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Player profile

Alderson, John K A

Standard: 1867 Rapid: 0 Blitz: 0 (last updated 2026-10-02)
FIDE ID: 422711 (view FIDE profile)
Federation: ENG Sex: M Birth Year: 1944 Age: 82
Title: — Women's title: — Other title: — FOA title: —
Games: 2 Wins: 0 (0%) Draws: 0 (0%) Losses: 2 (100%)
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Dossier

2 of 2 games analyzed.

Accuracy: 87.6%
Opened c4: 1/1
Castled kingside: 2Same-side castling: 2
Fianchettoed kingside: 1Played in the center: 1
Isolated pawn: 2Kept the bishop pair: 1Backward pawn: 1Space advantage: 1Active pieces: 1Avoided exchanges: 1Missed tactics: 1Played gambits: 1Sacrificed material: 1
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Openings

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As White 1 game 0W 0D 1L
English Opening 1 game 0W 0D 1L
King's English Variation 1 game 0W 0D 1L
Reversed Closed Sicilian 1 game 0W 0D 1L
As Black 1 game 0W 0D 1L
Caro-Kann Defense 1 game 0W 0D 1L
Advance Variation 1 game 0W 0D 1L
Botvinnik-Carls Defense 1 game 0W 0D 1L
Blunders Top 4 of 17

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

2024.02.23 · 43... Kf6 (−15.1% win chance) 1-0
Alderson, John K A
Hutchinson, Norman A
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2024.02.23 · 21. Ra1 (−14.1% win chance) 0-1
Pert, Nina
Alderson, John K A
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2024.02.23 · 26. Qe2 (−12.9% win chance) 0-1
Pert, Nina
Alderson, John K A
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2024.02.23 · 10. e3 (−12.6% win chance) 0-1
Pert, Nina
Alderson, John K A
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Games Showing all 2 games
Date Event Round Color Opponent Result Accuracy % First moves