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Player profile

Vachtfeidl, Petr

Standard: 1937 Rapid: 1869 Blitz: 1917 (last updated 2026-11-02)
FIDE ID: 315028 (view FIDE profile)
Federation: CZE Sex: M Birth Year: 1976 Age: 50
Title: — Women's title: — Other title: — FOA title: —
Games: 9 Wins: 2 (22%) Draws: 2 (22%) Losses: 5 (56%)
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Dossier

9 of 9 games analyzed.

Accuracy: 88.4%
Opened e4: 5/5
Castled kingside: 7Same-side castling: 6Opposite-side castling: 2Castled queenside: 2
Played on the queenside: 3Played in the center: 3Fianchettoed kingside: 1
Initiated exchanges: 7Kept the bishop pair: 7Sacrificed material: 7Active pieces: 5Isolated pawn: 3Space advantage: 3Backward pawn: 3Avoided exchanges: 2Played gambits: 2
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Openings

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As White 5 games 2W 1D 2L
Sicilian Defense 2 games 1W 0D 1L
Najdorf Variation 1 game 1W 0D 0L
English Attack 1 game 1W 0D 0L
Richter-Rauzer Variation 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
Philidor Defense 1 game 0W 0D 1L
Lion Variation 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
Caro-Kann Defense 1 game 0W 1D 0L
Tartakower Variation 1 game 0W 1D 0L
(unspecified) 1 game 0W 1D 0L
French Defense 1 game 1W 0D 0L
Steinitz Variation 1 game 1W 0D 0L
Boleslavsky Variation 1 game 1W 0D 0L
As Black 4 games 0W 1D 3L
Sicilian Defense 2 games 0W 0D 2L
Taimanov Variation 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
Alapin Variation 1 game 0W 0D 1L
Smith-Morra Declined 1 game 0W 0D 1L
English Opening 1 game 0W 1D 0L
King's English Variation 1 game 0W 1D 0L
Two Knights Variation, Smyslov System 1 game 0W 1D 0L
Grünfeld Defense 1 game 0W 0D 1L
Russian Variation 1 game 0W 0D 1L
Byrne Variation 1 game 0W 0D 1L
Blunders Top 4 of 33

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

2026.08.19 · 44... Rb6 (−44% win chance) 1-0
Vachtfeidl, Petr
Rogers, Timothy
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2026.08.19 · 20... Rd8 (−37% win chance) 1-0
Vachtfeidl, Petr
Gosling, Marcus
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2026.08.19 · 14... Qd3 (−27.1% win chance) 1-0
Vachtfeidl, Petr
Gosling, Marcus
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2026.08.19 · 27. Nxb7 (−26.1% win chance) 1-0
Razhnou, Lev
Vachtfeidl, Petr
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Games Showing all 9 games
Date Event Round Color Opponent Result Accuracy % First moves