Ruben Abraham Ulloa Castillo
Country
PAN
Birth Year
1995
Gender
M
Title
Candidate Master
FIDE ID
6601243
FIDE rating history
View rating lists
Available Games
Published games available in our archive; coverage varies by tournament. Archive last checked: 2026-10-05 (UTC).
| # | Date | Event | Site | Round | White | Black | Result | Moves | View |
|---|---|---|---|---|---|---|---|---|---|
| 1 | 2026-09-25 | 46th FIDE Chess Olympiad Samarkand 2026 | Open | Matches 38-62 | Samarkand, Uzbekistan | 9.227 | Mapuranga, Vitalis | Ulloa Castillo, Ruben Abraham | 1-0 | 46 | Open 🎥 |
| 2 | 2026-09-24 | 46th FIDE Chess Olympiad Samarkand 2026 | Open | Matches 13-37 | Samarkand, Uzbekistan | 8.14 | Dardha, Arben | Ulloa Castillo, Ruben Abraham | 1-0 | 53 | Open 🎥 |
| 3 | 2026-09-21 | 46th FIDE Chess Olympiad Samarkand 2026 | Open | Matches 13-37 | Samarkand, Uzbekistan | 6.147 | Amartuvshin, Ganzorig | Ulloa Castillo, Ruben Abraham | 1-0 | 37 | Open 🎥 |
| 4 | 2026-09-19 | 46th FIDE Chess Olympiad Samarkand 2026 | Open | Matches 13-37 | Samarkand, Uzbekistan | 4.4 | Ulloa Castillo, Ruben Abraham | Budhidharma, Nayaka | 0-1 | 45 | Open 🎥 |
| 5 | 2026-09-18 | 46th FIDE Chess Olympiad Samarkand 2026 | Open | Matches 63-87 | Samarkand, Uzbekistan | 3.284 | Tjin Kon Kiem, Ethan | Ulloa Castillo, Ruben Abraham | 0-1 | 76 | Open 🎥 |
| 6 | 2026-09-17 | 46th FIDE Chess Olympiad Samarkand 2026 | Open | Matches 38-62 | Samarkand, Uzbekistan | 2.15 | Stribuk, Artiom | Ulloa Castillo, Ruben Abraham | 1-0 | 42 | Open 🎥 |
| 7 | 2026-09-16 | 46th FIDE Chess Olympiad Samarkand 2026 | Open | Matches 88+ | Samarkand, Uzbekistan | 1.375 | Ulloa Castillo, Ruben Abraham | Delrieu, Marc | 1-0 | 15 | Open 🎥 |
| 8 | 2026-08-30 | 5th Panama Open 2026 | Panama City PAN | 9.14 | Lezcano Martinez,Christopher | Ulloa Castillo,Ruben Abraham | 1/2-1/2 | 124 | Open |
| 9 | 2026-08-29 | 5th Panama Open 2026 | Panama City PAN | 7.3 | Ulloa Castillo,Ruben Abraham | Espinosa Veloz,E | 0-1 | 42 | Open |
| 10 | 2026-08-29 | 5th Panama Open 2026 | Panama City PAN | 8.8 | Ulloa Castillo,Ruben Abraham | Fernandez,Fe | 0-1 | 49 | Open |
| 11 | 2026-08-28 | 5th Panama Open 2026 | Panama City PAN | 6.6 | Ramirez Cabreja,Ronniel Abraham | Ulloa Castillo,Ruben Abraham | 0-1 | 29 | Open |
| 12 | 2026-08-27 | 5th Panama Open 2026 | Panama City PAN | 4.5 | Miranda Mesa,E | Ulloa Castillo,Ruben Abraham | 1-0 | 32 | Open |
| 13 | 2026-08-27 | 5th Panama Open 2026 | Panama City PAN | 5.12 | Ulloa Castillo,Ruben Abraham | Blackwood,Ryan | 1-0 | 34 | Open |
| 14 | 2026-08-26 | 5th Panama Open 2026 | Panama City PAN | 3.13 | Ulloa Castillo,Ruben Abraham | Schnell,Sebastian Narayana | 1-0 | 46 | Open |
| 15 | 2026-08-25 | 5th Panama Open 2026 | Panama City PAN | 2.17 | Rodriguez,Cristian A. | Ulloa Castillo,Ruben Abraham | 1/2-1/2 | 68 | Open |
| 16 | 2026-08-25 | 5th Panama Open 2026 | Panama City PAN | 1.17 | Ulloa Castillo,Ruben Abraham | Vargas Ramos,Rogelio Alberto | 1-0 | 38 | Open |
| 17 | 2023-12-02 | 9th ch-Iberoamericano | Panama City PAN | 9.8 | Ruben Abraham Ulloa Castillo | Elier Miranda Mesa | 0-1 | 54 | Open |
| 18 | 2023-12-01 | 9th ch-Iberoamericano | Panama City PAN | 8.5 | Gilberto Hernandez Guerrero | Ruben Abraham Ulloa Castillo | 1/2-1/2 | 39 | Open |
| 19 | 2023-11-30 | 9th ch-Iberoamericano | Panama City PAN | 7.13 | Ruben Abraham Ulloa Castillo | Licael Roderick Ticona Rocabado | 1-0 | 32 | Open |
| 20 | 2023-11-29 | 9th ch-Iberoamericano | Panama City PAN | 6.29 | Ruben Abraham Ulloa Castillo | Gustavo Berenstein | 1-0 | 40 | Open |
| 21 | 2023-11-28 | 9th ch-Iberoamericano | Panama City PAN | 5.41 | Rodrigo Avendano Porras | Ruben Abraham Ulloa Castillo | 0-1 | 47 | Open |
| 22 | 2023-11-27 | 9th ch-Iberoamericano | Panama City PAN | 4.26 | Ruben Abraham Ulloa Castillo | Kate Azumi Bravo Mallco | 0-1 | 53 | Open |
| 23 | 2023-11-26 | 9th ch-Iberoamericano | Panama City PAN | 3.44 | Santiago Jose Guevara Ruiz | Ruben Abraham Ulloa Castillo | 0-1 | 47 | Open |
| 24 | 2023-11-26 | 9th ch-Iberoamericano | Panama City PAN | 2.15 | Ruben Abraham Ulloa Castillo | Diego Saul Rodri Flores Quillas | 0-1 | 91 | Open |
| 25 | 2023-11-10 | 4th Panama Open 2023 | Panama City PAN | 9.11 | Ruben Abraham Ulloa Castillo | Adrian Ignacio Cortes Franco | 1-0 | 59 | Open |
| 26 | 2023-11-09 | 4th Panama Open 2023 | Panama City PAN | 7.13 | Ruben Abraham Ulloa Castillo | Rogelio Oscar Sanchez Bermudez | 1-0 | 44 | Open |
| 27 | 2023-11-09 | 4th Panama Open 2023 | Panama City PAN | 6.11 | Rion Okuno | Ruben Abraham Ulloa Castillo | 1/2-1/2 | 50 | Open |
| 28 | 2023-11-08 | 4th Panama Open 2023 | Panama City PAN | 5.6 | Ruben Abraham Ulloa Castillo | Aleksa Strikovic | 0-1 | 61 | Open |
| 29 | 2023-11-08 | 4th Panama Open 2023 | Panama City PAN | 4.12 | Elias Lombardo Batista | Ruben Abraham Ulloa Castillo | 0-1 | 39 | Open |
| 30 | 2023-11-07 | 4th Panama Open 2023 | Panama City PAN | 3.8 | Ruben Abraham Ulloa Castillo | Vladimir Georgiev | 0-1 | 72 | Open |
| 31 | 2023-11-07 | 4th Panama Open 2023 | Panama City PAN | 2.17 | Ruben Abraham Ulloa Castillo | Miguel Pico Brito | 1-0 | 30 | Open |
| 32 | 2023-11-06 | 4th Panama Open 2023 | Panama City PAN | 1.18 | Oscar Alejandro Amelunge Moreno | Ruben Abraham Ulloa Castillo | 0-1 | 28 | Open |
| 33 | 2016-09-13 | 42nd Olympiad 2016 | Baku AZE | 11.52 | Bernardo Roselli Mailhe | Ruben Abraham Ulloa Castillo | 1/2-1/2 | 44 | Open |
| 34 | 2016-09-11 | 42nd Olympiad 2016 | Baku AZE | 9.52 | Ruben Abraham Ulloa Castillo | Pavlos Constantinou | 0-1 | 44 | Open |
| 35 | 2016-09-10 | 42nd Olympiad 2016 | Baku AZE | 8.62 | Ruben Abraham Ulloa Castillo | Ali Shamas Salim Issa | 1-0 | 52 | Open |
| 36 | 2016-09-09 | 42nd Olympiad 2016 | Baku AZE | 7.72 | Ruben Abraham Ulloa Castillo | Gerrard Mphungu | 1-0 | 77 | Open |
| 37 | 2016-09-08 | 42nd Olympiad 2016 | Baku AZE | 6.68 | Ruben Abraham Ulloa Castillo | Adel Choukri | 0-1 | 69 | Open |
| 38 | 2016-09-05 | 42nd Olympiad 2016 | Baku AZE | 4.47 | Sumant Subramaniam | Ruben Abraham Ulloa Castillo | 1-0 | 45 | Open |
| 39 | 2016-09-04 | 42nd Olympiad 2016 | Baku AZE | 3.42 | Ruben Abraham Ulloa Castillo | Bassem Amin | 0-1 | 58 | Open |
| 40 | 2016-09-02 | 42nd Olympiad 2016 | Baku AZE | 1.26 | Dimitrios Mastrovasilis | Ruben Abraham Ulloa Castillo | 1-0 | 52 | Open |
| 41 | 2015-07-21 | ch-Panamerican U20 2015 | San Salvador ESA | 9.12 | Carlos Ortiz Perez | Ruben Abraham Ulloa Castillo | 0-1 | 41 | Open |
| 42 | 2015-07-20 | ch-Panamerican U20 2015 | San Salvador ESA | 8.14 | Ruben Abraham Ulloa Castillo | Oscar Valencia | 1-0 | 26 | Open |
| 43 | 2015-07-20 | ch-Panamerican U20 2015 | San Salvador ESA | 7.13 | Diego Hernandez | Ruben Abraham Ulloa Castillo | 1-0 | 37 | Open |
| 44 | 2015-07-19 | ch-Panamerican U20 2015 | San Salvador ESA | 6.16 | Ruben Abraham Ulloa Castillo | Alan Steven Mendez | 1-0 | 21 | Open |
| 45 | 2015-07-18 | ch-Panamerican U20 2015 | San Salvador ESA | 5.13 | Moises Melara | Ruben Abraham Ulloa Castillo | 1-0 | 33 | Open |
| 46 | 2015-07-18 | ch-Panamerican U20 2015 | San Salvador ESA | 4.15 | Ruben Abraham Ulloa Castillo | Wilfredo Rodriguez | 1-0 | 21 | Open |
| 47 | 2015-07-17 | ch-Panamerican U20 2015 | San Salvador ESA | 3.15 | Oliver Santos | Ruben Abraham Ulloa Castillo | 1-0 | 39 | Open |
| 48 | 2015-07-17 | ch-Panamerican U20 2015 | San Salvador ESA | 2.1 | Ruben Abraham Ulloa Castillo | Emmanuel Jimenez Garcia | 0-1 | 46 | Open |
| 49 | 2015-07-16 | ch-Panamerican U20 2015 | San Salvador ESA | 1.21 | Andres Rodriguez | Ruben Abraham Ulloa Castillo | 0-1 | 30 | Open |
| 50 | 2013-11-05 | 3rd Panama Open | Panama City PAN | 9.47 | Rodrigo Mendoza | Ruben Abraham Ulloa Castillo | 1/2-1/2 | 40 | Open |
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