KNSB FIDE
SH

Sjef van Heck

Rated since March 2026

1808 Classic
1808 Rapid
1808 Blitz

RIVALRY

Not enough games to determine rivalries yet.

The good & the bad

Best wins
MARS, P. (PAUL) 1784
12052 SOS competitie 2025/2026 Lijst 1 Dec · Thursday 13 November 2025
BENSDORP, E. (ERWIN) 1771
13412 SGS Viertallencompetitie 2025-2026 2026-05 · Friday 17 April 2026
SMIT, G.J. (GERT JAN) 1751
12471 SOS competitie 2025/2026 Lijst 1 jan · Wednesday 3 December 2025
HEUSDEN VAN, E. (ERIC) 1727
13411 SGS Viertallencompetitie 2025-2026 2026-04 · Monday 23 March 2026
BROUWER, P.A. (PIET) 1646
12774 SOS competitie 2025/2026 Lijst 1 feb · Monday 12 January 2026
Worst losses
DIJK VAN, S.L.T. (SIMON) 1816
9654 SOS Competitie 2024/2025 2025-05 · Friday 23 May 2025
STAAL, R. (RONALD) 1818
13412 SGS Viertallencompetitie 2025-2026 2026-05 · Wednesday 22 April 2026
ZUIDEMA, R. (ROEL) 1825
12775 SOS competitie 2025/2026 Lijst 1 mrt · Wednesday 4 February 2026
KÜCHLER, R. (RUUD) 1837
13162 SGS Viertallencompetitie 2025-2026 2026-03 · Wednesday 18 February 2026
No FIDE-rated tournaments found.
SGS Viertallencompetitie 2025-2026 2026-05 Wednesday 1 October 2025 +1–1=0 -0.9
SGS Viertallencompetitie 2025-2026 2026-04 Wednesday 1 October 2025 +1–0=0 +9.8
SGS Viertallencompetitie 2025-2026 2026-03 Wednesday 1 October 2025 +0–1=0 -12.2
SOS competitie 2025/2026 Lijst 1 apr Monday 1 September 2025 +0–0=1 -5.6
SOS competitie 2025/2026 Lijst 1 mrt Monday 1 September 2025 +0–1=0 -12.6
SOS competitie 2025/2026 Lijst 1 feb Monday 1 September 2025 +1–0=0 +7.0
SOS competitie 2025/2026 Lijst 1 jan Monday 1 September 2025 +1–0=0 +10.4
SOS competitie 2025/2026 Lijst 1 Dec Monday 1 September 2025 +1–0=0 +11.9
SOS Competitie 2024/2025 2025-05 Sunday 1 September 2024 +0–1=0 -12.4

Rating History

Loading rating history...

Peak Ratings

Classic 1808 April 1, 2026
Rapid 1808 May 1, 2026
Blitz 1808 April 1, 2026

Games

Wins 5
Losses 4
Draws 1
Win Rate 50%

Performance by Color

Color Wins Draws Losses Win Rate
White 2 0 1 67%
Black 3 1 3 43%

Recent Matches

Staal, R. (Ronald) (1818) Wednesday 22 April 2026 LOSS -12.2
Bensdorp, E. (Erwin) (1771) Friday 17 April 2026 WIN +11.2
Heusden van, E. (Eric) (1727) Monday 23 March 2026 WIN +9.8
Floor, W. (Wim) (1635) Friday 13 March 2026 DRAW -5.6
Küchler, R. (Ruud) (1837) Wednesday 18 February 2026 LOSS -12.2
Zuidema, R. (Roel) (1825) Wednesday 4 February 2026 LOSS -12.6
Brouwer, P.A. (Piet) (1646) Monday 12 January 2026 WIN +7.0
Smit, G.J. (Gert Jan) (1751) Wednesday 3 December 2025 WIN +10.4
Mars, P. (Paul) (1784) Thursday 13 November 2025 WIN +11.9
Dijk van, S.L.T. (Simon) (1816) Friday 23 May 2025 LOSS -12.4