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Player profile

Jacek, Martin

Standard: 2120 Rapid: 2230 Blitz: 2205 (last updated 2026-11-02)
FIDE ID: 305812 (view FIDE profile)
Federation: CZE Sex: M Birth Year: 1977 Age: 49
Title: — Women's title: — Other title: — FOA title: —
Games: 1 Wins: 0 (0%) Draws: 1 (100%) Losses: 0 (0%)
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Dossier

1 of 1 game analyzed.

Accuracy: 90.5%
Opened e4: 1/1
Castled kingside: 1Same-side castling: 1
Played on the kingside: 1
Kept the bishop pair: 1Active pieces: 1Sacrificed material: 1Missed tactics: 1
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Openings

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As White 1 game 0W 1D 0L
Caro-Kann Defense 1 game 0W 1D 0L
Exchange Variation 1 game 0W 1D 0L
Rubinstein Variation 1 game 0W 1D 0L
As Black 0 games 0W 0D 0L

No games as Black in this range.

Blunders Top 4 of 5

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

2023.07.15 · 47. Rg7 (−20.5% win chance) 1/2-1/2
Molkanov, Oleg
Jacek, Martin
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2023.07.15 · 31. Rxa4 (−8.4% win chance) 1/2-1/2
Molkanov, Oleg
Jacek, Martin
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2023.07.15 · 46. Rg5+ (−8.1% win chance) 1/2-1/2
Molkanov, Oleg
Jacek, Martin
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2023.07.15 · 18. Re1 (−7.3% win chance) 1/2-1/2
Molkanov, Oleg
Jacek, Martin
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View blunders & mistakes
Games Showing all 1 game
Date Event Round Color Opponent Result Accuracy % First moves