Player profile

Castellanos, Johan Sebastian

Standard: 1887 Rapid: 1962 Blitz: 1886 (last updated 2026-10-02)
FIDE ID: 4471725 (view FIDE profile)
Federation: COL Sex: M Birth Year: 1980 Age: 46
Title: — Women's title: — Other title: — FOA title: —
Games: 7 Wins: 4 (57%) Draws: 2 (29%) Losses: 1 (14%)
Dossier

7 of 7 games analyzed.

Accuracy: 83.8%
Opened d4: 3/4Opened e4: 1/4
Castled kingside: 5Same-side castling: 3Opposite-side castling: 2Castled queenside: 1Did not castle: 1
Played on the queenside: 2Played on the kingside: 2Played in the center: 2
Active pieces: 7Space advantage: 6Sacrificed material: 5Initiated exchanges: 5Isolated pawn: 3Missed tactics: 2Backward pawn: 2Kept the bishop pair: 2Avoided exchanges: 1
Openings

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As White 4 games 3W 0D 1L
Queen's Gambit Declined 2 games 2W 0D 0L
Baltic Defense 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
Three Knights Variation 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
Semi-Slav Defense 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
King's Indian Defense 1 game 0W 0D 1L
Semi-Averbakh System 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
As Black 3 games 1W 2D 0L
Nimzowitsch Defense 1 game 0W 1D 0L
Williams Variation 1 game 0W 1D 0L
(unspecified) 1 game 0W 1D 0L
Italian Game 1 game 1W 0D 0L
Scotch Gambit 1 game 1W 0D 0L
Max Lange Attack 1 game 1W 0D 0L
Mikenas Defense 1 game 0W 1D 0L
(unspecified) 1 game 0W 1D 0L
(unspecified) 1 game 0W 1D 0L
Blunders Top 4 of 67

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

2025.02.23 · 44... Rxa8 (−62.8% win chance) 1/2-1/2
Castellanos, Johan Sebastian
Ocanto Diquez, Victor Alejandro
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2025.02.23 · 54... Kc1 (−47.5% win chance) 1/2-1/2
Castellanos, Johan Sebastian
Mejia Herrera, Ruben Alexander
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2025.02.23 · 63... Ka4 (−47.5% win chance) 1/2-1/2
Castellanos, Johan Sebastian
Mejia Herrera, Ruben Alexander
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2025.02.23 · 22. Be5 (−36.8% win chance) 0-1
Rey Barroso, Pablo
Castellanos, Johan Sebastian
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Games Showing all 7 games
Date Event Round Color Opponent Result Accuracy % First moves