Mihnea Costachi
Country
ROU
Birth Year
2000
Gender
M
Title
NA,International Master
FIDE ID
1217518
FIDE rating history
View rating lists
Available Games
Published games available in our archive; coverage varies by tournament. Archive last checked: 2026-10-13 (UTC).
Online games are identified from known tournament names, playing sites and PGN mode. Other games are listed as OTB (over-the-board).
| # | Date | Event | Site | Round | White | Black | Result | Moves | View |
|---|---|---|---|---|---|---|---|---|---|
| 1 | 2026-10-11 | TCh-ROU Superliga 2026 | Eforie Nord ROU | 9.11 | Coicev,Matei-Andrei | Costachi,M | 1-0 | 45 | Open |
| 2 | 2026-10-10 | TCh-ROU Superliga 2026 | Eforie Nord ROU | 8.29 | Costachi,M | Vedmediuc,Artiom | 1-0 | 37 | Open |
| 3 | 2026-10-09 | Romanian Team Chess Championships 2026 | Men’s Super League | Eforie Nord, Romania | 7.5 | Costachi, Mihnea | Mazilu, Stefan Fabian | 1-0 | 53 | Open |
| 4 | 2026-10-09 | TCh-ROU Superliga 2026 | Eforie Nord ROU | 7.5 | Costachi,M | Mazilu,Stefan Fabian | 1-0 | 53 | Open |
| 5 | 2026-10-08 | TCh-ROU Superliga 2026 | Eforie Nord ROU | 6.29 | Balla,Ta | Costachi,M | 1/2-1/2 | 27 | Open |
| 6 | 2026-10-08 | Romanian Team Chess Championships 2026 | Men’s Super League | Eforie Nord, Romania | 6.29 | Balla, Tamas-Kristof | Costachi, Mihnea | 1/2-1/2 | 27 | Open |
| 7 | 2026-10-07 | Romanian Team Chess Championships 2026 | Men’s Super league | Eforie Nord, Romania | 5.11 | Costachi, Mihnea | Soltanici, Ruslan | 0-1 | 50 | Open |
| 8 | 2026-10-07 | TCh-ROU Superliga 2026 | Eforie Nord ROU | 5.11 | Costachi,M | Soltanici,R | 0-1 | 50 | Open |
| 9 | 2026-10-06 | TCh-ROU Superliga 2026 | Eforie Nord ROU | 4.23 | Nevednichy,V | Costachi,M | 1/2-1/2 | 15 | Open |
| 10 | 2026-10-06 | Romanian Team Chess Championships 2026 | Men’s Super league | Eforie Nord, Romania | 4.23 | Nevednichy, Vladislav | Costachi, Mihnea | 1/2-1/2 | 15 | Open |
| 11 | 2026-10-05 | Romanian Team Chess Championships 2026 | Men’s Super league | Eforie Nord, Romania | 2.17 | Srinath, Rao S.V. | Costachi, Mihnea | 1/2-1/2 | 18 | Open |
| 12 | 2026-10-05 | TCh-ROU Superliga 2026 | Eforie Nord ROU | 3.17 | Costachi,M | Talu,Mircea | 1/2-1/2 | 19 | Open |
| 13 | 2026-10-05 | Romanian Team Chess Championships 2026 | Men’s Super league | Eforie Nord, Romania | 3.17 | Costachi, Mihnea | Talu, Mircea | 1/2-1/2 | 19 | Open |
| 14 | 2026-10-04 | TCh-ROU Superliga 2026 | Eforie Nord ROU | 2.17 | Srinath,R | Costachi,M | 1/2-1/2 | 18 | Open |
| 15 | 2026-10-03 | TCh-ROU Superliga 2026 | Eforie Nord ROU | 1.23 | Costachi,M | Bologan,V | 0-1 | 93 | Open |
| 16 | 2026-10-03 | Romanian Team Chess Championships 2026 | Men’s Super league | Eforie Nord, Romania | 1.23 | Costachi, Mihnea | Bologan, Victor | 0-1 | 93 | Open |
| 17 | 2026-08-02 | Alba Grand Prix Rapid | Sebes ROU | 8.22 | Costachi,M | Nedelea,A | 1-0 | 40 | Open |
| 18 | 2026-08-02 | Alba Grand Prix Rapid | Sebes ROU | 7.24 | Craciun,Sasha-Matei | Costachi,M | 1/2-1/2 | 41 | Open |
| 19 | 2026-08-02 | Alba Grand Prix Rapid | Sebes ROU | 5.8 | Perunovic,Mil | Costachi,M | 1-0 | 40 | Open |
| 20 | 2026-08-02 | Alba Grand Prix Rapid | Sebes ROU | 10.6 | Costachi,M | Lupulescu,C | 1/2-1/2 | 33 | Open |
| 21 | 2026-08-02 | Alba Grand Prix Rapid | Sebes ROU | 9.19 | Ratkovic,Petar | Costachi,M | 0-1 | 55 | Open |
| 22 | 2026-08-01 | Alba Grand Prix Rapid | Sebes ROU | 3.28 | Balaban-Voia,Alexandru | Costachi,M | 0-1 | 28 | Open |
| 23 | 2026-08-01 | Alba Grand Prix Rapid | Sebes ROU | 4.19 | Costachi,M | Veneteanu,Mihai | 1/2-1/2 | 64 | Open |
| 24 | 2025-11-30 | European Blitz 2025 | Prishtina KOS | 9.2 | Ardit Uruci | Mihnea Costachi | 0-1 | 53 | Open |
| 25 | 2025-11-30 | European Blitz 2025 | Prishtina KOS | 8.4 | Mihnea Costachi | Vojtech Plat | 0-1 | 102 | Open |
| 26 | 2025-11-30 | European Blitz 2025 | Prishtina KOS | 7.9 | Leon Livaic | Mihnea Costachi | 0-1 | 44 | Open |
| 27 | 2025-11-30 | European Blitz 2025 | Prishtina KOS | 6.26 | Mihnea Costachi | Alexey Kukelko | 1-0 | 59 | Open |
| 28 | 2025-11-30 | European Blitz 2025 | Prishtina KOS | 5.29 | Mateu Boci | Mihnea Costachi | 0-1 | 37 | Open |
| 29 | 2025-11-30 | European Blitz 2025 | Prishtina KOS | 4.6 | Mihnea Costachi | Radoslaw Wojtaszek | 0-1 | 42 | Open |
| 30 | 2025-11-30 | European Blitz 2025 | Prishtina KOS | 3.32 | Tine Markocic | Mihnea Costachi | 0-1 | 32 | Open |
| 31 | 2025-11-30 | European Blitz 2025 | Prishtina KOS | 2.36 | Mihnea Costachi | Dustin Kuipers | 1-0 | 45 | Open |
| 32 | 2025-11-30 | European Blitz 2025 | Prishtina KOS | 13.13 | Kiril Georgiev | Mihnea Costachi | 1/2-1/2 | 40 | Open |
| 33 | 2025-11-30 | European Blitz 2025 | Prishtina KOS | 12.5 | Mihnea Costachi | Eduardo Iturrizaga Bonelli | 0-1 | 55 | Open |
| 34 | 2025-11-30 | European Blitz 2025 | Prishtina KOS | 11.4 | Levan Pantsulaia | Mihnea Costachi | 1/2-1/2 | 55 | Open |
| 35 | 2025-11-30 | European Blitz 2025 | Prishtina KOS | 10.1 | Mihnea Costachi | David Anton Guijarro | 1-0 | 33 | Open |
| 36 | 2025-11-30 | European Blitz 2025 | Prishtina KOS | 1.39 | Vancho Vidikjevski | Mihnea Costachi | 0-1 | 35 | Open |
| 37 | 2025-11-29 | European Rapid 2025 | Prishtina KOS | 9.19 | Mihnea Costachi | Jaime Santos Latasa | 0-1 | 52 | Open |
| 38 | 2025-11-29 | European Rapid 2025 | Prishtina KOS | 8.32 | Ergit Ramaj | Mihnea Costachi | 1/2-1/2 | 19 | Open |
| 39 | 2025-11-29 | European Rapid 2025 | Prishtina KOS | 7.36 | Mihnea Costachi | Bajrush Kelmendi | 1-0 | 43 | Open |
| 40 | 2025-11-29 | European Rapid 2025 | Prishtina KOS | 10.39 | Rodolfos Stamatiou | Mihnea Costachi | 1-0 | 39 | Open |
| 41 | 2025-11-28 | European Rapid 2025 | Prishtina KOS | 6.34 | Bank Szalay-Ocsak | Mihnea Costachi | 1/2-1/2 | 35 | Open |
| 42 | 2025-11-28 | European Rapid 2025 | Prishtina KOS | 4.36 | Lorenc Rama | Mihnea Costachi | 1/2-1/2 | 75 | Open |
| 43 | 2025-11-28 | European Rapid 2025 | Prishtina KOS | 3.5 | Mihnea Costachi | Vasyl Ivanchuk | 0-1 | 50 | Open |
| 44 | 2025-09-28 | TCh-ROU Men DivA 2025 | Eforie Nord ROU | 9.1 | Mihnea Costachi | Petru-Sebastian Ursan | 1-0 | 72 | Open |
| 45 | 2025-09-26 | TCh-ROU Men DivA 2025 | Eforie Nord ROU | 7.3 | Mihnea Costachi | Andrei-Cristian Bulau | 1/2-1/2 | 24 | Open |
| 46 | 2025-09-25 | TCh-ROU Men DivA 2025 | Eforie Nord ROU | 5.3 | Mihnea Costachi | Dragos-Andrei Antonica | 1/2-1/2 | 23 | Open |
| 47 | 2025-09-24 | TCh-ROU Men DivA 2025 | Eforie Nord ROU | 4.3 | Calin Gheorghiu | Mihnea Costachi | 0-1 | 39 | Open |
| 48 | 2025-09-23 | TCh-ROU Men DivA 2025 | Eforie Nord ROU | 3.3 | Mihnea Costachi | Randi-Ioan Gales | 1/2-1/2 | 15 | Open |
| 49 | 2025-09-23 | TCh-ROU Men DivA 2025 | Eforie Nord ROU | 2.2 | Mihnea Costachi | Razvan-Stefan Dicu | 1-0 | 33 | Open |
| 50 | 2025-09-22 | TCh-ROU Men DivA 2025 | Eforie Nord ROU | 1.2 | Christian-Arrydan Tamas | Mihnea Costachi | 1/2-1/2 | 22 | Open |
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