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Player profile

Istona, Martin

Standard: 2211 Rapid: 2117 Blitz: 2134 (last updated 2026-10-02)
FIDE ID: 14923475 (view FIDE profile)
Federation: SVK Sex: M Birth Year: 1997 Age: 29
Title: FM Women's title: — Other title: — FOA title: —
Games: 19 Wins: 2 (11%) Draws: 12 (63%) Losses: 5 (26%)
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Dossier

16 of 19 games analyzed.

Accuracy: 89.7%
Opened e4: 7/7
Castled kingside: 14Same-side castling: 14Did not castle: 2
Played in the center: 8Played on the queenside: 6Fianchettoed kingside: 4Fianchettoed queenside: 3Played on the kingside: 2
Kept the bishop pair: 14Active pieces: 12Initiated exchanges: 11Backward pawn: 11Space advantage: 11Missed tactics: 5Sacrificed material: 5Isolated pawn: 4Accepted short draws: 3Avoided exchanges: 3
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Openings

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As White 8 games 2W 6D 0L
Sicilian Defense 3 games 1W 2D 0L
Kan Variation 1 game 0W 1D 0L
Wing Attack 1 game 0W 1D 0L
Moscow Variation 1 game 1W 0D 0L
Main Line 1 game 1W 0D 0L
Old Sicilian 1 game 0W 1D 0L
(unspecified) 1 game 0W 1D 0L
Caro-Kann Defense 1 game 0W 1D 0L
Advance Variation 1 game 0W 1D 0L
Botvinnik-Carls Defense 1 game 0W 1D 0L
Czech Defense 1 game 0W 1D 0L
(unspecified) 1 game 0W 1D 0L
(unspecified) 1 game 0W 1D 0L
French Defense 1 game 1W 0D 0L
Advance Variation 1 game 1W 0D 0L
Paulsen Attack 1 game 1W 0D 0L
Scotch Game 1 game 0W 1D 0L
Tartakower Variation 1 game 0W 1D 0L
(unspecified) 1 game 0W 1D 0L
Modern Defense 1 game 0W 1D 0L
Standard Line 1 game 0W 1D 0L
(unspecified) 1 game 0W 1D 0L
As Black 11 games 0W 6D 5L
Sicilian Defense 6 games 0W 3D 3L
Old Sicilian 2 games 0W 1D 1L
(unspecified) 2 games 0W 1D 1L
Nyezhmetdinov-Rossolimo Attack 2 games 0W 1D 1L
Fianchetto Variation 2 games 0W 1D 1L
Lasker-Pelikan Variation 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
Accelerated Dragon 1 game 0W 1D 0L
Modern Bc4 Variation 1 game 0W 1D 0L
Queen's Gambit Declined 3 games 0W 1D 2L
Ragozin Defense 2 games 0W 1D 1L
(unspecified) 2 games 0W 1D 1L
Exchange Variation 1 game 0W 0D 1L
Reshevsky Variation 1 game 0W 0D 1L
Hungarian Opening 1 game 0W 1D 0L
Indian Defense 1 game 0W 1D 0L
(unspecified) 1 game 0W 1D 0L
English Opening 1 game 0W 1D 0L
Anglo-Indian Defense 1 game 0W 1D 0L
(unspecified) 1 game 0W 1D 0L
Blunders Top 4 of 58

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

2023.11.04 · 33... Bc4 (−48.3% win chance) 1-0
Istona, Martin
Chovan, Milan
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2023.11.04 · 29... Qc4 (−39.1% win chance) 1-0
Istona, Martin
Chovan, Milan
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2025.01.19 · 53... Rb8 (−38.7% win chance) 1/2-1/2
Istona, Martin
Bochnickova, Andrea
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2026.04.23 · 37. Nf7+ (−36.7% win chance) 1/2-1/2
Briestensky, Rastislav
Istona, Martin
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View blunders & mistakes
Games Showing all 19 games
Date Event Round Color Opponent Result Accuracy % First moves