Player profile

Hernandez Leon, Sergio

Standard: 2140 Rapid: 2160 Blitz: 2178 (last updated 2026-11-02)
FIDE ID: 2285622 (view FIDE profile)
Federation: ESP Sex: M Birth Year: 1991 Age: 35
Title: CM Women's title: — Other title: — FOA title: —
Games: 71 Wins: 24 (34%) Draws: 14 (20%) Losses: 33 (46%)
Dossier

68 of 71 games analyzed.

Accuracy: 89.1%
Opened Nf3: 13/24Opened e4: 8/24Opened c4: 2/24Opened d4: 1/24
Castled kingside: 41Same-side castling: 38Opposite-side castling: 9Castled queenside: 8Did not castle: 1
Played in the center: 25Fianchettoed queenside: 18Played on the queenside: 15Fianchettoed kingside: 11Played on the kingside: 6
Sacrificed material: 31Space advantage: 29Active pieces: 29Initiated exchanges: 29Backward pawn: 26Kept the bishop pair: 23Isolated pawn: 22Missed tactics: 19Avoided exchanges: 13Played gambits: 6
Openings

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As White 25 games 14W 4D 7L
Nimzo-Larsen Attack 7 games 4W 1D 2L
Classical Variation 7 games 4W 1D 2L
(unspecified) 7 games 4W 1D 2L
Zukertort Opening 5 games 2W 2D 1L
Nimzo-Larsen Variation 2 games 0W 1D 1L
(unspecified) 2 games 0W 1D 1L
Queen's Gambit Invitation 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
Sicilian Invitation 1 game 0W 1D 0L
(unspecified) 1 game 0W 1D 0L
Dutch Variation 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
Sicilian Defense 4 games 1W 1D 2L
Closed 2 games 0W 1D 1L
(unspecified) 2 games 0W 1D 1L
Alapin Variation 1 game 1W 0D 0L
Barmen Defense 1 game 1W 0D 0L
Delayed Alapin Variation 1 game 0W 0D 1L
with d6 1 game 0W 0D 1L
Torre Attack 1 game 1W 0D 0L
Fianchetto Defense 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
Trompowsky Attack 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
Queen's Pawn Game 1 game 1W 0D 0L
Symmetrical Variation 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
Slav Defense 1 game 1W 0D 0L
Modern Line 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
Modern Defense 1 game 0W 0D 1L
Standard Line 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
Scandinavian Defense 1 game 1W 0D 0L
Valencian Variation 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
French Defense 1 game 0W 0D 1L
Schlechter Variation 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
Caro-Kann Defense 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
English Opening 1 game 1W 0D 0L
King's English Variation 1 game 1W 0D 0L
Four Knights Variation, Quiet Line 1 game 1W 0D 0L
As Black 28 games 6W 6D 16L
Ruy Lopez 3 games 0W 1D 2L
Fianchetto Defense 2 games 0W 1D 1L
(unspecified) 2 games 0W 1D 1L
Morphy Defense 1 game 0W 0D 1L
Modern Steinitz Defense, Fianchetto Variation 1 game 0W 0D 1L
Modern Defense 3 games 1W 1D 1L
Standard Line 2 games 1W 1D 0L
(unspecified) 2 games 1W 1D 0L
(unspecified) 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
English Opening 3 games 1W 1D 1L
King's English Variation 3 games 1W 1D 1L
Four Knights Variation, Quiet Line 1 game 0W 1D 0L
(unspecified) 1 game 0W 0D 1L
Reversed Closed Sicilian 1 game 1W 0D 0L
Sicilian Defense 3 games 1W 0D 2L
Nimzowitsch Variation 1 game 0W 0D 1L
Advance Variation 1 game 0W 0D 1L
Alapin Variation 1 game 0W 0D 1L
Barmen Defense 1 game 0W 0D 1L
Paulsen-Basman Defense 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
King's Indian Attack 3 games 0W 1D 2L
Keres Variation 2 games 0W 1D 1L
(unspecified) 2 games 0W 1D 1L
(unspecified) 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
Queen's Gambit Declined 2 games 0W 1D 1L
Orthodox Defense 1 game 0W 1D 0L
Bd3 Line 1 game 0W 1D 0L
Exchange Variation 1 game 0W 0D 1L
Positional Variation 1 game 0W 0D 1L
Bogo-Indian Defense 2 games 0W 0D 2L
Retreat Variation 2 games 0W 0D 2L
(unspecified) 2 games 0W 0D 2L
Italian Game 2 games 0W 0D 2L
Giuoco Pianissimo 1 game 0W 0D 1L
Italian Four Knights Variation 1 game 0W 0D 1L
Scotch Gambit 1 game 0W 0D 1L
Anderssen Attack 1 game 0W 0D 1L
Nimzo-Larsen Attack 2 games 1W 0D 1L
Classical Variation 2 games 1W 0D 1L
(unspecified) 2 games 1W 0D 1L
Queen's Indian Defense 2 games 1W 1D 0L
Spassky System 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
Classical Variation 1 game 0W 1D 0L
Traditional Variation, Main Line 1 game 0W 1D 0L
Zukertort Opening 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
Nimzo-Indian Defense 1 game 0W 0D 1L
Normal Variation 1 game 0W 0D 1L
Gligoric System, Exchange Variation 1 game 0W 0D 1L
Queen's Pawn Game 1 game 1W 0D 0L
London System 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
Blunders Top 4 of 274

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

2024.09.01 · 16... Kd7 (−57.2% win chance) 1-0
Hernandez Leon, Sergio
Villalba Pons, Max
View game
2024.08.26 · 19... Qg6 (−48.3% win chance) 1-0
Hernandez Leon, Sergio
Balaji, Aaravamudhan
View game
????.??.?? · 24... Nf5+ (−47.5% win chance) 1/2-1/2
Hernandez Leon, Sergio
Garcia Blanco, Omar
View game
? · 40... Kf6 (−47.5% win chance) 1-0
Hernandez Leon, Sergio
Martinez Reyes, Pedro Ramon
View game
Games Showing all 71 games
Date Event Round Color Opponent Result Accuracy % First moves