KNSB FIDE
HS

Hessel Sijbersma

Rated since January 2023

1672 Classic
1718 Rapid
1682 Blitz

Team Competition

Current teams
Schaakwoude 2
Klasse 5A · 2025-2026 · 1 game
Schaakwoude 3
2e klasse B · 2025-2026 · 4 games
Past teams
Schaakwoude 4
3e klasse A · 2024-2025
6 games
Schaakwoude 3
Tweede klasse A · 2023-2024
1 game
Schaakwoude 4
Derde klasse · 2023-2024
7 games
Schaakwoude 3
Klasse 2A · 2022-2023
5 games
Schaakwoude 3
Klasse 2A · 2021-2022
5 games

RIVALRY

Nemesis
Postma, A. (Auke)
Games: 3 · Win rate: 67%

The good & the bad

Best wins
HAAN DE, F. (FOKKE) 1721
12383 Schaakwoude Rapid Groep A · Thursday 13 November 2025
MEIJER, J. (JAN) 1691
13100 Schaakwoude intern Inzending R11 t/m 18 · Thursday 18 December 2025
STEGEMAN, D. (DERK) 1613
12026 FSB-competitie 2025-2026 ronde 6 2e klasse · Thursday 26 March 2026
APPEL, K. (KEES) 1611
13824 Schaakwoude intern Inzending R19 t/m 27 · Thursday 23 April 2026
POSTMA, A. (AUKE) 1476
13100 Schaakwoude intern Inzending R11 t/m 18 · Thursday 4 December 2025
Worst losses
POSTMA, A. (AUKE) 1466
12383 Schaakwoude Rapid Groep A · Thursday 13 November 2025
APPEL, K. (KEES) 1620
12382 Schaakwoude intern Groep A · Thursday 23 October 2025
VEENSTRA, C. (CATRINES) 1641
12382 Schaakwoude intern Groep A · Thursday 25 September 2025
VEENSTRA, M. (MENNO) 1697
12382 Schaakwoude intern Groep A · Thursday 2 October 2025
VOS, W.P. (WIERT) 1704
13315 KNSB competitie 2025-2026 Klasse 5 ronde 5 · Saturday 28 March 2026
No FIDE-rated tournaments found.
KNSB competitie 2025-2026 Klasse 5 ronde 5 Saturday 20 September 2025 +0–1=0 -11.8
Schaakwoude intern Inzending R19 t/m 27 Friday 5 September 2025 +3–4=0 -14.5
Schaakwoude intern Inzending R11 t/m 18 Friday 5 September 2025 +2–0=3 +36.5
Schaakwoude Rapid Groep A Friday 5 September 2025 +1–2=0 -18.0
Schaakwoude intern Groep A Friday 5 September 2025 +0–4=2 -52.5
FSB-competitie 2025-2026 ronde 7 2e klasse Monday 1 September 2025 +0–0=1 +4.1
FSB-competitie 2025-2026 ronde 6 2e klasse Monday 1 September 2025 +1–0=0 +10.1
FSB-competitie 2025-2026 ronde 3 2e klasse Monday 1 September 2025 +0–0=1 +1.8
FSB-competitie 2025-2026 ronde 2 2e klasse Monday 1 September 2025 +0–1=0 -7.0

Rating History

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Peak Ratings

Classic 1716 Feb. 1, 2025
Rapid 1736 Aug. 1, 2025
Blitz 1684 March 1, 2026

Games

Wins 7
Losses 12
Draws 7
Win Rate 27%

Performance by Color

Color Wins Draws Losses Win Rate
White 4 2 7 31%
Black 3 5 5 23%

Recent Matches

Vroom, B. (Bauke) (1791) Thursday 7 May 2026 LOSS -8.9
Postma, A. (Auke) (1453) Thursday 30 April 2026 WIN +5.3
Appel, K. (Kees) (1611) Thursday 23 April 2026 WIN +10.1
Cornelissen, S. (Serge) Thursday 16 April 2026 WIN
Baines, R. (Robin) (1803) Wednesday 15 April 2026 DRAW +4.1
Heide van der, G. (Gerben) (1891) Thursday 9 April 2026 LOSS -5.8
Vos, W.P. (Wiert) (1704) Saturday 28 March 2026 LOSS -11.8
Stegeman, D. (Derk) (1613) Thursday 26 March 2026 WIN +10.1
Veenstra, M. (Menno) (1742) Thursday 19 March 2026 LOSS -10.5
Torensma, J. (Jan) (1905) Thursday 26 February 2026 LOSS -4.6
Drijver, E. (Evert) (1878) Thursday 12 February 2026 DRAW +7.3
Torensma, C. (Christian) (1928) Thursday 5 February 2026 DRAW +8.4
Veenstra, C. (Catrines) (1641) Thursday 15 January 2026 DRAW -0.2
Meijer, J. (Jan) (1691) Thursday 18 December 2025 WIN +14.1
Postma, A. (Auke) (1476) Thursday 4 December 2025 WIN +6.9
Frijlink, J. (Julian) (1756) Thursday 27 November 2025 DRAW +1.8
Haan de, F. (Fokke) (1721) Thursday 13 November 2025 WIN +12.0
Postma, A. (Auke) (1466) Thursday 13 November 2025 LOSS -20.7
Vroom, B. (Bauke) (1831) Thursday 13 November 2025 LOSS -9.2
Weltevreden, A. (Andrew) (1873) Thursday 6 November 2025 LOSS -7.0