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Player profile

Kucher, Kostyantyn

Standard: 1970 Rapid: 1994 Blitz: 1915 (last updated 2026-11-02)
FIDE ID: 14195950 (view FIDE profile)
Federation: UKR Sex: M Birth Year: 2007 Age: 19
Title: — Women's title: — Other title: — FOA title: —
Games: 26 Wins: 8 (31%) Draws: 5 (19%) Losses: 11 (42%) Other: 2
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Dossier

22 of 26 games analyzed.

Accuracy: 89.7%
Opened e4: 11/11
Castled kingside: 17Same-side castling: 15Castled queenside: 3Opposite-side castling: 3Did not castle: 2
Fianchettoed kingside: 12Played in the center: 9Played on the queenside: 5Played on the kingside: 4Fianchettoed queenside: 3
Active pieces: 17Kept the bishop pair: 15Isolated pawn: 13Space advantage: 12Sacrificed material: 12Backward pawn: 10Initiated exchanges: 9Missed tactics: 6Avoided exchanges: 6Played gambits: 2
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Openings

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As White 13 games 4W 4D 4L
French Defense 3 games 1W 2D 0L
King's Indian Attack 2 games 1W 1D 0L
(unspecified) 2 games 1W 1D 0L
Steiner Variation 1 game 0W 1D 0L
(unspecified) 1 game 0W 1D 0L
Sicilian Defense 2 games 1W 1D 0L
Kan Variation 1 game 0W 1D 0L
Polugaevsky Variation 1 game 0W 1D 0L
Scheveningen Variation 1 game 1W 0D 0L
English Attack, with f3 1 game 1W 0D 0L
Caro-Kann Defense 2 games 0W 0D 2L
Accelerated Panov Attack 2 games 0W 0D 2L
Modern Variation 2 games 0W 0D 2L
Pirc Defense 2 games 2W 0D 0L
(unspecified) 2 games 2W 0D 0L
(unspecified) 2 games 2W 0D 0L
Nimzowitsch Defense 1 game 0W 1D 0L
Kennedy Variation 1 game 0W 1D 0L
Linksspringer Variation 1 game 0W 1D 0L
Borg Defense 1 game 0W 0D 1L
Borg Gambit 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
English Opening 1 game 0W 0D 1L
Mikenas-Carls Variation 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
Modern Defense 1 game 0W 0D 0L
(unspecified) 1 game 0W 0D 0L
(unspecified) 1 game 0W 0D 0L
As Black 13 games 4W 1D 7L
Sicilian Defense 7 games 2W 1D 4L
Kan Variation 2 games 1W 1D 0L
Knight Variation 2 games 1W 1D 0L
(unspecified) 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
Closed 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
Smith-Morra Gambit Accepted 1 game 0W 0D 1L
Paulsen Formation 1 game 0W 0D 1L
Lasker-Pelikan Variation 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
French Variation 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
English Opening 2 games 1W 0D 1L
Symmetrical Variation 2 games 1W 0D 1L
Botvinnik System Reversed, with Nf3 1 game 1W 0D 0L
Botvinnik System Reversed, with e3 1 game 0W 0D 1L
Grünfeld Defense 2 games 0W 0D 1L
Three Knights Variation 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
Exchange Variation 1 game 0W 0D 0L
Modern Exchange Variation 1 game 0W 0D 0L
King's Indian Defense 1 game 0W 0D 1L
Orthodox Variation 1 game 0W 0D 1L
Positional Defense 1 game 0W 0D 1L
Modern Defense 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
Blunders Top 4 of 90

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

2026.05.09 · 42... Rxa2 (−67.3% win chance) 1-0
Kucher, Kostyantyn
Dabarera, G W D M
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2026.05.09 · 54... e4 (−35.6% win chance) 1/2-1/2
Kucher, Kostyantyn
Henning, Marvin
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2026.05.17 · 35... Ke7 (−33.2% win chance) 1-0
Kucher, Kostyantyn
Bommini Mounika Akshaya
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2026.05.17 · 33... Bf5 (−26.9% win chance) 1-0
Kucher, Kostyantyn
Bommini Mounika Akshaya
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View blunders & mistakes
Games Showing all 26 games
Date Event Round Color Opponent Result Accuracy % First moves