KNSB FIDE
JA

Jan Ackerman

Rated since December 2025

1681 Classical

The good & the bad

Worst losses
OLISLAGERS, J. (JEROEN) 1702
Dutch Team Competition - klasse 5 Round 5 · 2026-03-28
FLOHR, D.R. (DENNIS) 1906
Dutch Team Competition - klasse 5 Round 7 · 2026-03-07
KUIJKEN, F.D. (FELIX) 1907
Dutch Team Competition - klasse 5 Round 6 · 2026-02-07

FIDE Tournaments

Dutch Team Competition - klasse 5 Round 7 2026-03-07 +0–1=0 -10.0
Dutch Team Competition - klasse 5 Round 5 2026-03-28 +0–1=0 -20.4
Dutch Team Competition - klasse 5 Round 6 2026-02-07 +0–1=0 -10.4

Rating History

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Peak Ratings

Classical 1721

Games

Wins 0
Losses 3
Draws 0
Win Rate 0%

Performance by Color

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

All-time Games (from rating history)

Classical 9

Recent Matches

Flohr, D.r. (dennis) (1906) 2026-03-07 LOSS -10.0
Olislagers, J. (jeroen) (1702) 2026-03-28 LOSS -20.4
Kuijken, F.d. (felix) (1907) 2026-02-07 LOSS -10.4