KNSB FIDE
JW

Jan Willem Westerhof

Rated since January 2023

1919 Classic
1861 Rapid
1861 Blitz

RIVALRY

Not enough games to determine rivalries yet.

The good & the bad

Best wins
BARENDREGT, J.N.M. (JOS) 1919
12775 SOS competitie 2025/2026 Lijst 1 mrt · Tuesday 3 February 2026
ENGELEN, R.J.H. (RONALD) 1869
12777 SOS competitie 2025/2026 Lijst 1 mei · Friday 17 April 2026
RUEGEBRINK, G.J. (GERRIT) 1773
12052 SOS competitie 2025/2026 Lijst 1 Dec · Thursday 6 November 2025
MOLEN VAN DER, M. (RINUS) 1670
12776 SOS competitie 2025/2026 Lijst 1 apr · Thursday 12 March 2026
Worst losses
HAM VAN, J.A. (JAN) 1845
12051 SOS competitie 2025/2026 Lijst 1 Nov · Thursday 9 October 2025
LUKASSE, M. (MARNIX) 1897
12471 SOS competitie 2025/2026 Lijst 1 jan · Tuesday 2 December 2025
No FIDE-rated tournaments found.
OSBO-Cup 2025/2026 26 maart tm finaledag Monday 1 December 2025 +0–0=1 -3.0
SOS competitie 2025/2026 Lijst 1 mei Monday 1 September 2025 +1–0=0 +11.0
SOS competitie 2025/2026 Lijst 1 apr Monday 1 September 2025 +1–0=0 +5.1
SOS competitie 2025/2026 Lijst 1 mrt Monday 1 September 2025 +1–0=0 +13.5
SOS competitie 2025/2026 Lijst 1 jan Monday 1 September 2025 +0–1=0 -13.0
SOS competitie 2025/2026 Lijst 1 Dec Monday 1 September 2025 +1–0=0 +8.4
SOS competitie 2025/2026 Lijst 1 Nov Monday 1 September 2025 +0–1=0 -15.2

Rating History

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Peak Ratings

Classic 1930 June 1, 2024
Rapid 1861 March 1, 2026
Blitz 1861 March 1, 2026

Games

Wins 4
Losses 2
Draws 1
Win Rate 57%

Performance by Color

Color Wins Draws Losses Win Rate
White 3 0 1 75%
Black 1 1 1 33%

Recent Matches

Tieleman, L. (Luc) (1728) Saturday 18 April 2026 DRAW -3.0
Engelen, R.J.H. (Ronald) (1869) Friday 17 April 2026 WIN +11.0
Molen van der, M. (Rinus) (1670) Thursday 12 March 2026 WIN +5.1
Barendregt, J.N.M. (Jos) (1919) Tuesday 3 February 2026 WIN +13.5
Lukasse, M. (Marnix) (1897) Tuesday 2 December 2025 LOSS -13.0
Ruegebrink, G.J. (Gerrit) (1773) Thursday 6 November 2025 WIN +8.4
Ham van, J.A. (Jan) (1845) Thursday 9 October 2025 LOSS -15.2