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Player profile

Orzechowski, Jacek

Standard: 2130 Rapid: 2012 Blitz: 2110 (last updated 2026-11-02)
FIDE ID: 1101951 (view FIDE profile)
Federation: POL Sex: M Birth Year: 1965 Age: 61
Title: — Women's title: — Other title: — FOA title: —
Games: 48 Wins: 14 (29%) Draws: 14 (29%) Losses: 20 (42%)
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Dossier

43 of 48 games analyzed.

Accuracy: 90%
Opened Nf3: 8/13Opened c4: 5/13
Castled kingside: 20Same-side castling: 18Did not castle: 4Castled queenside: 3Opposite-side castling: 3
Played in the center: 13Fianchettoed kingside: 9Played on the queenside: 7Fianchettoed queenside: 5Played on the kingside: 5
Initiated exchanges: 21Kept the bishop pair: 16Active pieces: 15Backward pawn: 14Sacrificed material: 12Space advantage: 8Missed tactics: 7Isolated pawn: 6Accepted short draws: 2Avoided exchanges: 2
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Openings

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As White 15 games 5W 6D 4L
English Opening 12 games 4W 5D 3L
Anglo-Indian Defense 4 games 2W 1D 1L
King's Indian Formation 1 game 0W 1D 0L
King's Knight Variation 1 game 0W 0D 1L
Flohr-Mikenas-Carls Variation, Nei Gambit 1 game 1W 0D 0L
Queen's Indian Formation 1 game 1W 0D 0L
King's English Variation 3 games 1W 2D 0L
Nimzowitsch-Flohr Variation 1 game 0W 1D 0L
Reversed Sicilian 1 game 1W 0D 0L
Two Knights Variation, Smyslov System 1 game 0W 1D 0L
Agincourt Defense 2 games 0W 1D 1L
Neo-Catalan Declined 2 games 0W 1D 1L
Neo-Catalan 1 game 0W 1D 0L
(unspecified) 1 game 0W 1D 0L
Symmetrical Variation 1 game 0W 0D 1L
Anti-Benoni Variation, Spielmann Defense 1 game 0W 0D 1L
Great Snake Variation 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
Modern Defense 1 game 1W 0D 0L
Averbakh System 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
Slav Defense 1 game 0W 0D 1L
Quiet Variation 1 game 0W 0D 1L
Schallopp Defense 1 game 0W 0D 1L
King's Indian Defense 1 game 0W 1D 0L
Larsen Variation 1 game 0W 1D 0L
(unspecified) 1 game 0W 1D 0L
As Black 17 games 5W 4D 8L
French Defense 6 games 3W 1D 2L
Tarrasch Variation 4 games 3W 0D 1L
Chistyakov Defense 2 games 1W 0D 1L
Open System 1 game 1W 0D 0L
Open System, Süchting Line 1 game 1W 0D 0L
Rubinstein Variation 2 games 0W 1D 1L
(unspecified) 1 game 0W 1D 0L
Fort Knox Variation 1 game 0W 0D 1L
Benoni Defense 2 games 0W 1D 1L
Czech Benoni Defense 1 game 0W 1D 0L
(unspecified) 1 game 0W 1D 0L
Benoni-Indian Defense 1 game 0W 0D 1L
Kingside Move Order 1 game 0W 0D 1L
Philidor Defense 2 games 1W 1D 0L
Lion Variation 2 games 1W 1D 0L
(unspecified) 2 games 1W 1D 0L
Old Indian Defense 2 games 0W 0D 2L
Normal Variation 2 games 0W 0D 2L
(unspecified) 2 games 0W 0D 2L
Hungarian Opening 1 game 0W 0D 1L
Symmetrical Variation 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
King's Indian Defense 1 game 1W 0D 0L
Fianchetto Variation 1 game 1W 0D 0L
Yugoslav Variation 1 game 1W 0D 0L
Nimzowitsch Defense 1 game 0W 0D 1L
Scandinavian Variation 1 game 0W 0D 1L
Advance Variation 1 game 0W 0D 1L
Rat Defense 1 game 0W 1D 0L
English Rat 1 game 0W 1D 0L
(unspecified) 1 game 0W 1D 0L
Trompowsky Attack 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
Blunders Top 4 of 125

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

1899.12.30 · 18... Qxc3+ (−95.1% win chance) 1-0
Orzechowski, Jacek
Kusiak, Mateusz
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1899.12.30 · 17... Qc5 (−68.8% win chance) 1-0
Orzechowski, Jacek
Kusiak, Mateusz
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2024.07.15 · 30... f5 (−56.6% win chance) 1-0
Orzechowski, Jacek
Chiszko, Oskar
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2025.05.31 · 26... Nxb4 (−49.1% win chance) 1-0
Orzechowski, Jacek
Wolak, Maciej
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View blunders & mistakes
Games Showing all 48 games
Date Event Round Color Opponent Result Accuracy % First moves