KNSB FIDE
SS

Sjaak Sibbing

Rated since March 2026

1838 Classic
1838 Rapid
1838 Blitz

RIVALRY

Not enough games to determine rivalries yet.

The good & the bad

Best wins
HARIZ, H. (HAISSAM) 1933
12264 KNSB competitie 2025-2026 Klasse 4 ronde 3 · Saturday 1 November 2025
Worst losses
VISSER DE, S. (SIMON) 1829
12593 KNSB competitie 2025-2026 Klasse 4 ronde 5 · Saturday 13 December 2025
METSELAAR, H. (HAROLD) 1851
13247 KNSB competitie 2025-2026 Klasse 4 ronde 8 · Saturday 7 March 2026
RONGEN, A. (ARTHUR) 1883
11993 KNSB competitie 2025-2026 Klasse 4 ronde 2 · Saturday 4 October 2025
WIJK VAN, P.A. (PETER) 2000
11852 KNSB competitie 2025-2026 Klasse 4 ronde 1 · Saturday 20 September 2025
TIMMERMAN, G.J. (GERT) (FM) 2125
12409 KNSB competitie 2025-2026 Klasse 4 Ronde 4 · Saturday 22 November 2025
No FIDE-rated tournaments found.
KNSB competitie 2025-2026 Klasse 4 ronde 6 Saturday 20 September 2025 +0–0=1 +2.3
KNSB competitie 2025-2026 Klasse 4 ronde 8 Saturday 20 September 2025 +0–1=0 -12.4
KNSB competitie 2025-2026 Klasse 4 ronde 5 Saturday 20 September 2025 +0–1=0 -13.7
KNSB competitie 2025-2026 Klasse 4 Ronde 4 Saturday 20 September 2025 +0–1=0 -4.2
KNSB competitie 2025-2026 Klasse 4 ronde 3 Saturday 20 September 2025 +1–0=0 +15.3
KNSB competitie 2025-2026 Klasse 4 ronde 2 Saturday 20 September 2025 +0–1=0 -11.8
KNSB competitie 2025-2026 Klasse 4 ronde 1 Saturday 20 September 2025 +0–1=0 -8.2

Rating History

Loading rating history...

Peak Ratings

Classic 1848 March 1, 2026
Rapid 1848 March 1, 2026
Blitz 1848 March 1, 2026

Games

Wins 1
Losses 5
Draws 1
Win Rate 14%

Performance by Color

Color Wins Draws Losses Win Rate
White 0 0 2 0%
Black 1 1 3 20%

Recent Matches

Veen van, K. (Kylian) (1915) Saturday 28 March 2026 DRAW +2.3
Metselaar, H. (Harold) (1851) Saturday 7 March 2026 LOSS -12.4
Visser de, S. (Simon) (1829) Saturday 13 December 2025 LOSS -13.7
FM Timmerman, G.J. (Gert) (2125) Saturday 22 November 2025 LOSS -4.2
Hariz, H. (Haissam) (1933) Saturday 1 November 2025 WIN +15.3
Rongen, A. (Arthur) (1883) Saturday 4 October 2025 LOSS -11.8
Wijk van, P.A. (Peter) (2000) Saturday 20 September 2025 LOSS -8.2