KNSB FIDE
JM

Johan Mosterd

Rated since October 2025

1641 Classical

The good & the bad

Best wins
GIELTJES, F.J. (FRITS) 1699
Dutch Team Competition - klasse 5 Round 6 · 2026-02-07
Worst losses
STAPERSMA, D. (DICK) 1676
Dutch Team Competition - klasse 5 Round 7 · 2026-03-07
IZAKS, R. (ROB) 1717
Dutch Team Competition - klasse 5 Round 5 · 2026-03-28

FIDE Tournaments

Dutch Team Competition - klasse 5 Round 7 2026-03-07 +0–1=0 -20.0
Dutch Team Competition - klasse 5 Round 5 2026-03-28 +0–1=0 -18.0
Dutch Team Competition - klasse 5 Round 6 2026-02-07 +1–0=0 +22.4
Open Schaakkampioenschap van Arnhem OSKA 2025 Groep B Friday 5 September 2025 +1–2=2 -58.0

Rating History

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Peak Ratings

Classical 1693

Games

Wins 1
Losses 2
Draws 0
Win Rate 33%

Performance by Color

Color Wins Draws Losses Win Rate
White 1 0 0 100%
Black 0 0 2 0%

All-time Games (from rating history)

Classical 12

Recent Matches

Stapersma, D. (dick) (1676) 2026-03-07 LOSS -20.0
Izaks, R. (rob) (1717) 2026-03-28 LOSS -18.0
Gieltjes, F.j. (frits) (1699) 2026-02-07 WIN +22.4