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Player profile

Tonkov, Boyan

Standard: 2267 Rapid: 2240 Blitz: 2231 (last updated 2026-11-02)
FIDE ID: 2900491 (view FIDE profile)
Federation: BUL Sex: M Birth Year: 1971 Age: 55
Title: FM Women's title: — Other title: — FOA title: —
Games: 1 Wins: 0 (0%) Draws: 0 (0%) Losses: 1 (100%)
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Dossier

1 of 1 game analyzed.

Accuracy: 84.1%
Opened Nf3: 1/1
Castled kingside: 1Same-side castling: 1
Fianchettoed kingside: 1Fianchettoed queenside: 1Played on the kingside: 1
Isolated pawn: 1Kept the bishop pair: 1Space advantage: 1Sacrificed material: 1Initiated exchanges: 1
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Openings

Click "+" to add that group to the games list below. Multiple groups can be added at once.

As White 1 game 0W 0D 1L
King's Indian Attack 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
As Black 0 games 0W 0D 0L

No games as Black in this range.

Blunders Top 4 of 8

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

2026.08.29 · 54. e3 (−41.2% win chance) 0-1
Sanal, Vahap
Tonkov, Boyan
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2026.08.29 · 37. Bg5 (−16.1% win chance) 0-1
Sanal, Vahap
Tonkov, Boyan
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2026.08.29 · 31. fxe5 (−15.7% win chance) 0-1
Sanal, Vahap
Tonkov, Boyan
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2026.08.29 · 22. Qxb5 (−14.1% win chance) 0-1
Sanal, Vahap
Tonkov, Boyan
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View blunders & mistakes
Games Showing all 1 game
Date Event Round Color Opponent Result Accuracy % First moves