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Player profile

Rosner, Jonas

Standard: 2449 Rapid: 2408 Blitz: 2412 (last updated 2026-11-02)
FIDE ID: 24608513 (view FIDE profile)
Federation: GER Sex: M Birth Year: 1990 Age: 36
Title: IM Women's title: — Other title: — FOA title: —
Games: 80 Wins: 31 (39%) Draws: 23 (29%) Losses: 26 (33%)
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Dossier

77 of 80 games analyzed.

Accuracy: 90.7%
Opened c4: 14/38Opened d4: 9/38Opened Nf3: 8/38Opened e4: 5/38Opened g3: 1/38Opened Nab3: 1/38
Castled kingside: 60Same-side castling: 52Castled queenside: 9Opposite-side castling: 9Did not castle: 7
Fianchettoed queenside: 26Fianchettoed kingside: 24Played in the center: 20Played on the queenside: 20Played on the kingside: 17
Active pieces: 55Initiated exchanges: 47Backward pawn: 43Kept the bishop pair: 42Space advantage: 41Sacrificed material: 40Isolated pawn: 39Missed tactics: 17Avoided exchanges: 16Played gambits: 4
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Openings

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As White 38 games 19W 10D 9L
English Opening 11 games 7W 0D 4L
Anglo-Indian Defense 5 games 3W 0D 2L
King's Knight Variation 4 games 2W 0D 2L
King's Indian Formation 1 game 1W 0D 0L
Agincourt Defense 2 games 0W 0D 2L
Bogoljubow Defense 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
Symmetrical Variation 2 games 2W 0D 0L
Four Knights Variation 2 games 2W 0D 0L
King's English Variation 1 game 1W 0D 0L
Kramnik-Shirov Counterattack 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
? 5 games 3W 1D 1L
(unspecified) 5 games 3W 1D 1L
(unspecified) 5 games 3W 1D 1L
King's Indian Defense 5 games 3W 1D 1L
Fianchetto Variation 4 games 3W 0D 1L
Panno Variation 1 game 1W 0D 0L
Yugoslav Variation, Exchange Line 1 game 1W 0D 0L
(unspecified) 1 game 0W 0D 1L
Immediate Fianchetto 1 game 1W 0D 0L
Normal Variation 1 game 0W 1D 0L
King's Knight Variation 1 game 0W 1D 0L
Catalan Opening 3 games 1W 2D 0L
Open Defense 2 games 0W 2D 0L
Classical Line 2 games 0W 2D 0L
Closed 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
Sicilian Defense 2 games 2W 0D 0L
Kan Variation 2 games 2W 0D 0L
Wing Attack 2 games 2W 0D 0L
Queen's Indian Defense, with e3 2 games 0W 1D 1L
(unspecified) 2 games 0W 1D 1L
(unspecified) 2 games 0W 1D 1L
Zukertort Opening 2 games 1W 1D 0L
(unspecified) 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
Dutch Variation 1 game 0W 1D 0L
(unspecified) 1 game 0W 1D 0L
Queen's Gambit Declined 2 games 1W 1D 0L
(unspecified) 2 games 1W 1D 0L
(unspecified) 2 games 1W 1D 0L
Slav Defense 2 games 0W 1D 1L
Quiet Variation 2 games 0W 1D 1L
Schallopp Defense 2 games 0W 1D 1L
King's Indian Attack 1 game 0W 1D 0L
(unspecified) 1 game 0W 1D 0L
(unspecified) 1 game 0W 1D 0L
Old Indian Defense 1 game 1W 0D 0L
Two Knights Variation 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
Caro-Kann Defense 1 game 0W 0D 1L
Advance Variation 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
Neo-Grünfeld Defense 1 game 0W 1D 0L
Classical Variation 1 game 0W 1D 0L
Original Defense 1 game 0W 1D 0L
As Black 41 games 12W 12D 17L
Caro-Kann Defense 11 games 4W 5D 2L
Advance Variation 5 games 2W 2D 1L
Botvinnik-Carls Defense 3 games 2W 1D 0L
Short Variation 2 games 0W 1D 1L
Exchange Variation 3 games 0W 2D 1L
(unspecified) 3 games 0W 2D 1L
Classical Variation 1 game 0W 1D 0L
(unspecified) 1 game 0W 1D 0L
Endgame Offer 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
Panov Attack 1 game 1W 0D 0L
Modern Defense, Mieses Line 1 game 1W 0D 0L
Sicilian Defense 8 games 1W 2D 5L
Kan Variation 4 games 1W 1D 2L
Polugaevsky Variation 3 games 1W 1D 1L
Wing Attack 1 game 0W 0D 1L
French Variation 3 games 0W 1D 2L
(unspecified) 3 games 0W 1D 2L
Delayed Alapin Variation 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
? 5 games 2W 0D 3L
(unspecified) 5 games 2W 0D 3L
(unspecified) 5 games 2W 0D 3L
Queen's Gambit Declined 4 games 3W 1D 0L
Exchange Variation 2 games 2W 0D 0L
(unspecified) 2 games 2W 0D 0L
Semi-Tarrasch Defense 1 game 0W 1D 0L
(unspecified) 1 game 0W 1D 0L
Three Knights Variation 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
Réti Opening 3 games 0W 0D 3L
Anglo-Slav Variation 3 games 0W 0D 3L
with g3 2 games 0W 0D 2L
Gurevich System 1 game 0W 0D 1L
Slav Defense 3 games 2W 1D 0L
Exchange Variation 3 games 2W 1D 0L
(unspecified) 3 games 2W 1D 0L
Queen's Pawn Game 2 games 0W 0D 2L
Accelerated London System 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
Colle System 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
Semi-Slav Defense 2 games 0W 1D 1L
Normal Variation 2 games 0W 1D 1L
(unspecified) 2 games 0W 1D 1L
Pirc Defense 1 game 0W 0D 1L
Classical Variation 1 game 0W 0D 1L
Quiet System 1 game 0W 0D 1L
Catalan Opening 1 game 0W 1D 0L
Closed Variation 1 game 0W 1D 0L
Traditional Variation 1 game 0W 1D 0L
King's Indian Attack 1 game 0W 1D 0L
Double Fianchetto 1 game 0W 1D 0L
(unspecified) 1 game 0W 1D 0L
Blunders Top 4 of 251

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

2025.05.24 · 35. Ra8 (−60.8% win chance) 1-0
Frischmann, Rick
Rosner, Jonas
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2025.05.24 · 68... Ra7 (−47.5% win chance) 1-0
Rosner, Jonas
Nothnagel, Marian Can
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2025.05.24 · 74... Qd4 (−47.5% win chance) 1-0
Rosner, Jonas
Stein, Robert
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2025.10.24 · 29... Rd6 (−45.5% win chance) 1-0
Rosner, Jonas
Gorshtein, Ido
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View blunders & mistakes
Games Showing all 80 games
Date Event Round Color Opponent Result Accuracy % First moves