Jhon Alexander Zapata Hincapie | Koby Kalavannan | 1-0 | 47 | Open |
| 397 | 2021-02-06 | KCF University Cup 2021 | lichess.org INT | 4.102 | Koby Kalavannan | Sanan Sjugirov | 0-1 | 49 | Open |
| 398 | 2021-02-06 | KCF University Cup 2021 | lichess.org INT | 3.134 | Joao Carlos T. C. Soares | Koby Kalavannan | 0-1 | 34 | Open |
| 399 | 2021-02-06 | KCF University Cup 2021 | lichess.org INT | 2.138 | Koby Kalavannan | Jack Easton | 1/2-1/2 | 78 | Open |
| 400 | 2021-02-06 | KCF University Cup 2021 | lichess.org INT | 1.138 | Chayan Oruspay | Koby Kalavannan | 0-1 | 55 | Open |
| 401 | 2020-09-20 | European Online Youth U18 | Tornelo INT | 9.9 | Koby Kalavannan | Nikoloz Petriashvili | 1/2-1/2 | 92 | Open |
| 402 | 2020-09-20 | European Online Youth U18 | Tornelo INT | 8.17 | Jakob Leon Pajeken | Koby Kalavannan | 0-1 | 35 | Open |
| 403 | 2020-09-20 | European Online Youth U18 | Tornelo INT | 7.19 | Koby Kalavannan | Ivan Runets | 1-0 | 44 | Open |
| 404 | 2020-09-19 | European Online Youth U18 | Tornelo INT | 6.18 | Lukas Leisch | Koby Kalavannan | 1-0 | 60 | Open |
| 405 | 2020-09-19 | European Online Youth U18 | Tornelo INT | 5.23 | Koby Kalavannan | Bogdan-Emanuel David | 1-0 | 111 | Open |
| 406 | 2020-09-19 | European Online Youth U18 | Tornelo INT | 4.14 | Gunnar Lund | Koby Kalavannan | 1-0 | 62 | Open |
| 407 | 2020-09-18 | European Online Youth U18 | Tornelo INT | 3.18 | Koby Kalavannan | Silviu Iustin | 1-0 | 37 | Open |
| 408 | 2020-09-18 | European Online Youth U18 | Tornelo INT | 2.1 | Andrey Esipenko | Koby Kalavannan | 1-0 | 39 | Open |
| 409 | 2020-09-18 | European Online Youth U18 | Tornelo INT | 1.26 | Koby Kalavannan | Nicolai Kistrup | 1-0 | 50 | Open |
| 410 | 2020-08-04 | Titled Tue 4th Aug 10am | chess.com INT | 9 | Karsten Hansch | Koby Kalavannan | 0-1 | 36 | Open |
| 411 | 2020-08-04 | Titled Tue 4th Aug 10am | chess.com INT | 7 | Vladimir Bychkov | Koby Kalavannan | 1-0 | 49 | Open |
| 412 | 2020-08-04 | Titled Tue 4th Aug 10am | chess.com INT | 6 | Koby Kalavannan | Konstantinos Markidis | 1-0 | 44 | Open |
| 413 | 2020-08-04 | Titled Tue 4th Aug 10am | chess.com INT | 5 | Pavel Ponkratov | Koby Kalavannan | 1-0 | 48 | Open |
| 414 | 2020-08-04 | Titled Tue 4th Aug 10am | chess.com INT | 4 | Koby Kalavannan | Manush Shah | 1-0 | 29 | Open |
| 415 | 2020-08-04 | Titled Tue 4th Aug 10am | chess.com INT | 3 | Tuan Minh Tran | Koby Kalavannan | 1-0 | 25 | Open |
| 416 | 2020-08-04 | Titled Tue 4th Aug 10am | chess.com INT | 2 | Koby Kalavannan | Dmytry Semenenko | 1-0 | 76 | Open |
| 417 | 2020-08-04 | Titled Tue 4th Aug 10am | chess.com INT | 10 | Koby Kalavannan | Nikolai Vlassov | 0-1 | 58 | Open |
| 418 | 2020-07-21 | Titled Tuesday 21st July | chess.com INT | 9 | Le Thao Nguyen Pham | Koby Kalavannan | 0-1 | 119 | Open |
| 419 | 2020-07-21 | Titled Tuesday 21st July | chess.com INT | 7 | G.A. Stany | Koby Kalavannan | 1-0 | 67 | Open |
| 420 | 2020-07-21 | Titled Tuesday 21st July | chess.com INT | 6 | Koby Kalavannan | Luis Paulo Supi | 0-1 | 23 | Open |
| 421 | 2020-07-21 | Titled Tuesday 21st July | chess.com INT | 5 | Antoni Szustakowski | Koby Kalavannan | 0-1 | 63 | Open |
| 422 | 2020-07-21 | Titled Tuesday 21st July | chess.com INT | 4 | Koby Kalavannan | Sargis V. Manukyan | 1-0 | 63 | Open |
| 423 | 2020-07-21 | Titled Tuesday 21st July | chess.com INT | 1 | Richard Bethke | Koby Kalavannan | 0-1 | 24 | Open |
| 424 | 2020-07-21 | Titled Tuesday 21st July | chess.com INT | 10 | Koby Kalavannan | Martin Petrov | 0-1 | 37 | Open |
| 425 | 2020-07-14 | Titled Tuesday 14th July | chess.com INT | 9 | Koby Kalavannan | Wojciech Przybylski | 0-1 | 45 | Open |
| 426 | 2020-07-14 | Titled Tuesday 14th July | chess.com INT | 8 | Gulnar Mammadova | Koby Kalavannan | 1-0 | 61 | Open |
| 427 | 2020-07-14 | Titled Tuesday 14th July | chess.com INT | 7 | Koby Kalavannan | Srihari L R | 0-1 | 54 | Open |
| 428 | 2020-07-14 | Titled Tuesday 14th July | chess.com INT | 6 | Jason P Morefield | Koby Kalavannan | 0-1 | 35 | Open |
| 429 | 2020-07-14 | Titled Tuesday 14th July | chess.com INT | 5 | Koby Kalavannan | George-Catalin Ardelean | 0-1 | 38 | Open |
| 430 | 2020-07-14 | Titled Tuesday 14th July | chess.com INT | 4 | Santosh Gujrathi Vidit | Koby Kalavannan | 1-0 | 107 | Open |
| 431 | 2020-07-14 | Titled Tuesday 14th July | chess.com INT | 3 | Jagadeesh Siddharth | Koby Kalavannan | 0-1 | 42 | Open |
| 432 | 2020-07-14 | Titled Tuesday 14th July | chess.com INT | 2 | Koby Kalavannan | Nima Hosseinzadeh | 1-0 | 30 | Open |
| 433 | 2020-07-14 | Titled Tuesday 14th July | chess.com INT | 1 | Joshua Grabinsky | Koby Kalavannan | 0-1 | 33 | Open |
| 434 | 2020-07-14 | Titled Tuesday 14th July | chess.com INT | 10 | Pavel Miroshnichenko | Koby Kalavannan | 0-1 | 28 | Open |
| 435 | 2020-07-07 | Titled Tuesday 7th July | chess.com INT | 6 | Rout Padmini | Koby Kalavannan | 1-0 | 48 | Open |
| 436 | 2020-07-07 | Titled Tuesday 7th July | chess.com INT | 5 | Koby Kalavannan | Pavel Eljanov | 0-1 | 25 | Open |
| 437 | 2020-07-07 | Titled Tuesday 7th July | chess.com INT | 4 | Semetei Tologon tegin | Koby Kalavannan | 0-1 | 33 | Open |
| 438 | 2020-07-07 | Titled Tuesday 7th July | chess.com INT | 2 | Ildar F Idrisov | Koby Kalavannan | 0-1 | 35 | Open |
| 439 | 2020-07-07 | Titled Tuesday 7th July | chess.com INT | 1 | Koby Kalavannan | Francisco Orantes Taboada | 0-1 | 69 | Open |
| 440 | 2020-06-30 | Titled Tuesday 30th June | chess.com INT | 6 | Koby Kalavannan | Aleksandar Savanovic | 0-1 | 53 | Open |
| 441 | 2020-06-30 | Titled Tuesday 30th June | chess.com INT | 5 | Maciej Swicarz | Koby Kalavannan | 0-1 | 47 | Open |
| 442 | 2020-06-30 | Titled Tuesday 30th June | chess.com INT | 4 | Koby Kalavannan | Ilja Haitin | 1-0 | 45 | Open |
| 443 | 2020-06-30 | Titled Tuesday 30th June | chess.com INT | 3 | Koby Kalavannan | Sergei Ljukin | 0-1 | 55 | Open |
| 444 | 2020-06-30 | Titled Tuesday 30th June | chess.com INT | 2 | Ronan Le Goff | Koby Kalavannan | 0-1 | 25 | Open |
| 445 | 2020-06-23 | Titled Tuesday 23rd June | chess.com INT | 2 | Abubaker Abdalsalam | Koby Kalavannan | 0-1 | 52 | Open |
| 446 | 2020-06-16 | Titled Tuesday 16th June | chess.com INT | 9 | Koby Kalavannan | Nikolai Vlassov | 1-0 | 70 | Open |
| 447 | 2020-06-16 | Titled Tuesday 16th June | chess.com INT | 7 | Koby Kalavannan | Mamikon Gharibyan | 1/2-1/2 | 90 | Open |
| 448 | 2020-06-16 | Titled Tuesday 16th June | chess.com INT | 6 | Jakub Chyzy | Koby Kalavannan | 0-1 | 29 | Open |
| 449 | 2020-06-16 | Titled Tuesday 16th June | chess.com INT | 5 | Koby Kalavannan | Axel Bachmann | 0-1 | 34 | Open |
| 450 | 2020-06-16 | Titled Tuesday 16th June | chess.com INT | 4 | Oleg Rychkov | Koby Kalavannan | 0-1 | 50 | Open |
| 451 | 2020-06-16 | Titled Tuesday 16th June | chess.com INT | 2 | Koby Kalavannan | Adrian Winter Atwell | 1-0 | 39 | Open |
| 452 | 2020-06-16 | Titled Tuesday 16th June | chess.com INT | 10 | Andres Carlos Obregon | Koby Kalavannan | 0-1 | 73 | Open |
| 453 | 2020-06-09 | Titled Tuesday 9th June | chess.com INT | 9 | Koby Kalavannan | Grigoriy Oparin | 0-1 | 68 | Open |
| 454 | 2020-06-09 | Titled Tuesday 9th June | chess.com INT | 8 | Koby Kalavannan | Andrey Rychagov | 1-0 | 34 | Open |
| 455 | 2020-06-09 | Titled Tuesday 9th June | chess.com INT | 7 | Luca Jr Moroni | Koby Kalavannan | 0-1 | 71 | Open |
| 456 | 2020-06-09 | Titled Tuesday 9th June | chess.com INT | 5 | Koby Kalavannan | Grigor Grigorov | 0-1 | 31 | Open |
| 457 | 2020-06-09 | Titled Tuesday 9th June | chess.com INT | 4 | Joshua Colas | Koby Kalavannan | 0-1 | 27 | Open |
| 458 | 2020-06-09 | Titled Tuesday 9th June | chess.com INT | 10 | Yi Ren Daniel Chan | Koby Kalavannan | 1-0 | 79 | Open |
| 459 | 2020-06-02 | 4NCL Online Div1 2020 | lichess.org INT | 9.121 | Koby Kalavannan | T.S. Venkataramanan | 1-0 | 41 | Open |
| 460 | 2020-05-26 | 4NCL Online Div1 2020 | lichess.org INT | 8.121 | Anthony J Stebbings | Koby Kalavannan | 0-1 | 34 | Open |
| 461 | 2020-05-19 | 4NCL Online Div1 2020 | lichess.org INT | 7.111 | Koby Kalavannan | Keith C Arkell | 1-0 | 63 | Open |
| 462 | 2020-05-16 | English Online Blitz Open | chess.com INT | 1.24 | Samuel Chow | Koby Kalavannan | 1-0 | 105 | Open |
| 463 | 2020-05-16 | English Online Blitz Open | chess.com INT | 1.23 | Koby Kalavannan | Samuel Chow | 0-1 | 68 | Open |
| 464 | 2020-05-16 | English Online Blitz Open | chess.com INT | 1.22 | Samuel Chow | Koby Kalavannan | 1/2-1/2 | 45 | Open |
| 465 | 2020-05-16 | English Online Blitz Open | chess.com INT | 1.21 | Koby Kalavannan | Samuel Chow | 1/2-1/2 | 46 | Open |
| 466 | 2020-05-12 | 4NCL Online Div1 2020 | lichess.org INT | 6.161 | Jovanka Houska | Koby Kalavannan | 0-1 | 38 | Open |
| 467 | 2020-05-09 | English Online Blitz Gp2 | chess.com INT | 9 | Koby Kalavannan | Viktor Stoyanov | 1-0 | 27 | Open |
| 468 | 2020-05-09 | English Online Blitz Gp1 | chess.com INT | 9 | Koby Kalavannan | Thomas E Rendle | 1-0 | 49 | Open |
| 469 | 2020-05-09 | English Online Blitz Gp1 | chess.com INT | 8 | Koby Kalavannan | Marcus R Harvey | 1-0 | 36 | Open |
| 470 | 2020-05-09 | English Online Blitz Gp2 | chess.com INT | 7 | Alan J Walton | Koby Kalavannan | 0-1 | 11 | Open |
| 471 | 2020-05-09 | English Online Blitz Gp1 | chess.com INT | 7 | David Zakarian | Koby Kalavannan | 0-1 | 56 | Open |
| 472 | 2020-05-09 | English Online Blitz Gp1 | chess.com INT | 5 | Koby Kalavannan | William Claridge-Hansen | 0-1 | 86 | Open |
| 473 | 2020-05-09 | English Online Blitz Gp2 | chess.com INT | 5 | Koby Kalavannan | Daniel W Gormally | 0-1 | 49 | Open |
| 474 | 2020-05-09 | English Online Blitz Gp2 | chess.com INT | 4 | Adrian Robson | Koby Kalavannan | 0-1 | 33 | Open |
| 475 | 2020-05-09 | English Online Blitz Gp1 | chess.com INT | 3 | Koby Kalavannan | Mikhail Sedykh | 1-0 | 65 | Open |
| 476 | 2020-05-09 | English Online Blitz Gp2 | chess.com INT | 3 | Koby Kalavannan | Harry Grieve | 0-1 | 66 | Open |
| 477 | 2020-05-09 | English Online Blitz Gp2 | chess.com INT | 2 | Matthew J Payne | Koby Kalavannan | 0-1 | 53 | Open |
| 478 | 2020-05-09 | English Online Blitz Gp1 | chess.com INT | 1 | Koby Kalavannan | Arron Barker | 1-0 | 40 | Open |
| 479 | 2020-05-09 | English Online Blitz Gp2 | chess.com INT | 1 | Koby Kalavannan | Natasha K Regan | 1-0 | 51 | Open |
| 480 | 2020-05-09 | English Online Blitz Gp1 | chess.com INT | 11 | Koby Kalavannan | Richard G Pert | 1/2-1/2 | 53 | Open |
| 481 | 2020-05-09 | English Online Blitz Gp2 | chess.com INT | 11 | Justin Tan | Koby Kalavannan | 1/2-1/2 | 47 | Open |
| 482 | 2020-05-09 | English Online Blitz Gp1 | chess.com INT | 10 | Jonah B Willow | Koby Kalavannan | 1-0 | 51 | Open |
| 483 | 2020-05-09 | English Online Blitz Gp2 | chess.com INT | 10 | Simon K Williams | Koby Kalavannan | 0-1 | 35 | Open |
| 484 | 2020-05-05 | 4NCL Online Div1 2020 | lichess.org INT | 5.131 | Koby Kalavannan | Martin G Walker | 1-0 | 52 | Open |
| 485 | 2020-04-28 | 4NCL Online Div1 2020 | lichess.org INT | 4.111 | David Zakarian | Koby Kalavannan | 0-1 | 49 | Open |
| 486 | 2020-04-21 | 4NCL Online Div1 2020 | lichess.org INT | 3.131 | Koby Kalavannan | John P. Redmond | 1/2-1/2 | 65 | Open |
| 487 | 2020-04-14 | 4NCL Online Div1 2020 | lichess.org INT | 2.101 | Koby Kalavannan | Gavyn Cooper | 1-0 | 38 | Open |
| 488 | 2020-04-07 | 4NCL Online Div1 2020 | lichess.org INT | 1.61 | Sebastien Maze | Koby Kalavannan | 0-1 | 55 | Open |
| 489 | 2019-07-13 | County Championship Final | Kettering ENG | 1.1 | Daniel Alsina Leal | Koby Kalavannan | 1-0 | 39 | Open |
| 490 | 2019-01-13 | 4NCL Div 1b 2018-19 | Daventry, ENG | 4.74 | Koby Kalavannan | Peter J Batchelor | 1-0 | 53 | Open |
| 491 | 2019-01-12 | 4NCL Div 1b 2018-19 | Daventry, ENG | 3.84 | Andrew J Ledger | Koby Kalavannan | 1/2-1/2 | 54 | Open |
| 492 | 2019-01-06 | Hastings Masters 2018-19 | Hastings ENG | 10.1 | Dominic Miller | Koby Kalavannan | 0-1 | 27 | Open |
| 493 | 2019-01-05 | Hastings Masters 2018-19 | Hastings ENG | 9.12 | Koby Kalavannan | Adam A Taylor | 1/2-1/2 | 58 | Open |
| 494 | 2019-01-04 | Hastings Masters 2018-19 | Hastings ENG | 8.5 | Oleg Korneev | Koby Kalavannan | 1-0 | 42 | Open |
| 495 | 2019-01-03 | Hastings Masters 2018-19 | Hastings ENG | 7.1 | Koby Kalavannan | Ian L Snape | 1-0 | 36 | Open |
| 496 | 2019-01-02 | Hastings Masters 2018-19 | Hastings ENG | 6.15 | Charlie B Nettleton | Koby Kalavannan | 0-1 | 27 | Open |
| 497 | 2019-01-01 | Hastings Masters 2018-19 | Hastings ENG | 5.1 | Koby Kalavannan | Matthew J Payne | 0-1 | 41 | Open |
| 498 | 2018-12-31 | Hastings Masters 2018-19 | Hastings ENG | 4.14 | Ollie Willson | Koby Kalavannan | 0-1 | 39 | Open |
| 499 | 2018-12-30 | Hastings Masters 2018-19 | Hastings ENG | 3.4 | Koby Kalavannan | Martin Petrov | 0-1 | 88 | Open |
| 500 | 2018-12-29 | Hastings Masters 2018-19 | Hastings ENG | 2.13 | Koby Kalavannan | Mikael Rolvag | 1-0 | 50 | Open |
| 501 | 2018-12-28 | Hastings Masters 2018-19 | Hastings ENG | 1.16 | Shreyas Royal | Koby Kalavannan | 1/2-1/2 | 51 | Open |
| 502 | 2018-10-30 | World Youth Open U16 2018 | Porto Carras GRE | 11.14 | Koby Kalavannan | German Gonzalo Quirhuayo Chumbe | 0-1 | 47 | Open |
| 503 | 2018-10-29 | World Youth Open U16 2018 | Porto Carras GRE | 10.15 | Loic Travadon | Koby Kalavannan | 1/2-1/2 | 79 | Open |
| 504 | 2018-10-28 | World Youth Open U16 2018 | Porto Carras GRE | 9.22 | Koby Kalavannan | Warre De Waele | 1-0 | 22 | Open |
| 505 | 2018-10-27 | World Youth Open U16 2018 | Porto Carras GRE | 8.22 | Tigran Mukhutdinov | Koby Kalavannan | 1/2-1/2 | 80 | Open |
| 506 | 2018-10-26 | World Youth Open U16 2018 | Porto Carras GRE | 7.17 | Koby Kalavannan | Bela Jakab | 1/2-1/2 | 97 | Open |
| 507 | 2018-10-24 | World Youth Open U16 2018 | Porto Carras GRE | 6.16 | Kayra Kamer | Koby Kalavannan | 1/2-1/2 | 35 | Open |
| 508 | 2018-10-23 | World Youth Open U16 2018 | Porto Carras GRE | 5.26 | Koby Kalavannan | Matey Petkov | 1-0 | 50 | Open |
| 509 | 2018-10-22 | World Youth Open U16 2018 | Porto Carras GRE | 4.28 | Arseni Kotau | Koby Kalavannan | 1/2-1/2 | 68 | Open |
| 510 | 2018-10-21 | World Youth Open U16 2018 | Porto Carras GRE | 3.24 | Koby Kalavannan | Tamas Gunes Ongut | 1/2-1/2 | 21 | Open |
| 511 | 2018-10-21 | World Youth Open U16 2018 | Porto Carras GRE | 2.34 | Panagiotis-Athanasi Loukopoulos | Koby Kalavannan | 0-1 | 28 | Open |
| 512 | 2018-10-20 | World Youth Open U16 2018 | Porto Carras GRE | 1.24 | Koby Kalavannan | Victor Stefan | 0-1 | 72 | Open |
| 513 | 2018-08-23 | 28th EY Open U16 2018 | Riga LAT | 4.1 | Koby Kalavannan | Mieszko Mis | 1/2-1/2 | 32 | Open |
| 514 | 2018-08-21 | 28th EY Open U16 2018 | Riga LAT | 2.17 | Koby Kalavannan | Nicolo` Orfini | 1/2-1/2 | 22 | Open |
| 515 | 2018-08-05 | 105th ch-GBR 2018 | Hull ENG | 9.12 | Koby Kalavannan | Jovanka Houska | 1/2-1/2 | 34 | Open |
| 516 | 2018-08-04 | 105th ch-GBR 2018 | Hull ENG | 8.11 | Richard J D Palliser | Koby Kalavannan | 1/2-1/2 | 34 | Open |
| 517 | 2018-08-03 | 105th ch-GBR 2018 | Hull ENG | 7.1 | Koby Kalavannan | Jonathan Hawkins | 1/2-1/2 | 27 | Open |
| 518 | 2018-08-02 | 105th ch-GBR 2018 | Hull ENG | 6.11 | Peter K Wells | Koby Kalavannan | 1/2-1/2 | 49 | Open |
| 519 | 2018-08-01 | 105th ch-GBR 2018 | Hull ENG | 5.15 | Joseph McPhillips | Koby Kalavannan | 0-1 | 30 | Open |
| 520 | 2018-07-31 | 105th ch-GBR 2018 | Hull ENG | 4.14 | Koby Kalavannan | Paul Macklin | 1/2-1/2 | 17 | Open |
| 521 | 2018-07-30 | 105th ch-GBR 2018 | Hull ENG | 3.23 | Koby Kalavannan | Aditya Verma | 1-0 | 46 | Open |
| 522 | 2018-07-29 | 105th ch-GBR 2018 | Hull ENG | 2.24 | Patryk Krzyzanowski | Koby Kalavannan | 1/2-1/2 | 57 | Open |
| 523 | 2018-07-28 | 105th ch-GBR 2018 | Hull ENG | 1.3 | Koby Kalavannan | Gawain C B Maroroa Jones | 0-1 | 58 | Open |
| 524 | 2018-07-15 | 19th 4NCL Congress 2018 | Telford ENG | 5.1 | Jonah B Willow | Koby Kalavannan | 1/2-1/2 | 16 | Open |
| 525 | 2018-07-15 | 19th 4NCL Congress 2018 | Telford ENG | 4.2 | Koby Kalavannan | Stuart W Clarke | 1-0 | 29 | Open |
| 526 | 2018-07-14 | 19th 4NCL Congress 2018 | Telford ENG | 3.2 | Ieysaa Bin-Suhayl | Koby Kalavannan | 0-1 | 29 | Open |
| 527 | 2018-07-14 | 19th 4NCL Congress 2018 | Telford ENG | 2.6 | Koby Kalavannan | Christopher Tombolis | 1-0 | 55 | Open |
| 528 | 2018-07-12 | 15th South Wales Int 2018 | Cardiff WLS | 9.5 | Virginijus Dambrauskas | Koby Kalavannan | 1/2-1/2 | 48 | Open |
| 529 | 2018-07-11 | 15th South Wales Int 2018 | Cardiff WLS | 8.5 | Koby Kalavannan | Richard L Britton | 1/2-1/2 | 17 | Open |
| 530 | 2018-07-11 | 15th South Wales Int 2018 | Cardiff WLS | 7.7 | Dave J Ledger | Koby Kalavannan | 0-1 | 28 | Open |
| 531 | 2018-07-10 | 15th South Wales Int 2018 | Cardiff WLS | 6.1 | Koby Kalavannan | Peter Ehsandar | 1-0 | 31 | Open |
| 532 | 2018-07-09 | 15th South Wales Int 2018 | Cardiff WLS | 5.8 | Koby Kalavannan | Petr Marusenko | 1/2-1/2 | 91 | Open |
| 533 | 2018-07-08 | 15th South Wales Int 2018 | Cardiff WLS | 3.4 | Oleg Korneev | Koby Kalavannan | 1-0 | 60 | Open |
| 534 | 2018-07-07 | 15th South Wales Int 2018 | Cardiff WLS | 2.11 | Koby Kalavannan | Mike P Waddington | 1-0 | 78 | Open |
| 535 | 2018-07-07 | 15th South Wales Int 2018 | Cardiff WLS | 1.11 | Sam Jukes | Koby Kalavannan | 0-1 | 43 | Open |
| 536 | 2018-02-11 | 4NCL 2017-18 | England ENG | 6.73 | Koby Kalavannan | James P Jackson | 0-1 | 44 | Open |
| 537 | 2018-02-10 | 4NCL 2017-18 | England ENG | 5.83 | Calum MacQueen | Koby Kalavannan | 0-1 | 43 | Open |
| 538 | 2017-12-09 | London Classic Rapid Open | London ENG | 6.4 | Koby Kalavannan | Matthew N Anderton | 1-0 | 55 | Open |
| 539 | 2017-12-09 | London Classic Rapid Open | London ENG | 5.3 | Matthew J Wadsworth | Koby Kalavannan | 1/2-1/2 | 34 | Open |
| 540 | 2017-12-09 | London Classic Rapid Open | London ENG | 4.7 | Koby Kalavannan | Daniel GH Gallagher | 1-0 | 28 | Open |
| 541 | 2017-12-09 | London Classic Rapid Open | London ENG | 3.2 | 400505 | Koby Kalavannan | 1/2-1/2 | 57 | Open |
| 542 | 2017-12-09 | London Classic Rapid Open | London ENG | 2.13 | Koby Kalavannan | Callum D Brewer | 1-0 | 46 | Open |
| 543 | 2017-12-09 | London Classic Rapid Open | London ENG | 1.15 | Girinath Haridas | Koby Kalavannan | 0-1 | 26 | Open |
| 544 | 2017-08-24 | European U18 Teams Open | Rymanow-Zdroj POL | 7.9 | Koby Kalavannan | Dominik Gazda | 1-0 | 39 | Open |
| 545 | 2017-08-23 | European U18 Teams Open | Rymanow-Zdroj POL | 6.1 | Tibor Matis | Koby Kalavannan | 0-1 | 48 | Open |
| 546 | 2017-08-21 | European U18 Teams Open | Rymanow-Zdroj POL | 5.8 | Koby Kalavannan | Oskar Oglaza | 0-1 | 37 | Open |
| 547 | 2017-08-20 | European U18 Teams Open | Rymanow-Zdroj POL | 4.6 | Jonas Buhl Bjerre | Koby Kalavannan | 1-0 | 42 | Open |
| 548 | 2017-08-19 | European U18 Teams Open | Rymanow-Zdroj POL | 3.1 | Koby Kalavannan | Mateusz Jaszczuk | 1-0 | 33 | Open |
| 549 | 2017-08-18 | European U18 Teams Open | Rymanow-Zdroj POL | 2.8 | Filip Haring | Koby Kalavannan | 0-1 | 48 | Open |
| 550 | 2017-08-17 | European U18 Teams Open | Rymanow-Zdroj POL | 1.7 | Koby Kalavannan | Szymon Gumularz | 1-0 | 39 | Open |
| 551 | 2017-08-06 | 104th ch-GBR 2017 | Llandudno WLS | 9.16 | Koby Kalavannan | Joseph McPhillips | 0-1 | 35 | Open |
| 552 | 2017-08-05 | 104th ch-GBR 2017 | Llandudno WLS | 8.26 | Koby Kalavannan | Sheila Jackson | 1-0 | 47 | Open |
| 553 | 2017-08-04 | 104th ch-GBR 2017 | Llandudno WLS | 7.21 | Craig W Pritchett | Koby Kalavannan | 1/2-1/2 | 46 | Open |
| 554 | 2017-08-03 | 104th ch-GBR 2017 | Llandudno WLS | 6.28 | Koby Kalavannan | Allan J Pleasants | 1/2-1/2 | 21 | Open |
| 555 | 2017-08-02 | 104th ch-GBR 2017 | Llandudno WLS | 5.16 | Jovanka Houska | Koby Kalavannan | 1-0 | 63 | Open |
| 556 | 2017-08-01 | 104th ch-GBR 2017 | Llandudno WLS | 4.14 | Koby Kalavannan | Richard J D Palliser | 1/2-1/2 | 68 | Open |
| 557 | 2017-07-31 | 104th ch-GBR 2017 | Llandudno WLS | 3.31 | Anantha P Anilkumar | Koby Kalavannan | 0-1 | 30 | Open |
| 558 | 2017-07-30 | 104th ch-GBR 2017 | Llandudno WLS | 2.31 | Koby Kalavannan | Aditya Verma | 1-0 | 37 | Open |
| 559 | 2017-07-29 | 104th ch-GBR 2017 | Llandudno WLS | 1.46 | Joe Fathallah | Koby Kalavannan | 1-0 | 47 | Open |
| 560 | 2017-07-16 | 14th 4NCL Congress 2017 | Wokefield ENG | 5.4 | Koby Kalavannan | Matthew J Wadsworth | 1/2-1/2 | 56 | Open |
| 561 | 2017-07-16 | 14th 4NCL Congress 2017 | Wokefield ENG | 4.8 | Aditya Verma | Koby Kalavannan | 0-1 | 31 | Open |
| 562 | 2017-07-15 | 14th 4NCL Congress 2017 | Wokefield ENG | 3.12 | Koby Kalavannan | Ashley Stewart | 1-0 | 55 | Open |
| 563 | 2017-07-15 | 14th 4NCL Congress 2017 | Wokefield ENG | 2.9 | Johnathan D Bourne | Koby Kalavannan | 1/2-1/2 | 35 | Open |
| 564 | 2017-07-08 | 5th Kings Place Open 2017 | London ENG | 6.5 | Mark L Hebden | Koby Kalavannan | 1-0 | 54 | Open |
| 565 | 2017-01-05 | Hastings Masters 2016-17 | Hastings ENG | 9.13 | Bobby Cheng | Koby Kalavannan | 1-0 | 59 | Open |
| 566 | 2017-01-04 | Hastings Masters 2016-17 | Hastings ENG | 8.24 | Koby Kalavannan | Freddie Hand | 1-0 | 29 | Open |
| 567 | 2017-01-03 | Hastings Masters 2016-17 | Hastings ENG | 7.22 | Jovica Radovanovic | Koby Kalavannan | 1/2-1/2 | 44 | Open |
| 568 | 2017-01-02 | Hastings Masters 2016-17 | Hastings ENG | 6.34 | Koby Kalavannan | Dominic Miller | 1-0 | 34 | Open |
| 569 | 2017-01-01 | Hastings Masters 2016-17 | Hastings ENG | 5.22 | Kristoffer Dyrgaard | Koby Kalavannan | 1-0 | 67 | Open |
| 570 | 2016-12-31 | Hastings Masters 2016-17 | Hastings ENG | 4.13 | Ravi Haria | Koby Kalavannan | 1-0 | 50 | Open |
| 571 | 2016-12-30 | Hastings Masters 2016-17 | Hastings ENG | 3.13 | Koby Kalavannan | Keith C Arkell | 1/2-1/2 | 55 | Open |
| 572 | 2016-12-29 | Hastings Masters 2016-17 | Hastings ENG | 2.24 | Adrian O Pickersgill | Koby Kalavannan | 0-1 | 34 | Open |
| 573 | 2016-12-28 | Hastings Masters 2016-17 | Hastings ENG | 1.24 | Koby Kalavannan | Robert Bellin | 1/2-1/2 | 16 | Open |
| 574 | 2016-12-17 | London Classic Superrapid | London ENG | 2.7 | Ilia Smirin | Koby Kalavannan | 1-0 | 55 | Open |
| 575 | 2016-12-16 | London Classic Open 2016 | London ENG | 9.66 | Koby Kalavannan | Motiejus Gudenas | 0-1 | 42 | Open |
| 576 | 2016-12-15 | London Classic Open 2016 | London ENG | 8.62 | Jonathan Pein | Koby Kalavannan | 1/2-1/2 | 46 | Open |
| 577 | 2016-12-14 | London Classic Open 2016 | London ENG | 7.35 | Koby Kalavannan | Swaminathan Soumya | 0-1 | 57 | Open |
| 578 | 2016-12-13 | London Classic Open 2016 | London ENG | 6.63 | Kayode Disu | Koby Kalavannan | 0-1 | 73 | Open |
| 579 | 2016-12-12 | London Classic Open 2016 | London ENG | 5.63 | Koby Kalavannan | Meri Grigoryan | 1/2-1/2 | 28 | Open |
| 580 | 2016-12-11 | London Classic Open 2016 | London ENG | 4.32 | Jovanka Houska | Koby Kalavannan | 1-0 | 44 | Open |
| 581 | 2016-12-10 | London Classic Open 2016 | London ENG | 3.34 | Koby Kalavannan | Michal Paterek | 1/2-1/2 | 16 | Open |
| 582 | 2016-12-10 | London Classic Open 2016 | London ENG | 2.6 | Oddvar Solli | Koby Kalavannan | 0-1 | 21 | Open |
| 583 | 2016-11-06 | 11th 4NCL Congress 2016 | Newport Pagnell ENG | 5.1 | Roman Mitra | Koby Kalavannan | 1/2-1/2 | 21 | Open |
| 584 | 2016-11-06 | 11th 4NCL Congress 2016 | Newport Pagnell ENG | 4.4 | Koby Kalavannan | Keith C Arkell | 0-1 | 33 | Open |
| 585 | 2016-11-05 | 11th 4NCL Congress 2016 | Newport Pagnell ENG | 3.3 | Koby Kalavannan | Lawrence Trent | 1/2-1/2 | 60 | Open |
| 586 | 2016-11-05 | 11th 4NCL Congress 2016 | Newport Pagnell ENG | 2.1 | Jonah B Willow | Koby Kalavannan | 0-1 | 50 | Open |
| 587 | 2016-08-05 | 103rd ch-GBR 2016 | Bournemouth ENG | 11.27 | Mike P Waddington | Koby Kalavannan | 1/2-1/2 | 23 | Open |
| 588 | 2016-08-04 | 103rd ch-GBR 2016 | Bournemouth ENG | 10.21 | Koby Kalavannan | Pavel Asenov | 0-1 | 42 | Open |
| 589 | 2016-08-03 | 103rd ch-GBR 2016 | Bournemouth ENG | 9.18 | Alistair Hill | Koby Kalavannan | 1/2-1/2 | 21 | Open |
| 590 | 2016-08-02 | 103rd ch-GBR 2016 | Bournemouth ENG | 8.23 | Koby Kalavannan | Phil J Brooks | 1/2-1/2 | 20 | Open |
| 591 | 2016-08-01 | 103rd ch-GBR 2016 | Bournemouth ENG | 7.12 | William Claridge-Hansen | Koby Kalavannan | 1-0 | 64 | Open |
| 592 | 2016-07-30 | 103rd ch-GBR 2016 | Bournemouth ENG | 6.2 | Koby Kalavannan | Jack Rudd | 1-0 | 39 | Open |
| 593 | 2016-07-29 | 103rd ch-GBR 2016 | Bournemouth ENG | 5.19 | Akshaya Kalaiyalahan | Koby Kalavannan | 1/2-1/2 | 22 | Open |
| 594 | 2016-07-28 | 103rd ch-GBR 2016 | Bournemouth ENG | 4.32 | Koby Kalavannan | Adrian G Elwin | 1-0 | 62 | Open |
| 595 | 2016-07-27 | 103rd ch-GBR 2016 | Bournemouth ENG | 3.29 | Meri Grigoryan | Koby Kalavannan | 1/2-1/2 | 51 | Open |
| 596 | 2016-07-26 | 103rd ch-GBR 2016 | Bournemouth ENG | 2.3 | Koby Kalavannan | Martin J Simons | 1/2-1/2 | 18 | Open |
| 597 | 2016-07-25 | 103rd ch-GBR 2016 | Bournemouth ENG | 1.2 | David W L Howell | Koby Kalavannan | 1-0 | 46 | Open |
| 598 | 2016-04-10 | Colin Crouch Masters 2016 | London ENG | 9.1 | Koby Kalavannan | Patryk Stanisz | 1-0 | 39 | Open |
| 599 | 2016-04-08 | Colin Crouch Masters 2016 | London ENG | 7.12 | Harry Grieve | Koby Kalavannan | 1/2-1/2 | 83 | Open |
| 600 | 2016-04-07 | Colin Crouch Masters 2016 | London ENG | 6.11 | Koby Kalavannan | Jack Rudd | 1-0 | 23 | Open |
| 601 | 2016-04-06 | Colin Crouch Masters 2016 | London ENG | 5.9 | Peter J Batchelor | Koby Kalavannan | 1-0 | 76 | Open |
| 602 | 2016-04-05 | Colin Crouch Masters 2016 | London ENG | 4.16 | Koby Kalavannan | Fabrizio De Paolis | 1-0 | 20 | Open |
| 603 | 2016-04-04 | Colin Crouch Masters 2016 | London ENG | 3.12 | Alistair Hill | Koby Kalavannan | 1-0 | 50 | Open |
| 604 | 2016-04-03 | Colin Crouch Masters 2016 | London ENG | 2.19 | Koby Kalavannan | Nette Robinson | 1-0 | 22 | Open |
| 605 | 2016-04-02 | Colin Crouch Masters 2016 | London ENG | 1.7 | Bogdan Lalic | Koby Kalavannan | 1-0 | 40 | Open |
| 606 | 2016-03-26 | 60th Southend Easter 2016 | Southend ENG | 4.5 | Koby Kalavannan | David Fitzsimons | 1/2-1/2 | 101 | Open |
| 607 | 2016-03-26 | 60th Southend Easter 2016 | Southend ENG | 3.8 | Koby Kalavannan | Maurice J Staples | 1/2-1/2 | 53 | Open |
| 608 | 2016-03-25 | 60th Southend Easter 2016 | Southend ENG | 1.2 | Graham C White | Koby Kalavannan | 0-1 | 26 | Open |
| 609 | 2016-02-21 | e2e4 London Gatwick | Crawley ENG | 5 | Koby Kalavannan | Sacha Brozel | 1/2-1/2 | 22 | Open |
| 610 | 2016-02-21 | e2e4 London Gatwick | Crawley ENG | 4 | Koby Kalavannan | Chris B Rice | 1-0 | 40 | Open |
| 611 | 2016-02-20 | e2e4 London Gatwick | Crawley ENG | 3 | Peter J Sowray | Koby Kalavannan | 1-0 | 36 | Open |
| 612 | 2016-02-20 | e2e4 London Gatwick | Crawley ENG | 2 | Jovica Radovanovic | Koby Kalavannan | 1-0 | 41 | Open |
| 613 | 2016-02-19 | e2e4 London Gatwick | Crawley ENG | 1 | Koby Kalavannan | Terje Lie | 1-0 | 57 | Open |
| 614 | 2016-02-14 | 4NCL 2015-16 | Birmingham ENG | 6.156 | Mark L Hebden | Koby Kalavannan | 1-0 | 48 | Open |
| 615 | 2016-01-31 | 7th 4NCL Congress 2016 | Birmingham ENG | 5.1 | Jakhongir Vakhidov | Koby Kalavannan | 1-0 | 39 | Open |
| 616 | 2016-01-31 | 7th 4NCL Congress 2016 | Birmingham ENG | 4.2 | Koby Kalavannan | Keith C Arkell | 1-0 | 66 | Open |
| 617 | 2016-01-30 | 7th 4NCL Congress 2016 | Birmingham ENG | 3.5 | Keith D F Gregory | Koby Kalavannan | 0-1 | 40 | Open |
| 618 | 2016-01-30 | 7th 4NCL Congress 2016 | Birmingham ENG | 2.7 | Koby Kalavannan | Mark V Abbott | 1-0 | 44 | Open |
| 619 | 2016-01-10 | Shropshire Chess Congress | Telford ENG | 5.8 | Steven A Jones | Koby Kalavannan | 1-0 | 59 | Open |
| 620 | 2016-01-10 | Shropshire Chess Congress | Telford ENG | 4.1 | Koby Kalavannan | Nicholas D Arkell | 1-0 | 60 | Open |
| 621 | 2016-01-09 | Shropshire Chess Congress | Telford ENG | 3.3 | Jakhongir Vakhidov | Koby Kalavannan | 1-0 | 66 | Open |
| 622 | 2015-12-12 | London Classic Superrapid | London ENG | 2.13 | Koby Kalavannan | Jon Ludvig Hammer | 0-1 | 49 | Open |
| 623 | 2015-12-11 | London Classic Open 2015 | London ENG | 9.51 | Koby Kalavannan | Simon J Roe | 1/2-1/2 | 25 | Open |
| 624 | 2015-12-10 | London Classic Open 2015 | London ENG | 8.55 | David W Guthrie | Koby Kalavannan | 1/2-1/2 | 37 | Open |
| 625 | 2015-12-09 | London Classic Open 2015 | London ENG | 7.53 | Koby Kalavannan | Mark Lyell | 1/2-1/2 | 57 | Open |
| 626 | 2015-12-08 | London Classic Open 2015 | London ENG | 6.42 | Petter Haugli | Koby Kalavannan | 1-0 | 50 | Open |
| 627 | 2015-12-07 | London Classic Open 2015 | London ENG | 5.95 | Koby Kalavannan | Piotr Dukaczewski | 1-0 | 58 | Open |
| 628 | 2015-12-06 | London Classic Open 2015 | London ENG | 4.8 | Fernando Fernandez Aransay | Koby Kalavannan | 0-1 | 27 | Open |
| 629 | 2015-12-05 | London Classic Open 2015 | London ENG | 3.47 | Koby Kalavannan | Carl Cederstam | 0-1 | 118 | Open |
| 630 | 2015-12-05 | London Classic Open 2015 | London ENG | 2.47 | Sergey Grigoriants | Koby Kalavannan | 1/2-1/2 | 16 | Open |
| 631 | 2015-08-07 | 102nd ch-GBR 2015 | Coventry ENG | 11.22 | Koby Kalavannan | Jim Burnett | 1/2-1/2 | 27 | Open |
| 632 | 2015-08-06 | 102nd ch-GBR 2015 | Coventry ENG | 10.22 | Ollie Willson | Koby Kalavannan | 1/2-1/2 | 32 | Open |
| 633 | 2015-08-05 | 102nd ch-GBR 2015 | Coventry ENG | 9.18 | Koby Kalavannan | Paul G M Lam | 0-1 | 46 | Open |
| 634 | 2015-08-04 | 102nd ch-GBR 2015 | Coventry ENG | 8.25 | Theodore Slade | Koby Kalavannan | 0-1 | 36 | Open |
| 635 | 2015-08-03 | 102nd ch-GBR 2015 | Coventry ENG | 7.22 | David W Fryer | Koby Kalavannan | 1/2-1/2 | 24 | Open |
| 636 | 2015-08-01 | 102nd ch-GBR 2015 | Coventry ENG | 6.24 | Koby Kalavannan | Shabir Okhai | 1/2-1/2 | 92 | Open |
| 637 | 2015-07-31 | 102nd ch-GBR 2015 | Coventry ENG | 5.32 | Koby Kalavannan | Jonah B Willow | 1-0 | 8 | Open |
| 638 | 2015-07-30 | 102nd ch-GBR 2015 | Coventry ENG | 4.24 | Adam A Taylor | Koby Kalavannan | 1-0 | 43 | Open |
| 639 | 2015-07-28 | 102nd ch-GBR 2015 | Coventry ENG | 2.19 | Mitchell R Burke | Koby Kalavannan | 1/2-1/2 | 24 | Open |
| 640 | 2015-07-27 | 102nd ch-GBR 2015 | Coventry ENG | 1.23 | Koby Kalavannan | John S Garnett | 1/2-1/2 | 24 | Open |
| 641 | 2015-07-19 | 3rd 4NCL Congress 2015 | Birmingham ENG | 5.6 | Koby Kalavannan | Lewis Martin | 1-0 | 47 | Open |
| 642 | 2015-07-19 | 3rd 4NCL Congress 2015 | Birmingham ENG | 4.4 | Chris Fegan | Koby Kalavannan | 1-0 | 39 | Open |
| 643 | 2015-07-18 | 3rd 4NCL Congress 2015 | Birmingham ENG | 3.4 | Koby Kalavannan | Meyrick Shaw | 1/2-1/2 | 18 | Open |
| 644 | 2015-07-18 | 3rd 4NCL Congress 2015 | Birmingham ENG | 2.5 | Neil A Bridge | Koby Kalavannan | 0-1 | 26 | Open |
| 645 | 2015-06-21 | 4th Bournemouth Open 2015 | Bournemouth ENG | 5.6 | Irina Bulmaga | Koby Kalavannan | 1/2-1/2 | 53 | Open |
| 646 | 2015-06-21 | 4th Bournemouth Open 2015 | Bournemouth ENG | 4.8 | Koby Kalavannan | Colin Hornell | 1/2-1/2 | 45 | Open |
| 647 | 2015-06-20 | 4th Bournemouth Open 2015 | Bournemouth ENG | 3.6 | Koby Kalavannan | 420549 | 1/2-1/2 | 26 | Open |
| 648 | 2015-06-20 | 4th Bournemouth Open 2015 | Bournemouth ENG | 2.12 | Owen S Phillips | Koby Kalavannan | 0-1 | 59 | Open |
| 649 | 2014-12-14 | London Classic Open 2014 | London ENG | 9.74 | John K A Alderson | Koby Kalavannan | 1/2-1/2 | 30 | Open |
| 650 | 2014-12-14 | London Classic Open 2014 | London ENG | 8.56 | Koby Kalavannan | Kjell Hakon Lien | 0-1 | 63 | Open |
| 651 | 2014-12-13 | London Classic Open 2014 | London ENG | 7.54 | Toni Johansson | Koby Kalavannan | 1-0 | 41 | Open |
| 652 | 2014-12-13 | London Classic Open 2014 | London ENG | 6.51 | Koby Kalavannan | Alistair Hill | 1/2-1/2 | 19 | Open |
| 653 | 2014-12-12 | London Classic Open 2014 | London ENG | 5.55 | Tryfon C Gavriel | Koby Kalavannan | 1/2-1/2 | 62 | Open |
| 654 | 2014-12-11 | London Classic Open 2014 | London ENG | 4.51 | Koby Kalavannan | Gerald Moore | 1/2-1/2 | 23 | Open |
| 655 | 2014-12-10 | London Classic Open 2014 | London ENG | 3.55 | Andrew Philip Smith | Koby Kalavannan | 1/2-1/2 | 23 | Open |
| 656 | 2014-12-09 | London Classic Open 2014 | London ENG | 2.88 | Koby Kalavannan | 10624616262853884186 | 1-0 | 43 | Open |
| 657 | 2014-12-08 | London Classic Open 2014 | London ENG | 1.36 | Peter J Sowray | Koby Kalavannan | 1-0 | 34 | Open |
| 658 | 2013-11-03 | e2e4 Gatwick Nov Open | Crawley ENG | 5 | 4690540 | Koby Kalavannan | 0-1 | 30 | Open |
| 659 | 2013-11-03 | e2e4 Gatwick Nov Open | Crawley ENG | 4 | Koby Kalavannan | Peter D Kemp | 0-1 | 45 | Open |
| 660 | 2013-11-02 | e2e4 Gatwick Nov Open | Crawley ENG | 3 | Daniel Gutierrez Olivares | Koby Kalavannan | 1-0 | 36 | Open |
| 661 | 2013-11-02 | e2e4 Gatwick Nov Open | Crawley ENG | 2 | Koby Kalavannan | Andrew Mayhew | 1-0 | 36 | Open |
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