Efrain Pomares Herrera
CRC · FIDE ID 6519857 · 15 tournament games since 2024
Standard
1524
#384 in CRC (active)
Rapid
1716
#134 in CRC (active)
Blitz
1545
#479 in CRC (active)
Score
33%
5 W · 0 D · 10 L
Opp. avg
1739
Last 15 games
Last game
2026-04-12
Campeonato Nacional Senior Costa Rica 2026
Prep summary
- As White: 1.d4 in 100% of games (scores 43%).
- Against 1.e4: 1...e5 in 4 of 4 games (King's Pawn Game), scoring 25%.
- Weak spot: Philidor Defense as Black, only 33% in 3 games.
- Comfort zone: Queen's Pawn Game: Mason Attack as White, 67% in 3 games.
- By colour: 43% with White, 25% with Black.
Based on 15 over-the-board games (14 classical). 7 with White (43%), 8 with Black (25%).
Openings as White
First move
| 1.d4 | 7 | 43% |
Most played
| Opening | Games | Score |
|---|---|---|
| Queen's Pawn Game: Mason Attack | 3 | 67% |
| Canard Opening | 2 | 0% |
| Bird Opening: Double Duck Formation | 1 | 100% |
| Queen's Pawn Game | 1 | 0% |
Openings as Black
Against 1.e4 (4 games)
| 1...e5 King's Pawn Game | 4 | 25% |
Against 1.d4 (2 games)
| 1...d5 Queen's Pawn Game | 2 | 50% |
Most played
| Opening | Games | Score |
|---|---|---|
| Philidor Defense | 3 | 33% |
| Zukertort Opening: Arctic Defense | 1 | 0% |
| Queen's Pawn Game: Accelerated London System | 1 | 0% |
| King's Gambit | 1 | 0% |
| Slav Defense | 1 | 100% |
Recent games
| Date | Opponent and event | Result |
|---|---|---|
| 2026-04-12 | Johnny Chan Chen (1539) Campeonato Nacional Senior Costa Rica 2026 · classical | L |
| 2026-04-11 | Magdalena Pazmino Acosta (1404) Campeonato Nacional Senior Costa Rica 2026 · classical | W |
| 2026-04-11 | Raul Morales Zumbado (1461) Campeonato Nacional Senior Costa Rica 2026 · classical | L |
| 2026-04-05 | Ulises Mena Vilchez (1746) Campeonato Nacional Senior Costa Rica 2026 · classical | L |
| 2026-04-04 | John Phillips Ruiz Segura (1470) Campeonato Nacional Senior Costa Rica 2026 · classical | W |
| 2026-04-04 | Pablo Bonilla Sequeira (1935) Campeonato Nacional Senior Costa Rica 2026 · classical | L |
| 2025-12-27 | Emmanuel de Jesus Rojas Vindas (1824) XLVI Metropolitano Torneo Internacional|Metropolitano B · classical | L |
| 2025-03-24 | Gilberth Gutierrez Soto (1786) Campeonato Nacional Senior Costa Rica 2025 · classical | L |
| 2025-03 | Juan Leon Jimenez Molina (2035) Campeonato Nacional Senior Costa Rica 2025 · classical | L |
| 2025-03 | Gerardo Herrera Retana (1797) Campeonato Nacional Senior Costa Rica 2025 · classical | 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.