KNSB FIDE
RB

Roelof Berkepeis

Rated since March 2026

RIVALRY

Nemesis
Postmus, G. (Geert)
Games: 3 · Win rate: 33%

The good & the bad

Best wins
HAAS DE, S. (SIMON) 1950
12409 KNSB competitie 2025-2026 Klasse 4 Ronde 4 · Saturday 22 November 2025
MOLEN VAN DER, J. (JARICH) 1859
11593 S.V. Park Stokhorst interne competitie 24-03-2025 t/m 23-06-2025 (03… · Monday 7 April 2025
WERFF VAN DER, R. (RIENK) 1847
11593 S.V. Park Stokhorst interne competitie 24-03-2025 t/m 23-06-2025 (03… · Monday 24 March 2025
JAGER, H.N. (NIEK) 1845
13546 S.V. Park Stokhorst interne competitie 15-12-2025 t/m 13-04-2026 (03… · Wednesday 21 January 2026
EILLERT, H. (HENK) 1836
12086 SBO PK Veteranen 2025-2026 A2 · Thursday 16 October 2025
Worst losses
PEETERS, S.R.M. (SJOERD) 1646
13546 S.V. Park Stokhorst interne competitie 15-12-2025 t/m 13-04-2026 (03… · Monday 16 February 2026
WOLF DE, R. (RINKE) 1684
12356 S.V. Park Stokhorst interne competitie 08-09-2025 t/m 08-12-2025 (03… · Monday 1 December 2025
BURGERS, M. (MARK) 1703
13437 SBO Viertallencompetitie 2025/2026 Lijst April · Tuesday 24 March 2026
GROENEWOUDT, G.H. (GERHARD) 1731
11593 S.V. Park Stokhorst interne competitie 24-03-2025 t/m 23-06-2025 (03… · Monday 23 June 2025
JANSEN, H.J. (HENRI) 1791
12593 KNSB competitie 2025-2026 Klasse 4 ronde 5 · Saturday 13 December 2025
No FIDE-rated tournaments found.
SBO Viertallencompetitie 2025/2026 Lijst April Wednesday 1 October 2025 +1–1=0 -3.0
SBO Viertallencompetitie 2025/2026 Ronde 1 (deels A), Ronde 2 (B-G) Wednesday 1 October 2025 +1–0=0 +8.5
KNSB competitie 2025-2026 Klasse 4 ronde 9 Saturday 20 September 2025 +0–1=0 -4.4
KNSB competitie 2025-2026 Klasse 4 ronde 6 Saturday 20 September 2025 +0–1=0 -9.4
KNSB competitie 2025-2026 Klasse 5 ronde 7 Saturday 20 September 2025 +0–0=1 +1.5
KNSB competitie 2025-2026 Klasse 5 ronde 6 Saturday 20 September 2025 +0–1=0 -9.7
KNSB competitie 2025-2026 Klasse 4 ronde 5 Saturday 20 September 2025 +0–1=0 -15.3
KNSB competitie 2025-2026 Klasse 4 Ronde 4 Saturday 20 September 2025 +1–0=0 +15.6
KNSB competitie 2025-2026 Klasse 5 ronde 2 Saturday 20 September 2025 +0–1=0 -11.3
KNSB competitie 2025-2026 Klasse 4 ronde 2 Saturday 20 September 2025 +0–1=0 -14.5
SBO PK Veteranen 2025-2026 a8 Thursday 18 September 2025 +0–1=0 -10.3
SBO PK Veteranen 2025-2026 a7 Thursday 18 September 2025 +0–1=0 -8.2
SBO PK Veteranen 2025-2026 A6 Thursday 18 September 2025 +0–1=0 -3.4
SBO PK Veteranen 2025-2026 A5 Thursday 18 September 2025 +1–0=0 +11.5
SBO PK Veteranen 2025-2026 A4 Thursday 18 September 2025 +0–1=0 -13.0
SBO PK Veteranen 2025-2026 A3 Thursday 18 September 2025 +1–0=0 +9.1
SBO PK Veteranen 2025-2026 A2 Thursday 18 September 2025 +1–0=0 +11.6
SBO PK Veteranen 2025-2026 A1 Thursday 18 September 2025 +0–1=0 -6.6
S.V. Lonneker interne competitie 28-11-2025 t/m 16-01-2026 (030037) Thursday 4 September 2025 +1–0=0 +1.4
S.V. Park Stokhorst interne competitie 15-12-2025 t/m 13-04-2026 (03… Monday 1 September 2025 +6–4=1 +23.0
SOS competitie 2025/2026 Lijst 1 mrt Monday 1 September 2025 +0–1=0 -2.3
S.V. Park Stokhorst interne competitie 08-09-2025 t/m 08-12-2025 (03… Monday 1 September 2025 +5–5=1 -38.1
S.V. Park Stokhorst interne competitie 24-03-2025 t/m 23-06-2025 (03… Monday 9 September 2024 +3–3=3 -29.6
SOS Competitie 2024/2025 2025-05 Sunday 1 September 2024 +0–0=1 +1.8

Rating History

Loading rating history...

Peak Ratings

Classic 1812 March 1, 2026
Rapid 1868 May 1, 2026
Blitz 1812 March 1, 2026

Games

Wins 21
Losses 25
Draws 7
Win Rate 40%

Performance by Color

Color Wins Draws Losses Win Rate
White 10 2 7 53%
Black 11 5 18 32%

Recent Matches

Brinkman, J.W. (Jan) (1856) Thursday 16 April 2026 LOSS -10.3
Meijerink, A.W.A. (Alfons) (1743) Monday 13 April 2026 WIN +10.8
Reinders, Y. (Youri) (1903) Saturday 11 April 2026 LOSS -4.4
Fomin, E.F. (Egor) (1936) Monday 30 March 2026 LOSS -8.3
Heine, I. (Ivar) (1903) Saturday 28 March 2026 LOSS -9.4
Burgers, M. (Mark) (1703) Tuesday 24 March 2026 LOSS -16.2
Molen van der, J. (Jarich) (1832) Monday 23 March 2026 WIN +13.2
Kloppenburg, G.T. (Geert) (1940) Thursday 12 March 2026 LOSS -8.2
Postmus, G. (Geert) (1821) Monday 9 March 2026 WIN +12.8
Pen, F. (Frits) (1855) Saturday 7 March 2026 DRAW +1.5
Fomin, E.F. (Egor) (1936) Monday 2 March 2026 LOSS -8.3
Haveman, W.J. (Joost) (1888) Monday 23 February 2026 LOSS -10.4
Peeters, S.R.M. (Sjoerd) (1646) Monday 16 February 2026 LOSS -18.4
Monsma, M. (Menno) (2139) Thursday 12 February 2026 LOSS -3.4
Kamphuis, J. (Jasper) (2206) Tuesday 10 February 2026 LOSS -2.3
Groot de, B.R. (Bertil) (1943) Monday 9 February 2026 DRAW +3.9
Schoenmaker, K.A. (Karel) (1909) Saturday 7 February 2026 LOSS -9.7
Maatje, E.M. (Eugène) (1662) Monday 2 February 2026 WIN +7.1
Groenewoudt, G.H. (Gerhard) (1731) Wednesday 28 January 2026 WIN +9.6
Jager, H.N. (Niek) (1845) Wednesday 21 January 2026 WIN +13.6