Isabella Alessandra Obregon - Chess Player Overview
Last update: 22/08/2025 06:46:18 GMT+2
Player's activity: ON
Player's name: Isabella Alessandra Obregon (NCA) 
Player's photo: (Search in Google Images)
Age: 19 years old (born in 2006)
Highest FIDE Elo achieved:
Isabella Alessandra Obregon Chess Games: 1527
0 (Rapid)
0 (Blitz)
Isabella Alessandra Obregon - Charts
FIDE Elo
Activity chart
Isabella Alessandra Obregon - Chess Tournaments
| Date | Chess tournament name | Status | ||
|---|---|---|---|---|
| No results | No results | No results | No results | No results |
Isabella Alessandra Obregon - Chess Games
Isabella Alessandra Obregon - Chess Games
| Date | Players & Opening | Result | ECO | View |
|---|---|---|---|---|
| No results | No results | No results | No results | No results |
Isabella Alessandra Obregon - Other possible chess games
| Date | Players & Opening | Result | ECO | View |
|---|---|---|---|---|
| 2025.07.01 | Obregon Rivero,J (2477) vs (2172) Ahmad,Al Khatib Titled Tue 1st Jul Late |
0-1 | ||
| 2025.07.01 | Obregon Rivero,J (2477) vs (2077) Goncharov,Vladimir Titled Tue 1st Jul Late |
0-1 | ||
| 2025.07.01 | Eswaran,Ashritha (2236) vs (2477) Obregon Rivero,J Titled Tue 1st Jul Late Sicilian |
1-0 | B50 | |
| 2025.07.01 | Baturin-Vinogradov,Miroslav (2046) vs (2477) Obregon Rivero,J Titled Tue 1st Jul Late Sicilian Open - Two Knights |
1-0 | B56 | |
| 2025.07.01 | Obregon Rivero,J (2477) vs (2321) Sabuk,P Titled Tue 1st Jul Late Reti King's Indian |
1-0 | A07 | |
| 2025.07.01 | Obregon Rivero,J (2477) vs (2354) Hadzovic,A Titled Tue 1st Jul Late King's Knight |
1-0 | C44 | |
| 2025.07.01 | Dobrocmyslov,A (2260) vs (2477) Obregon Rivero,J Titled Tue 1st Jul Late Reti Symmetrical - Barcza |
0-1 | A05 | |
| 2025.05.20 | Obregon Rivero,J (2476) vs (2668) Deac,Bogdan-Daniel Titled Tue 20th May Late Reti King's Indian |
1-0 | A07 | |
| 2025.05.20 | Tologontegin,S (2313) vs (2476) Obregon Rivero,J Titled Tue 20th May Late King's Indian Schwarz |
0-1 | E70 | |
| 2025.05.20 | Eminov,O (2239) vs (2476) Obregon Rivero,J Titled Tue 20th May Late Sicilian Moscow |
0-1 | B52 | |
| 2025.05.20 | Obregon Rivero,J (2476) vs (2489) Materia,Marco Titled Tue 20th May Late Reti King's Indian - Irregular |
0-1 | A11 | |
| 2025.05.13 | Denishev,M (2111) vs (2476) Obregon Rivero,J Titled Tue 13th May Late Gruenfeld - Gruenfeld |
0-1 | E60 | |
| 2025.05.20 | Obregon Rivero,J (2476) vs (2323) Wartiovaara,Oliver Titled Tue 20th May Late Reti Symmetrical |
1-0 | A05 | |
| 2025.05.13 | Obregon Rivero,J (2476) vs (2403) Gelman,A Titled Tue 13th May Late Philidor - Exchange |
0-1 | C41 | |
| 2025.05.20 | Pranesh,M (2576) vs (2476) Obregon Rivero,J Titled Tue 20th May Late Indian East Indian - Torre |
1-0 | A48 | |
| 2025.05.20 | Obregon Rivero,J (2476) vs (2837) Carlsen,M Titled Tue 20th May Late Sicilian Scheveningen Najdorf (Opecensky) |
0-1 | B92 | |
| 2025.05.13 | Leitao,R (2596) vs (2476) Obregon Rivero,J Titled Tue 13th May Late Sicilian Rauzer (Modern) - Two Knights |
1/2-1/2 | B67 | |
| 2025.05.13 | Obregon Rivero,J (2476) vs (2268) Boci,Mateu Titled Tue 13th May Late Sicilian Center Game - Smith-Morra |
1-0 | B21 | |
| 2025.05.20 | Obregon Rivero,J (2476) vs (2442) Galchenko,Matvey Titled Tue 20th May Late Reti |
1-0 | A04 | |
| 2025.05.20 | Sarana,A (2686) vs (2476) Obregon Rivero,J Titled Tue 20th May Late King's Indian Schwarz |
0-1 | E70 | |
| 2025.05.13 | Bortnyk,Olexandr (2601) vs (2476) Obregon Rivero,J Titled Tue 13th May Late Indian - Byrne |
1-0 | B07 | |
| 2025.05.13 | Obregon Rivero,J (2476) vs (2208) Annaberdiyev,B Titled Tue 13th May Late Reti |
1-0 | A04 | |
| 2025.05.20 | Leenhouts,K (2476) vs (2476) Obregon Rivero,J Titled Tue 20th May Late Sicilian Classical - Two Knights |
0-1 | B58 | |
| 2025.05.13 | Obregon Rivero,J (2476) vs (2611) Martinez Alcantara,Jose Eduardo Titled Tue 13th May Late English Ultra-Symmetrical |
0-1 | A37 | |
| 2025.05.20 | Obregon Rivero,J (2476) vs (2224) Midonet,Matthieu Titled Tue 20th May Late Irregular King's Pawn |
1-0 | B00 | |
| 2025.05.13 | Zahedifar,Anahita (2143) vs (2476) Obregon Rivero,J Titled Tue 13th May Late English Ultra-Symmetrical (Mecking) - King's Fianchetto |
0-1 | A39 | |
| 2025.05.13 | Obregon Rivero,J (2476) vs (2348) Barseghyan,Armen Ar. Titled Tue 13th May Late Reti Symmetrical |
1-0 | A05 | |
| 2025.05.13 | Khenkin,I (2499) vs (2476) Obregon Rivero,J Titled Tue 13th May Late Reti Symmetrical - Barcza |
1/2-1/2 | A05 | |
| 2025.05.13 | Obregon Rivero,J (2476) vs (2141) Smieszek,W Titled Tue 13th May Late Reti Symmetrical |
1-0 | A05 | |
| 2025.05.16 | Obregon Garcia,Roxangel (2145) vs (1987) Magas Varas,R 58th Capablanca Mem Open Sicilian - Labourdonnais (Lowenthal) |
1-0 | B32 | |
| 2025.05.14 | Vivas Zamora,Fabian Ernesto (2379) vs (2145) Obregon Garcia,Roxangel 58th Capablanca Mem Open Sicilian Closed |
1-0 | B23 | |
| 2025.05.13 | Obregon Garcia,Roxangel (2145) vs (2029) Del Rosario Silva,Dexnisi 58th Capablanca Mem Open Sicilian Paulsen - Reti |
1-0 | B41 | |
| 2025.05.12 | Diaz,Rid (2459) vs (2145) Obregon Garcia,Roxangel 58th Capablanca Mem Open Neo-Indian - Catalan Irregular |
1-0 | E00 | |
| 2025.05.11 | Obregon Garcia,Roxangel (2145) vs (2361) Borges Mateos,J 58th Capablanca Mem Open Spanish Berlin |
1/2-1/2 | C65 | |
| 2025.04.29 | Obregon Rivero,J (2485) vs (2170) Voicu,Teodor-Mihnea Titled Tue 29th Apr Early |
0-1 | ||
| 2025.05.06 | Obregon Rivero,J (2476) vs (2354) Gutierrez Olivares,D Titled Tue 6th May Early Nimzovich - Indian |
0-1 | A01 | |
| 2025.05.06 | Obregon Rivero,J (2476) vs (2066) Bryant,T Titled Tue 6th May Early Nimzovich - Modern |
1-0 | A01 | |
| 2025.05.06 | Ejsymont,Blanka (1907) vs (2476) Obregon Rivero,J Titled Tue 6th May Early Pirc |
0-1 | B07 | |
| 2025.05.10 | Arostegui Gonzalez,Ricardo (1678) vs (2145) Obregon Garcia,Roxangel 58th Capablanca Mem Open Queen's Indian Fianchetto - Nimzovich |
0-1 | E15 | |
| 2024.12.31 | Obregon Rivero,J (2496) vs (2588) Yoo,Christopher Woojin Titled Tue 31st Dec Late Sicilian Center Game - Smith-Morra |
1-0 | B21 | |
| 2024.12.31 | Pham Le Thao Nguyen (2384) vs (2496) Obregon Rivero,J Titled Tue 31st Dec Late Indian East Indian - London |
0-1 | A48 | |
| 2024.12.31 | Obregon Rivero,J (2496) vs (2058) Haraguchi,Diego Sashaki Titled Tue 31st Dec Late Reti Symmetrical - King's Indian |
1-0 | A05 | |
| 2024.12.31 | Obregon Rivero,J (2496) vs (2199) Estrada Nieto,J Titled Tue 31st Dec Late Reti Zukertort - Mexican |
1-0 | A06 | |
| 2024.12.31 | Muniz,Francisco Allysson da S. (2096) vs (2496) Obregon Rivero,J Titled Tue 31st Dec Late King's Indian Schwarz |
1-0 | E70 | |
| 2024.12.31 | Obregon Rivero,J (2496) vs (2433) Oro,Faustino Titled Tue 31st Dec Late Reti Zukertort - Mexican |
0-1 | A06 | |
| 2024.12.31 | Xiong,Jeffery (2636) vs (2496) Obregon Rivero,J Titled Tue 31st Dec Late King's Indian Schwarz |
1/2-1/2 | E70 | |
| 2024.12.31 | Ferreira,VitorH (2128) vs (2496) Obregon Rivero,J Titled Tue 31st Dec Late Sicilian Rauzer (Modern) - Two Knights |
0-1 | B67 | |
| 2024.12.31 | Obregon Rivero,J (2496) vs (2035) Nersissian,G Titled Tue 31st Dec Late Reti King's Indian |
1-0 | A07 | |
| 2024.12.31 | Ponce Cano,Adrian (2197) vs (2496) Obregon Rivero,J Titled Tue 31st Dec Late Sicilian |
1-0 | B50 | |
| 2024.11.05 | Obregon Rivero,J (2486) vs (2328) Yurovskykh,Oleksandr Titled Tue 5th Nov Late Scandinavian - Classical (Schiller) |
1-0 | B01 | |
| 2024.11.05 | Obregon Rivero,J (2486) vs (2226) Goltsev,Dmitry Titled Tue 5th Nov Late French Paulsen - Marshall |
0-1 | C10 | |
| 2024.12.31 | Obregon Rivero,J (2496) vs (2093) Padalka,A Titled Tue 31st Dec Late King's Indian Fianchetto (Panno-Yugoslav) - Barcza |
1-0 | E66 | |
| 2024.11.05 | Baskakov,Egor (2215) vs (2486) Obregon Rivero,J Titled Tue 5th Nov Late Sicilian Open - Two Knights |
1/2-1/2 | B56 | |
| 2024.11.05 | Obregon Rivero,J (2486) vs (2405) Ambartsumova,K Titled Tue 5th Nov Late Spanish Berlin - Duras |
1-0 | C65 | |
| 2024.11.05 | Sjugirov,S (2649) vs (2486) Obregon Rivero,J Titled Tue 5th Nov Late Indian East Indian - Torre |
1-0 | A48 | |
| 2024.11.05 | Obregon Rivero,J (2486) vs (2253) Bobkov,Vadim Titled Tue 5th Nov Late Sicilian Center Game - Smith-Morra |
1-0 | B21 | |
| 2024.11.05 | Grischuk,A (2689) vs (2486) Obregon Rivero,J Titled Tue 5th Nov Late Gruenfeld - Gruenfeld |
1-0 | E60 | |
| 2024.11.05 | Tang,Andrew (2527) vs (2486) Obregon Rivero,J Titled Tue 5th Nov Late Neo-Indian - Exchange |
0-1 | D35 | |
| 2024.11.05 | Obregon Rivero,J (2486) vs (2114) Kovalevsky,Stanislav Titled Tue 5th Nov Late Caro-Kann - Advance |
1-0 | B12 | |
| 2025.01.21 | Dudkina,Uliana (2005) vs (2485) Obregon Rivero,J Titled Tue 21st Jan Early Gruenfeld |
0-1 | D70 | |
| 2024.11.05 | Abrashkin,B (2407) vs (2486) Obregon Rivero,J Titled Tue 5th Nov Late King's Indian Schwarz |
0-1 | E70 | |
| 2025.03.25 | Kovalchuk,Al RUS (2304) vs (2485) Obregon Rivero,J Titled Tue 25th Mar Late Sicilian Rauzer (Modern) - Two Knights |
0-1 | B67 | |
| 2025.01.21 | Novoselov,R (2261) vs (2485) Obregon Rivero,J Titled Tue 21st Jan Early Sicilian Closed |
1-0 | B23 | |
| 2025.03.25 | Postny,E (2538) vs (2485) Obregon Rivero,J Titled Tue 25th Mar Late Sicilian Open - Two Knights |
1/2-1/2 | B56 | |
| 2025.01.21 | Obregon Rivero,J (2485) vs (2288) Zakrzewski,Mare Titled Tue 21st Jan Early Reti |
1-0 | A04 | |
| 2024.11.05 | Obregon Rivero,J (2486) vs (2161) Flynn,Jacob Titled Tue 5th Nov Late Spanish Morphy - Anderssen |
1-0 | C77 | |
| 2025.03.25 | Obregon Rivero,J (2485) vs (2463) Salinas Herrera,P Titled Tue 25th Mar Late Sicilian Center Game - Smith-Morra |
0-1 | B21 | |
| 2024.12.03 | Lopez Idarraga,D (1976) vs (2496) Obregon Rivero,J Titled Tue 3rd Dec Early Sicilian Closed |
1-0 | B23 | |
| 2025.03.25 | Antonio,R (2363) vs (2485) Obregon Rivero,J Titled Tue 25th Mar Late Sicilian |
0-1 | B50 | |
| 2024.12.03 | Obregon Rivero,J (2496) vs (2276) Pranav K P Titled Tue 3rd Dec Early Spanish Morphy - Exchange |
1/2-1/2 | C68 | |
| 2025.01.21 | Slaby,Je (2464) vs (2485) Obregon Rivero,J Titled Tue 21st Jan Early Sicilian - Chekhover |
1-0 | B53 | |
| 2025.03.25 | Le,Quang Liem (2739) vs (2485) Obregon Rivero,J Titled Tue 25th Mar Late Reti Symmetrical |
1-0 | A05 | |
| 2025.03.25 | Obregon Rivero,J (2485) vs (2421) Ibrahimli,Murad Titled Tue 25th Mar Late King's Indian Schwarz |
1/2-1/2 | E73 | |
| 2024.12.03 | Mostbauer,Maximilian (2178) vs (2496) Obregon Rivero,J Titled Tue 3rd Dec Early Indian East Przepiorka |
1/2-1/2 | A49 | |
| 2025.03.25 | Degenbaev,Aziz (2289) vs (2485) Obregon Rivero,J Titled Tue 25th Mar Late Sicilian Moscow - Sokolsky |
0-1 | B52 | |
| 2025.01.21 | Obregon Rivero,J (2485) vs (2311) Fedotov,Nikita2 Titled Tue 21st Jan Early Sicilian Center Game - Smith-Morra |
1-0 | B21 | |
| 2025.03.25 | Obregon Rivero,J (2485) vs (2195) Sitbon,Itay Titled Tue 25th Mar Late Reti Symmetrical - Nimzovich |
1-0 | A05 | |
| 2025.01.21 | Taher,Yoseph Theolifus (2439) vs (2485) Obregon Rivero,J Titled Tue 21st Jan Early Indian |
1-0 | A45 | |
| 2025.04.08 | Kavyev,Ruslan (2279) vs (2485) Obregon Rivero,J Titled Tue 8th Apr Early Indian |
0-1 | A45 | |
| 2025.03.25 | Obregon Rivero,J (2485) vs (2269) Naranjo Moreno,A Titled Tue 25th Mar Late Reti Symmetrical - Nimzovich |
1-0 | A05 | |
| 2025.04.08 | Obregon Rivero,J (2485) vs (2216) Asensio Ramos,E Titled Tue 8th Apr Early Reti King's Indian |
1-0 | A07 | |
| 2025.01.21 | Przybylski,Bartosz (2090) vs (2485) Obregon Rivero,J Titled Tue 21st Jan Early Sicilian Richter - Keres |
0-1 | B62 | |
| 2025.03.25 | Aukhatov,Roman (2167) vs (2485) Obregon Rivero,J Titled Tue 25th Mar Late Reti Symmetrical |
0-1 | A05 | |
| 2025.01.14 | Obregon Garcia,Roxangel (2108) vs (2335) Przybylski,W Titled Tue 14th Jan Early Two Knights - Modern Bishop |
0-1 | C55 | |
| 2025.04.08 | Tologontegin,S (2358) vs (2485) Obregon Rivero,J Titled Tue 8th Apr Early Anderssen's opening |
1-0 | A00 | |
| 2025.04.01 | Manvelyan,Mikayel (2176) vs (2485) Obregon Rivero,J Titled Tue 1st Apr Early Sicilian Moscow - Sokolsky |
1-0 | B52 | |
| 2025.03.25 | Obregon Rivero,J (2485) vs (2180) Brancaleoni,M Titled Tue 25th Mar Late Caro-Kann - Two Knights |
1/2-1/2 | B11 | |
| 2025.04.01 | Obregon Rivero,J (2485) vs (2261) Purtseladze,M Titled Tue 1st Apr Early Caro-Kann - Two Knights |
1-0 | B11 | |
| 2025.04.08 | Obregon Rivero,J (2485) vs (2289) Kandil,Ahmed Titled Tue 8th Apr Early Caro-Kann - Two Knights |
1-0 | B11 | |
| 2025.01.21 | Obregon Rivero,J (2485) vs (2612) Theodorou,Nikolas Titled Tue 21st Jan Early Sicilian Center Game - Smith-Morra |
0-1 | B21 | |
| 2025.04.08 | Sharipov,Davron (2246) vs (2485) Obregon Rivero,J Titled Tue 8th Apr Early Gruenfeld - Gruenfeld |
0-1 | E60 | |
| 2025.04.01 | Ambartsumova,K (2405) vs (2485) Obregon Rivero,J Titled Tue 1st Apr Early Reti Symmetrical |
1-0 | A05 | |
| 2025.01.14 | Manukyan,SaA (2233) vs (2108) Obregon Garcia,Roxangel Titled Tue 14th Jan Early Sicilian Closed |
0-1 | B23 | |
| 2025.01.14 | Obregon Garcia,Roxangel (2108) vs (1968) Aadya,Gupta Titled Tue 14th Jan Early Italian - Pianissimo |
1-0 | C54 | |
| 2025.04.08 | Obregon Rivero,J (2485) vs (2137) Shevchenko,Yaroslav Titled Tue 8th Apr Early Sicilian Center Game - Smith-Morra |
1-0 | B21 | |
| 2025.01.21 | Obregon Rivero,J (2485) vs (2505) Maksimovic,Bojan Titled Tue 21st Jan Early Robatsch - Norwegian |
1/2-1/2 | B06 | |
| 2025.04.01 | Obregon Rivero,J (2485) vs (2398) Novik,Ma Titled Tue 1st Apr Early Sicilian Center Game - Smith-Morra |
1-0 | B21 | |
| 2025.04.08 | Kshatriya,Nitin Vekhande (2133) vs (2485) Obregon Rivero,J Titled Tue 8th Apr Early Pirc |
1-0 | B07 | |
| 2025.04.01 | Smieszek,W (2147) vs (2485) Obregon Rivero,J Titled Tue 1st Apr Early Sicilian Open - Two Knights |
0-1 | B56 | |
| 2025.01.14 | Diaz Perez,Michel Alejandro (2488) vs (2108) Obregon Garcia,Roxangel Titled Tue 14th Jan Early Queen's Pawn Closed - Symmetrical |
1-0 | D04 |