Ernesto Mendoza Osorio
MEX · FIDE ID 29644950 · 75 tournament games since 2025
Standard
1971
#221 in MEX (active)
Rapid
1852
#429 in MEX (active)
Blitz
1828
#629 in MEX (active)
Score
43%
26 W · 13 D · 36 L
Opp. avg
1937
Last 50 games
Last game
2026-08-09
Campeonato Nacional e Internacional Aguascalientes 2026 | Expertos
Prep summary
- As White: 1.c4 in 100% of games (scores 54%).
- Against 1.e4: 1...c5 in 18 of 23 games (Sicilian Defense), scoring 42%.
- Against 1.d4: 1...Nf6 in 9 of 9 games (Indian Defense), scoring 28%.
- Weak spot: English Opening: Agincourt Defense as White, only 0% in 3 games.
- Comfort zone: English Opening: Symmetrical Variation as White, 100% in 3 games.
- By opponent strength: 35% against higher-rated players, 73% against lower-rated.
Based on 75 over-the-board games (11 classical). 37 with White (54%), 38 with Black (33%).
Openings as White
First move
| 1.c4 | 37 | 54% |
Most played
| Opening | Games | Score |
|---|---|---|
| English Opening: Anglo-Indian Defense | 6 | 67% |
| English Opening: King's English Variation | 6 | 58% |
| English Opening: Agincourt Defense | 3 | 0% |
| Catalan Opening: Open Defense, Classical Line | 3 | 33% |
| English Opening: King's English Variation, Four Knights Variation, Fianchetto Line, with Nb6 | 3 | 83% |
Openings as Black
Against 1.e4 (23 games)
| 1...c5 Sicilian Defense | 18 | 42% |
| 1...d5 Scandinavian Defense | 4 | 13% |
| 1...d6 Pirc Defense | 1 | 0% |
Against 1.d4 (9 games)
| 1...Nf6 Indian Defense | 9 | 28% |
Most played
| Opening | Games | Score |
|---|---|---|
| Sicilian Defense: O'Kelly Variation, Venice System, Barcza Line | 4 | 50% |
| Zukertort Opening: Nimzo-Larsen Variation | 3 | 33% |
| Scandinavian Defense: Valencian Variation | 3 | 17% |
| Sicilian Defense: Closed, Traditional | 2 | 25% |
| Sicilian Defense: O'Kelly Variation, Yerevan System | 2 | 25% |
Recent games
| Date | Opponent and event | Result |
|---|---|---|
| 2026-08-09 | Luigi Guadalupe Terres Balderrama (2039) Campeonato Nacional e Internacional Aguascalientes 2026 | Expertos · classical | ½ |
| 2026-08-08 | Manuel de Jesus Lares Flores (2050) Campeonato Nacional e Internacional Aguascalientes 2026 | Expertos · classical | W |
| 2026-08-07 | Paulo Rozo (2073) Campeonato Nacional e Internacional Aguascalientes 2026 | Expertos · classical | W |
| 2026-08-06 | Jose Angel Hernandez Luna (2087) Campeonato Nacional e Internacional Aguascalientes 2026 | Expertos · classical | L |
| 2026-08-06 | Uriel Vazquez Espino (2117) Campeonato Nacional e Internacional Aguascalientes 2026 | Expertos · classical | W |
| 2026-06-13 | Pablo Elliott De Alba Boudreau (1937) XIX American Continental Chess Championship 2026 | Standard | W |
| 2026-06-10 | Andrey Gonzalez Zharikov (2212) XIX American Continental Chess Championship 2026 | Standard | L |
| 2026-06-10 | Karla Akemi Telles Fukushima (1943) XIX American Continental Chess Championship 2026 | Standard | ½ |
| 2026-06-08 | Gabriel Garmendia Vega (2109) XIX American Continental Chess Championship 2026 | Standard | ½ |
| 2026-06-08 | Rogelio Alberto Vargas Ramos (1674) XIX American Continental Chess Championship 2026 | Blitz | W |
Data: FIDE rating list (October 2026 list; national ranks count active players) and tournament games broadcast on Lichess since 2020 (open data, CC0). Results are matched to FIDE players by name or FIDE ID and may be incomplete. This page shows public chess results only. Is this you and you want the page removed? Email chessmoose1@gmail.com and we remove it.