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Player profile

Koch-Muller, Oscar

Standard: 2150 Rapid: 1995 Blitz: 1921 (last updated 2026-11-02)
FIDE ID: 1447955 (view FIDE profile)
Federation: DEN Sex: M Birth Year: 2004 Age: 22
Title: — Women's title: — Other title: — FOA title: AIM
Games: 41 Wins: 8 (20%) Draws: 13 (32%) Losses: 20 (49%)
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Dossier

41 of 41 games analyzed.

Accuracy: 89.1%
Opened d4: 16/16
Castled kingside: 25Same-side castling: 24Did not castle: 5Castled queenside: 3Opposite-side castling: 3
Played in the center: 11Played on the queenside: 8Fianchettoed queenside: 7Played on the kingside: 6Fianchettoed kingside: 5
Sacrificed material: 22Kept the bishop pair: 22Active pieces: 21Initiated exchanges: 20Backward pawn: 17Space advantage: 17Isolated pawn: 16Missed tactics: 13Avoided exchanges: 6Played gambits: 3
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Openings

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As White 16 games 3W 7D 6L
Semi-Slav Defense 4 games 1W 1D 2L
Stoltz Variation 3 games 1W 1D 1L
(unspecified) 2 games 1W 0D 1L
Shabalov Attack 1 game 0W 1D 0L
Main Line 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
Queen's Gambit Declined 4 games 1W 0D 3L
Exchange Variation 2 games 1W 0D 1L
Positional Variation 2 games 1W 0D 1L
Ragozin Defense 2 games 0W 0D 2L
(unspecified) 1 game 0W 0D 1L
Alekhine Variation 1 game 0W 0D 1L
Tarrasch Defense 3 games 1W 2D 0L
Two Knights Variation 2 games 1W 1D 0L
(unspecified) 2 games 1W 1D 0L
Schara Gambit 1 game 0W 1D 0L
(unspecified) 1 game 0W 1D 0L
Grünfeld Defense 2 games 0W 2D 0L
Exchange Variation 2 games 0W 2D 0L
(unspecified) 1 game 0W 1D 0L
Nadanian Attack 1 game 0W 1D 0L
Benko Gambit 1 game 0W 1D 0L
Zaitsev System 1 game 0W 1D 0L
(unspecified) 1 game 0W 1D 0L
Queen's Indian Defense 1 game 0W 0D 1L
Fianchetto Variation 1 game 0W 0D 1L
Nimzowitsch Variation, Quiet Line 1 game 0W 0D 1L
Indian Defense 1 game 0W 1D 0L
Anti-Grünfeld 1 game 0W 1D 0L
Basman-Williams Attack 1 game 0W 1D 0L
As Black 17 games 5W 2D 10L
French Defense 6 games 3W 0D 3L
Advance Variation 3 games 2W 0D 1L
Milner-Barry Gambit, Hector Variation 2 games 2W 0D 0L
Main Line 1 game 0W 0D 1L
Steinitz Variation 1 game 1W 0D 0L
Boleslavsky Variation 1 game 1W 0D 0L
Tarrasch Variation 1 game 0W 0D 1L
Open System, Euwe-Keres Line 1 game 0W 0D 1L
Winawer Variation 1 game 0W 0D 1L
Delayed Exchange Variation 1 game 0W 0D 1L
Bogo-Indian Defense 2 games 0W 1D 1L
Retreat Variation 2 games 0W 1D 1L
(unspecified) 2 games 0W 1D 1L
Catalan Opening 2 games 0W 1D 1L
Closed 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
Open Defense 1 game 0W 1D 0L
(unspecified) 1 game 0W 1D 0L
Indian Defense 1 game 1W 0D 0L
Anti-Nimzo-Indian 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
Queen's Gambit Declined 1 game 0W 0D 1L
Ragozin Defense 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
English Opening 1 game 0W 0D 1L
Neo-Catalan 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
King's Indian Attack 1 game 0W 0D 1L
Spassky Variation 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
Queen's Pawn Game 1 game 0W 0D 1L
London System 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
Nimzo-Indian Defense 1 game 1W 0D 0L
Normal Variation 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
Nimzo-Larsen Attack 1 game 0W 0D 1L
Classical Variation 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
Blunders Top 4 of 226

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

2024.05.11 · 27... Qh2 (−36.8% win chance) 1-0
Koch-Muller, Oscar
Licznerski, Lukasz
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2024.05.10 · 49... Rg7 (−36.3% win chance) 1-0
Koch-Muller, Oscar
Skytte, Rasmus
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2023.11.04 · 36. Qc2 (−35.4% win chance) 1/2-1/2
Jarlskov, Daniel Tuk Hartso
Koch-Muller, Oscar
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2025.04.14 · 56... b4 (−34.5% win chance) 0-1
Koch-Muller, Oscar
Hansen, Simon
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View blunders & mistakes
Games Showing all 41 games
Date Event Round Color Opponent Result Accuracy % First moves