Player profile

Onley, David E

Standard: 2049 Rapid: 0 Blitz: 2072 (last updated 2026-11-02)
FIDE ID: 419311 (view FIDE profile)
Federation: ENG
Federation: ENG Sex: M Birth Year: 1977 Age: 49
Title: — Women's title: — Other title: — FOA title: —
Games: 21 Wins: 13 (62%) Draws: 3 (14%) Losses: 5 (24%)
Dossier

20 of 21 games analyzed.

Accuracy: 88.9%
Opened e4: 5/11Opened d4: 3/11Opened f4: 2/11Opened b3: 1/11
Castled kingside: 16Same-side castling: 15Castled queenside: 3Opposite-side castling: 2Did not castle: 1
Played in the center: 7Played on the kingside: 7Fianchettoed queenside: 6Played on the queenside: 5Fianchettoed kingside: 4
Active pieces: 16Space advantage: 12Kept the bishop pair: 12Sacrificed material: 11Initiated exchanges: 11Backward pawn: 10Missed tactics: 8Isolated pawn: 5Avoided exchanges: 3Played gambits: 2
Openings

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As White 11 games 5W 2D 4L
Queen's Pawn Game 3 games 2W 0D 1L
Accelerated London System 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
London System 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
Center Game 2 games 1W 0D 1L
Berger Variation 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
Paulsen Attack Variation 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
Bird Opening 2 games 1W 1D 0L
(unspecified) 2 games 1W 1D 0L
(unspecified) 2 games 1W 1D 0L
Nimzo-Larsen Attack 1 game 0W 0D 1L
Modern Variation 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
Sicilian Defense 1 game 1W 0D 0L
Closed 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
Pirc Defense 1 game 0W 0D 1L
Austrian Attack 1 game 0W 0D 1L
Weiss Variation 1 game 0W 0D 1L
Caro-Kann Defense 1 game 0W 1D 0L
Advance Variation 1 game 0W 1D 0L
Botvinnik-Carls Defense 1 game 0W 1D 0L
As Black 10 games 8W 1D 1L
Modern Defense 3 games 1W 1D 1L
Standard Defense 1 game 0W 1D 0L
(unspecified) 1 game 0W 1D 0L
Averbakh System 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
Pseudo-Austrian Attack 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
Owen Defense 2 games 2W 0D 0L
(unspecified) 2 games 2W 0D 0L
(unspecified) 2 games 2W 0D 0L
Zukertort Opening 2 games 2W 0D 0L
Dutch Variation 2 games 2W 0D 0L
(unspecified) 2 games 2W 0D 0L
Polish Opening 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
Dutch Defense 1 game 1W 0D 0L
Normal Variation 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
English Opening 1 game 1W 0D 0L
Anglo-Dutch Defense 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
Blunders Top 4 of 103

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

2026.10.12 · 37. Rxd8+ (−35.7% win chance) 1-0
Hater, Andrew
Onley, David E
View game
2026.10.12 · 53. a6 (−32.7% win chance) 1-0
Hater, Andrew
Onley, David E
View game
2026.04.08 · 39. Kf3 (−31.6% win chance) 1/2-1/2
Wells, Daniel J
Onley, David E
View game
2024.10.24 · 34... Nb3 (−30.9% win chance) 0-1
Onley, David E
Dekker, Ard
View game
Games Showing all 21 games
Date Event Round Color Opponent Result Accuracy % First moves