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Player profile

Vaclavik, Jan

Standard: 2146 Rapid: 1998 Blitz: 2184 (last updated 2026-11-02)
FIDE ID: 394491 (view FIDE profile)
Federation: CZE Sex: M Birth Year: 2006 Age: 20
Title: — Women's title: — Other title: — FOA title: —
Games: 29 Wins: 12 (41%) Draws: 10 (34%) Losses: 7 (24%)
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Dossier

28 of 29 games analyzed.

Accuracy: 92.6%
Opened d4: 7/10Opened e4: 2/10Opened Nf3: 1/10
Castled kingside: 18Same-side castling: 18Castled queenside: 1
Played on the queenside: 8Played in the center: 5Fianchettoed queenside: 5Played on the kingside: 4Fianchettoed kingside: 3
Active pieces: 14Kept the bishop pair: 12Space advantage: 12Initiated exchanges: 12Sacrificed material: 11Isolated pawn: 10Backward pawn: 5Avoided exchanges: 4Missed tactics: 3Accepted short draws: 1
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Openings

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As White 10 games 6W 2D 2L
King's Indian Defense 2 games 1W 0D 1L
Orthodox Variation 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
Fianchetto Variation 1 game 0W 0D 1L
Pterodactyl Variation 1 game 0W 0D 1L
Queen's Gambit Accepted 1 game 0W 1D 0L
Classical Defense 1 game 0W 1D 0L
Normal Line 1 game 0W 1D 0L
Grünfeld Defense 1 game 1W 0D 0L
Three Knights Variation 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
Nimzo-Indian Defense 1 game 1W 0D 0L
Normal Variation 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
Sicilian Defense 1 game 1W 0D 0L
Hyperaccelerated Dragon 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
French Defense 1 game 0W 1D 0L
Tarrasch Variation 1 game 0W 1D 0L
Morozevich Variation 1 game 0W 1D 0L
Torre Attack 1 game 0W 0D 1L
Classical Defense 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
Modern Defense 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
Exchange Variation 1 game 1W 0D 0L
Positional Variation 1 game 1W 0D 0L
As Black 10 games 2W 6D 2L
Ruy Lopez 2 games 1W 0D 1L
Morphy Defense 2 games 1W 0D 1L
Wormald Attack 1 game 0W 0D 1L
Anderssen Variation 1 game 1W 0D 0L
Sicilian Defense 2 games 0W 2D 0L
Kalashnikov Variation 1 game 0W 1D 0L
(unspecified) 1 game 0W 1D 0L
Classical Variation 1 game 0W 1D 0L
(unspecified) 1 game 0W 1D 0L
Queen's Gambit Declined 1 game 0W 1D 0L
Harrwitz Attack 1 game 0W 1D 0L
(unspecified) 1 game 0W 1D 0L
Italian Game 1 game 0W 1D 0L
Giuoco Pianissimo 1 game 0W 1D 0L
Italian Four Knights Variation 1 game 0W 1D 0L
Vienna Game 1 game 0W 0D 1L
Stanley Variation 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
Center Game 1 game 1W 0D 0L
Normal Variation 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
Indian Defense 1 game 0W 1D 0L
Knights Variation 1 game 0W 1D 0L
(unspecified) 1 game 0W 1D 0L
Queen's Pawn Game 1 game 0W 1D 0L
Accelerated London System 1 game 0W 1D 0L
Steinitz Countergambit 1 game 0W 1D 0L
Blunders Top 4 of 117

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

2023.07.05 · 31. Qd6 (−51% win chance) 0-1
Simek, Petr
Vaclavik, Jan
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2023.07.05 · 28. Qd1 (−37.5% win chance) 0-1
Simek, Petr
Vaclavik, Jan
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2023.07.02 · 70... Re5 (−33.3% win chance) 1/2-1/2
Vaclavik, Jan
Slaby, Matej
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2025.06.30 · 32... Nxg5 (−26.9% win chance) 1/2-1/2
Vaclavik, Jan
Dobsa, Emma
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Games Showing all 29 games
Date Event Round Color Opponent Result Accuracy % First moves