Player profile

Hernandez Perez, Javier Francisco

Standard: 1920 Rapid: 1702 Blitz: 1830 (last updated 2026-10-02)
FIDE ID: 63300028 (view FIDE profile)
Federation: CRC Sex: M Birth Year: 2009 Age: 17
Title: — Women's title: — Other title: — FOA title: AFM
Games: 49 Wins: 19 (39%) Draws: 12 (24%) Losses: 14 (29%) Other: 4
Dossier

38 of 49 games analyzed.

Accuracy: 83.3%
Opened d4: 14/16Opened Nf3: 1/16Opened e4: 1/16
Castled kingside: 26Same-side castling: 23Castled queenside: 3Did not castle: 3Opposite-side castling: 2
Fianchettoed kingside: 23Played on the queenside: 14Fianchettoed queenside: 13Played in the center: 10Played on the kingside: 6
Initiated exchanges: 22Kept the bishop pair: 21Active pieces: 21Sacrificed material: 20Backward pawn: 19Space advantage: 18Isolated pawn: 12Missed tactics: 11Played gambits: 5Avoided exchanges: 3
Openings

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As White 21 games 7W 5D 6L
Trompowsky Attack 7 games 3W 1D 1L
(unspecified) 6 games 3W 1D 1L
(unspecified) 6 games 3W 1D 1L
Classical Defense 1 game 0W 0D 0L
Big Center Variation 1 game 0W 0D 0L
Indian Defense 3 games 1W 1D 0L
Przepiorka Variation 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
(unspecified) 1 game 0W 1D 0L
(unspecified) 1 game 0W 1D 0L
Knights Variation 1 game 0W 0D 0L
(unspecified) 1 game 0W 0D 0L
Queen's Pawn Game 3 games 1W 0D 2L
Levitsky Attack 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
Symmetrical Variation 1 game 1W 0D 0L
Pseudo-Catalan 1 game 1W 0D 0L
Colle System 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
Catalan Opening 3 games 1W 2D 0L
Open Defense 2 games 1W 1D 0L
(unspecified) 2 games 1W 1D 0L
Closed 1 game 0W 1D 0L
(unspecified) 1 game 0W 1D 0L
Rapport-Jobava System 1 game 0W 1D 0L
(unspecified) 1 game 0W 1D 0L
(unspecified) 1 game 0W 1D 0L
Richter-Veresov Attack 1 game 1W 0D 0L
Two Knights System 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
Benoni Defense 1 game 0W 0D 1L
Semi-Benoni 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
Slav Defense 1 game 0W 0D 1L
Schlechter Variation 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
Sicilian Defense 1 game 0W 0D 1L
Old Sicilian 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
As Black 19 games 10W 6D 2L
Sicilian Defense 12 games 4W 6D 1L
Closed 3 games 1W 2D 0L
(unspecified) 1 game 0W 1D 0L
Traditional 1 game 1W 0D 0L
Chameleon Variation 1 game 0W 1D 0L
Hyperaccelerated Dragon 2 games 2W 0D 0L
(unspecified) 2 games 2W 0D 0L
Accelerated Dragon 2 games 0W 1D 0L
Modern Variation 1 game 0W 0D 0L
Maróczy Bind, Breyer Variation 1 game 0W 1D 0L
(unspecified) 1 game 0W 1D 0L
(unspecified) 1 game 0W 1D 0L
Wing Gambit 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
Nyezhmetdinov-Rossolimo Attack 1 game 0W 1D 0L
(unspecified) 1 game 0W 1D 0L
Delayed Alapin Variation 1 game 0W 1D 0L
with d6 1 game 0W 1D 0L
Dragon Variation 1 game 0W 0D 1L
Yugoslav Attack, Main Line 1 game 0W 0D 1L
English Opening 1 game 1W 0D 0L
Symmetrical Variation 1 game 1W 0D 0L
Four Knights Variation 1 game 1W 0D 0L
Queen's Pawn Game 1 game 1W 0D 0L
Zukertort Variation 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
Anderssen's Opening 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
Queen's Gambit Declined 1 game 1W 0D 0L
Queen's Knight Variation 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
Zukertort Opening 1 game 1W 0D 0L
Old Indian Attack 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
Van't Kruijs Opening 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
Slav Defense 1 game 1W 0D 0L
Schlechter Variation 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
Blunders Top 4 of 189

This player's costliest moves in analyzed games. Can you find the winning move?

2024.12.31 · 41... Nf3 (−70.2% win chance) 1/2-1/2
Hernandez Perez, Javier Francisco
Aguero Espinoza, Sebasthian
View game
2025.12.31 · 28... R8b7 (−66.4% win chance) 0-1
Hernandez Perez, Javier Francisco
Chaves Moya, Nattanahel Alberto
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? · 36... Kf7 (−55.9% win chance) 0-1
Hernandez Perez, Javier Francisco
Rugamas, Allison Daniela
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2024.12.31 · 32... Rc2+ (−52.7% win chance) 1/2-1/2
Hernandez Perez, Javier Francisco
Aguero Espinoza, Sebasthian
View game
Games Showing all 49 games
Date Event Round Color Opponent Result Accuracy % First moves