KNSB FIDE
AW

Abe Willemsma

Rated since January 2023

2028 Classic
1988 Rapid
1997 Blitz

Team Competition

Current teams
Caissa
Gouden Beker · 2025-2026 · 1 game
Caissa 1
Klasse 1A · 2025-2026 · 1 game
Caissa 2
Hoofdklasse · 2025-2026 · 4 games
Caissa 2
Klasse 3C · 2025-2026 · 8 games
Past teams
Caissa 2
Hoofdklasse · 2024-2025
6 games
Wageningen 2
Klasse 4B · 2024-2025
6 games
Caissa 1
Hoofdklasse · 2023-2024
4 games
Caissa 2
Klasse 3E · 2023-2024
5 games
Caissa 1
Klasse 1A · 2022-2023
4 games
Caissa 1
Meesterklasse · 2021-2022
2 games
Caissa 2
Klasse 2B · 2021-2022
7 games

RIVALRY

Not enough games to determine rivalries yet.

The good & the bad

Best wins
BOUHALLEL, RABAH (FM) 2146
Belgian Interclubs Round 2025-2026 Ronde 5 · Sunday 7 December 2025
BALJE, J. (JAN) 2113
7818 Chess Festival Groningen Compact A · Thursday 28 December 2023
NIES, L.W. (LEVI) 2085
8456 Chess Festival Groningen Compact · Friday 27 December 2024
KAMALI, M. (MEHRAN) 2065
8904 SGA Competitie 2023-2024 Hoofdklasse ronde 6 en 7 · Thursday 28 March 2024
VERHELST, JORIS 2062
Belgian Interclubs 2022-2023 Ronde 5 · Sunday 29 January 2023
Worst losses
LANGNER, ROBIN 1813
7. Int. Bodensee Open · Sunday 14 May 2023
VEENSTRA, F.L.J. (FRITS) 1884
13976 SGA Rapidcompetitie 2026 2e Klasse voorronde · Thursday 4 June 2026
LEE VAN DER, P.E.A. (PATRICK) 1902
9950 KNSB competitie 2024-2025 Klasse 4 ronde 4 · Saturday 23 November 2024
FASEL, T. (TON) 1921
7818 Chess Festival Groningen Compact A · Wednesday 27 December 2023
KRYLOV, P. (PHILIPPE) 1941
8479 SGA Competitie 2023-2024 Hoofdklasse ronde 4 · Friday 9 February 2024
Belgian Interclubs Round 2025-2026 Ronde 6 Sunday 25 January 2026 +0–0=1 +1.8
Belgian Interclubs Round 2025-2026 Ronde 5 Sunday 7 December 2025 +1–0=0 +18.3
Belgian Interclubs Round 2025-2026 Ronde 2 Sunday 12 October 2025 +0–1=0 -10.5
Chess Festival Groningen Compact Saturday 21 December 2024 +1–2=1 +1.3
Chess Festival Groningen Compact A Thursday 21 December 2023 +2–1=2 +15.9
SGA Rapidcompetitie 2026 2e Klasse voorronde Monday 18 May 2026 +2–1=0 +2.6
SGA Competitie 2025-2026 Hoofdklasse ronde 6 en 7 Wednesday 1 October 2025 +1–1=0 +7.9
SGA Competitie 2025-2026 Hoofdklasse ronde 4 Wednesday 1 October 2025 +0–0=1 -1.2
SGA Competitie 2025-2026 Gouden Beker kwartfinale Wednesday 1 October 2025 +0–1=0 -3.5
SGA Competitie 2025-2026 Hoofdklasse ronde 1 Wednesday 1 October 2025 +0–0=1 -2.3
KNSB competitie 2025-2026 Klasse 3 ronde 9 Saturday 20 September 2025 +1–0=0 +10.3
KNSB competitie 2025-2026 Klasse 3 ronde 6 Saturday 20 September 2025 +1–0=0 +12.3
KNSB competitie 2025-2026 Klasse 3 ronde 8 Saturday 20 September 2025 +0–0=1 +0.3
KNSB competitie 2025-2026 Klasse 3 ronde 7 Saturday 20 September 2025 +0–0=1 +0.1
KNSB competitie 2025-2026 Klasse 3 ronde 5 Saturday 20 September 2025 +1–0=0 +9.5
KNSB competitie 2025-2026 Klasse 1 Ronde 4 Saturday 20 September 2025 +0–1=0 -5.8
KNSB competitie 2025-2026 Klasse 3 ronde 3 Saturday 20 September 2025 +0–0=1 +2.2
KNSB competitie 2025-2026 Klasse 3 ronde 2 Saturday 20 September 2025 +0–1=0 -13.1
KNSB competitie 2025-2026 Klasse 3 ronde 1 Saturday 20 September 2025 +0–1=0 -13.5
9. Int. Bodenseeopen 2025 Saturday 24 May 2025 +4–2=3 +17.1
SGA Rapidcompetitie 2025 Hoofdklasse voorrondes Monday 19 May 2025 +0–1=1 -10.9
Belgian Interclubs 2024-2025 Round 10 Sunday 30 March 2025 +1–0=0 +10.9
Belgian Interclubs 2024-2025 Round 3 Sunday 3 November 2024 +0–0=1 -6.7
Belgian Interclubs 2024-2025 Round 2 Sunday 6 October 2024 +0–0=1 -4.8
SGA Competitie 2024-2025 Hoofdklasse ronde 6 en 7 Monday 30 September 2024 +1–0=0 +9.6
SGA Competitie 2024-2025 Hoofdklasse ronde 5 Monday 30 September 2024 +0–1=0 -9.6
SGA Competitie 2024-2025 Hoofdklasse ronde 4 Monday 30 September 2024 +0–0=1 +1.8
SGA Competitie 2024-2025 Hoofdklasse ronde 3 Monday 30 September 2024 +0–0=1 -2.7
SGA Competitie 2024-2025 Hoofdklasse ronde 2 Monday 30 September 2024 +0–0=1 -3.2
SGA Competitie 2024-2025 Hoofdklasse ronde 1 en 2 Monday 30 September 2024 +1–0=0 +10.3
KNSB competitie 2024-2025 Klasse 4 ronde 9 en uitgestelde wedstrijd … Saturday 21 September 2024 +1–0=0 +10.9
KNSB competitie 2024-2025 Klasse 4 ronde 8 Saturday 21 September 2024 +1–0=0 +12.9
KNSB competitie 2024-2025 Klasse 4 ronde 5 Saturday 21 September 2024 +0–1=0 -12.9
KNSB competitie 2024-2025 Klasse 4 ronde 4 Saturday 21 September 2024 +0–1=0 -16.1
KNSB competitie 2024-2025 Klasse 4 ronde 3 Saturday 21 September 2024 +0–0=1 -1.8
KNSB competitie 2024-2025 Klasse 4 ronde 2 Saturday 21 September 2024 +1–0=0 +8.2
Belgian Interclubs 2023-2024 Round 6 Sunday 28 January 2024 +0–1=0 -9.4
Belgian Interclubs 2023-2024 Round 5 Sunday 3 December 2023 +0–1=0 -4.1
SGA Competitie 2023-2024 Hoofdklasse ronde 6 en 7 Sunday 1 October 2023 +1–0=1 +16.0
SGA Competitie 2023-2024 Hoofdklasse ronde 4 Sunday 1 October 2023 +0–1=0 -14.3
SGA Competitie 2023-2024 Hoofdklasse ronde 3 Sunday 1 October 2023 +0–1=0 -12.6
KNSB competitie 2023-2024 Klasse 3 ronde 8 Saturday 16 September 2023 +0–0=1 -0.8
KNSB competitie 2023-2024 Klasse 3 ronde 6 Saturday 16 September 2023 +0–1=0 -13.9
KNSB competitie 2023-2024 Klasse 3 ronde 4 Saturday 16 September 2023 +0–1=0 -11.9
KNSB competitie 2023-2024 Klasse 3 ronde 1 Saturday 16 September 2023 +0–0=1 +3.2
7. Int. Bodensee Open Saturday 13 May 2023 +4–2=3 -27.0
Belgian Interclubs 2022-2023 Ronde 9 Sunday 19 March 2023 +0–1=0 -9.9
Belgian Interclubs 2022-2023 Ronde 5 Sunday 4 December 2022 +1–0=0 +13.5
SGA Competitie 2022-2023 Hoofdklasse ronde 7 Saturday 1 October 2022 +0–1=0 -12.4
SGA Competitie 2022-2023 Hoofdklasse ronde 4, 5 en 6 Saturday 1 October 2022 +0–0=1 -0.9
SGA Competitie 2022-2023 Hoofdklasse ronde 5 Saturday 1 October 2022 +1–0=0 +9.8
SGA Competitie 2022-2023 Hoofdklasse ronde 4 Saturday 1 October 2022 +0–0=1 -1.4
KNSB competitie 2022-2023 Klasse 1 ronde 9 Saturday 17 September 2022 +1–0=0 +4.9
KNSB competitie 2022-2023 Klasse 1 ronde 8 Saturday 17 September 2022 +0–1=0 -6.8
KNSB competitie 2022-2023 Beker ronde 2 Saturday 17 September 2022 +0–1=0 -7.0

Rating History

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Peak Ratings

Classic 2055 April 1, 2023
Rapid 1988 July 1, 2026
Blitz 1997 March 1, 2026

Games

Wins 28
Losses 28
Draws 27
Win Rate 34%

Performance by Color

Color Wins Draws Losses Win Rate
White 15 11 12 39%
Black 13 16 16 29%

Recent Matches

Dongen van, J. (Joost) (1881) Thursday 4 June 2026 WIN +9.0
Groot, S. (Simon) (1902) Thursday 4 June 2026 WIN +9.6
Veenstra, F.L.J. (Frits) (1884) Thursday 4 June 2026 LOSS -16.0
FM Gisbergen van, S. (Stan) (2278) Tuesday 21 April 2026 LOSS -4.4
Jongkind, V. (Vincent) (1946) Saturday 11 April 2026 WIN +10.3
Argirov, D. (Dimitar) (2004) Thursday 9 April 2026 WIN +12.3
Galje, H. (Hans) (1990) Saturday 28 March 2026 WIN +12.3
Visser, I. (Ingmar) (2006) Saturday 7 March 2026 DRAW +0.3
Nitschke, P. (Peter) (1963) Friday 20 February 2026 DRAW -1.2
Helsloot, J.S. (Jan) (1998) Saturday 7 February 2026 DRAW +0.1
Malfliet, A. (Alexander) (2034) Sunday 25 January 2026 DRAW +1.8
FM Ghannoum, M. (Marc) (2289) Thursday 22 January 2026 LOSS -3.5
Weijers, T.F. (Theo) (1884) Saturday 13 December 2025 WIN +9.5
FM Bouhallel, Rabah (2146) Sunday 7 December 2025 WIN +18.3
Nicolai, A.M. (Amir) (2193) Saturday 22 November 2025 LOSS -5.8
Bakker, J. (Jan) (2049) Saturday 1 November 2025 DRAW +2.2
Vanduyfhuys, Igor (2057) Sunday 12 October 2025 LOSS -10.5
Kuijken, F.D. (Felix) (1933) Tuesday 7 October 2025 DRAW -2.3
Mohnkern, A. (Ansgar) (1982) Saturday 4 October 2025 LOSS -13.1
Fasel, T. (Ton) (1985) Saturday 20 September 2025 LOSS -13.5