KNSB FIDE
JT

Jan Willem Timmerman

Rated since January 2023

2142 Classic
2177 Rapid
2149 Blitz

RIVALRY

Nemesis
Sarink, E.M. (Edwin)
Games: 6 · Win rate: 50%
Kryptonite
Mijnheer, P. (Peter)
Games: 4 · Win rate: 25%
Easy Target
Vosman, H.A. (Harmen)
Games: 10 · Win rate: 100%

The good & the bad

Best wins
BOULAHFA, H. (HICHAM) 2185
9341 Open NK Schaken 2024 Vierkampen · Tuesday 30 July 2024
MIJNHEER, P. (PETER) 2153
11877 S.V. Almelo interne competitie 05-09-2025 t/m 19-09-2025 (030001) · Friday 5 September 2025
MULLINK, J.M. (JOCHEM) 2148
6192 SBO Cup 2022/2023 Achtste Finale · Tuesday 6 December 2022
KRUIMER, M.H. (MATTHIAS) 2109
11116 Rijssen interne Competitie 2024-2025 Deel 4 Ronde 21-29 · Thursday 24 April 2025
RENDERS, R. (RENÉ) 2103
12777 SOS competitie 2025/2026 Lijst 1 mei · Thursday 23 April 2026
Worst losses
NIES, L.W. (LEVI) 1725
7964 SBO Viertallencompetitie 2023/2024 November 2023 · Thursday 16 November 2023
REINDERS, J. (JOAN) 1825
8099 SOS Competitie 2023/2024 Februari 2024 · Friday 9 February 2024
HARBERS, G.J.M. (GERARD) 1880
5831 SBO Viertallencompetitie 2022/2023 Februari 2023 · Tuesday 21 February 2023
BARENDREGT, J.N.M. (JOS) 1884
7606 SOS Competitie 2023/2024 December 2023 · Tuesday 28 November 2023
DEKKER, E. (ERIK) 1900
8895 SOS Competitie 2023/2024 Juni 2024 · Friday 31 May 2024
No FIDE-rated tournaments found.
S.V. Almelo interne competitie 27-03-2026 t/m 24-04-2026 (030001) Friday 27 March 2026 +0–1=0 -16.5
SVA Rapid 2026 Groep A Friday 13 March 2026 +3–0=0 +21.0
S.V. Almelo interne competitie 27-02-2026 t/m 21-03-2026 (030001) Friday 27 February 2026 +1–0=0 +1.8
SBO Cup 2025/2026 Kwartfinale Wednesday 1 October 2025 +0–1=0 -10.5
S.V. Almelo interne competitie 26-09-2025 t/m 24-10-2025 (030001) Friday 26 September 2025 +0–1=1 -17.1
KNSB competitie 2025-2026 Klasse 2 ronde 6 Saturday 20 September 2025 +0–0=1 -4.2
KNSB competitie 2025-2026 Klasse 2 ronde 8 Saturday 20 September 2025 +1–0=0 +3.5
KNSB competitie 2025-2026 KNSB Beker ronde 2 voor november rating Saturday 20 September 2025 +0–1=0 -12.8
KNSB competitie 2025-2026 Klasse 2 ronde 1 Saturday 20 September 2025 +0–0=1 -0.6
S.V. Almelo interne competitie 05-09-2025 t/m 19-09-2025 (030001) Friday 5 September 2025 +1–0=0 +10.8
Rijssen interne Competitie 2025-2026 Deel 5 Ronde 25-32 Thursday 4 September 2025 +3–0=1 +0.0
Rijssen interne Competitie 2025-2026 Deel 4 Ronde 18-24 Thursday 4 September 2025 +3–0=0 +3.4
Rijssen interne Competitie 2025-2026 Deel 3 ronde 12-17 Thursday 4 September 2025 +1–0=0 +0.4
Rijssen interne Competitie 2025-2026 Deel Ronde 1-4 Thursday 4 September 2025 +3–0=0 +7.6
SOS competitie 2025/2026 Lijst 1 mei Monday 1 September 2025 +1–0=0 +9.8
SOS competitie 2025/2026 Lijst 1 apr Monday 1 September 2025 +1–0=0 +1.7
SOS competitie 2025/2026 Lijst 1 jan Monday 1 September 2025 +1–0=0 +2.8
SOS competitie 2025/2026 Lijst 1 Nov Monday 1 September 2025 +1–0=0 +3.2
S.V. Almelo interne competitie 25-04-2025 t/m 23-05-2025 (030001) Friday 25 April 2025 +0–1=1 -16.3
S.V. Almelo interne competitie 28-03-2025 t/m 11-04-2025 (030001) Friday 28 March 2025 +1–0=0 +7.1
SVA Rapid 2025 Groep A Friday 7 February 2025 +2–1=0 -4.3
S.V. Almelo interne competitie 29-11-2024 t/m 24-01-2025 (030001) Friday 29 November 2024 +1–0=0 +7.1
S.V. Almelo interne competitie 27-09-2024 t/m 22-11-2024 (030001) Friday 27 September 2024 +2–0=1 +6.2
KNSB competitie 2024-2025 Klasse 2 ronde 9 Saturday 21 September 2024 +1–0=0 +5.8
KNSB competitie 2024-2025 Klasse 2 ronde 8 Saturday 21 September 2024 +1–0=0 +5.5
KNSB competitie 2024-2025 Klasse 2 ronde 6 Saturday 21 September 2024 +0–1=0 -8.2
KNSB competitie 2024-2025 Klasse 2 ronde 5 Saturday 21 September 2024 +1–0=0 +7.2
KNSB competitie 2024-2025 Klasse 2 ronde 3 Saturday 21 September 2024 +0–1=0 -12.5
KNSB competitie 2024-2025 Klasse 2 ronde 1 Saturday 21 September 2024 +0–1=0 -10.2
S.V. Almelo interne competitie 06-09-2024 t/m 20-09-2024 (030001) Friday 6 September 2024 +0–1=0 -13.9
Rijssen interne Competitie 2024-2025 Deel 5 Ronde 30-32 Thursday 5 September 2024 +1–1=0 -13.6
Rijssen interne Competitie 2024-2025 Deel 4 Ronde 21-29 Thursday 5 September 2024 +7–0=0 +29.4
Rijssen interne Competitie 2024-2025 Deel 3 Ronde 16-20 Thursday 5 September 2024 +2–0=1 -4.3
Rijssen interne Competitie 2024-2025 Deel 2 Ronde 9-15 Thursday 5 September 2024 +5–0=0 +23.1
Rijssen interne Competitie 2024-2025 Deel 1 Ronde 1-8 Thursday 5 September 2024 +7–0=0 +37.8
Open NK Schaken 2024 Vierkampen Monday 22 July 2024 +1–0=1 +18.0
S.V. Almelo interne competitie 31-05-2024 t/m 21-06-2024 (030001) Friday 31 May 2024 +1–0=0 +8.3
14e Karel Kuip Vierkampen Groep A Friday 3 May 2024 +0–0=1 +2.8
S.V. Almelo interne competitie 26-04-2024 t/m 24-05-2024 (030001) Friday 26 April 2024 +1–0=0 +7.4
S.V. Almelo interne competitie 01-03-2024 t/m 12-04-2024 (030001) Thursday 29 February 2024 +2–0=0 +21.0
S.V. Almelo interne competitie 12-01-2024 t/m 19-01-2024 (030001) Friday 5 January 2024 +0–0=1 +0.5
S.V. Almelo interne competitie 01-12-2023 t/m 22-12-2023 (030001) Friday 1 December 2023 +1–0=0 +6.5
SBO Cup 2023/2024 Kwartfinale Monday 30 October 2023 +1–0=0 +12.9
SBO Cup 2023/2024 Achtste finale (uiterlijk 22 december) Monday 30 October 2023 +1–0=0 +8.8
SBO Viertallencompetitie 2023/2024 Ronde 5 (B deels), Ronde 6 (G deels) Monday 16 October 2023 +0–1=0 -15.0
SBO Viertallencompetitie 2023/2024 Ronde 3 B, Ronde 4 (A, B deels, C-G),... Monday 16 October 2023 +1–0=1 +1.4
SBO Viertallencompetitie 2023/2024 Januari 2024 Monday 16 October 2023 +1–0=0 +3.3
SBO Viertallencompetitie 2023/2024 November 2023 Monday 16 October 2023 +0–1=0 -22.6
KNSB competitie 2023-2024 Klasse 2 ronde 9 Saturday 16 September 2023 +0–0=1 -2.6
KNSB competitie 2023-2024 Klasse 2 ronde 8 Saturday 16 September 2023 +1–0=0 +8.4
KNSB competitie 2023-2024 Klasse 2 ronde 7 Saturday 16 September 2023 +0–1=0 -13.3
KNSB competitie 2023-2024 Klasse 2 ronde 4 Saturday 16 September 2023 +0–0=1 -4.3
KNSB competitie 2023-2024 Klasse 2 ronde 3 Saturday 16 September 2023 +0–0=1 -1.7
KNSB competitie 2023-2024 Klasse 2 ronde 2 Saturday 16 September 2023 +0–1=0 -14.2
S.C.Rijssen interne competitie 22-02-2024 t/m 30-05-2024 (030025) Thursday 7 September 2023 +3–0=0 +13.9
S.C.Rijssen interne competitie 30-11-2023 t/m 15-02-2024 (030025) Thursday 7 September 2023 +3–0=1 +4.1
S.C.Rijssen interne competitie 07-09-2023 t/m 16-11-2023 (030025) Thursday 7 September 2023 +5–0=1 +3.8
SOS Competitie 2023/2024 Juni 2024 Friday 1 September 2023 +0–1=0 -18.8
SOS Competitie 2023/2024 April 2024 Friday 1 September 2023 +1–0=0 +4.9
SOS Competitie 2023/2024 Maart 2024 Friday 1 September 2023 +0–1=0 -3.4
SOS Competitie 2023/2024 Februari 2024 Friday 1 September 2023 +0–1=0 -20.4
SOS Competitie 2023/2024 Januari 2024 Friday 1 September 2023 +1–0=0 +4.0
SOS Competitie 2023/2024 December 2023 Friday 1 September 2023 +0–1=0 -19.3
SOS Competitie 2023/2024 November 2023 Friday 1 September 2023 +1–0=0 +4.5
SOS Competitie 2023/2024 Oktober 2023 Friday 1 September 2023 +1–0=0 +5.1
SOS Competitie 2023/2024 September 2023 Friday 1 September 2023 +0–0=1 -1.9
S.V. Almelo interne competitie 16-06-2023 t/m 23-06-2023 (030001) Friday 16 June 2023 +1–0=0 +9.2
S.V. Almelo interne competitie 05-05-2023 t/m 09-06-2023 (030001) Friday 5 May 2023 +2–0=0 +14.2
S.V. Almelo interne competitie 02-12-2022 t/m 24-02-2023 (030001) Friday 2 December 2022 +2–0=0 +8.4
SBO Cup 2022/2023 Halve Finale (2) Sunday 27 November 2022 +0–0=1 -2.5
SBO Cup 2022/2023 Kwartfinale Sunday 27 November 2022 +1–0=0 +3.3
SBO Cup 2022/2023 Achtste Finale Sunday 27 November 2022 +1–0=0 +15.7
SBO Viertallencompetitie 2022/2023 Februari 2023 Monday 24 October 2022 +0–1=0 -19.5
SBO Viertallencompetitie 2022/2023 Maart 2023 Monday 24 October 2022 +1–0=0 +0.5
KNSB competitie 2022-2023 Klasse 2 ronde 9 Saturday 17 September 2022 +0–1=0 -7.7
KNSB competitie 2022-2023 Klasse 2 ronde 8 Saturday 17 September 2022 +0–0=1 +5.7
KNSB competitie 2022-2023 Klasse 2 ronde 6 Saturday 17 September 2022 +0–1=0 -12.9
KNSB competitie 2022-2023 Klasse 2 ronde 5 Saturday 17 September 2022 +0–0=1 -0.8
SOS Competitie 2022/2023 Mei Monday 12 September 2022 +1–0=0 +7.1
SOS Competitie 2022/2023 Maart 2023(K1) Monday 12 September 2022 +0–1=0 -11.8
SOS Competitie 2022/2023 Januari 2023 Monday 12 September 2022 +0–0=1 +0.2
SOS Competitie 2022/2023 December 2022 Monday 12 September 2022 +1–0=0 +0.8
S.V. Almelo interne competitie 02-09-2022 t/m 25-11-2022 (030001) Friday 2 September 2022 +1–0=1 +5.3
S.C.Rijssen interne competitie 01-09-2022 t/m 25-05-2023 (030025) Thursday 1 September 2022 +16–0=1 +12.4
S.C.Rijssen interne competitie 26-08-2021 t/m 19-05-2022 (030025) Thursday 26 August 2021 +9–0=0 +24.0

Team Competition

Current teams
Rijssen 1
1A · 2025-2026 · 4 games
SG Max Euwe 1
Klasse 2C · 2025-2026 · 1 game
SG Max Euwe 2
Klasse 2A · 2025-2026 · 2 games
Past teams
SG Max Euwe 1
Klasse 2A · 2024-2025
SG Max Euwe 2
Klasse 2A · 2024-2025
Rijssen 1
B · 2023-2024
Schaakclub Rijssen 1
1A · 2023-2024
SG Max Euwe 1
Klasse 2A · 2023-2024
Almelo 1
A · 2022-2023
Rijssen 1
1A · 2022-2023
SG Max Euwe 2
Klasse 2A · 2022-2023
Almelo 1
A · 2021-2022
SG Max Euwe 1
1A · 2021-2022
SG Max Euwe 2
Klasse 3B · 2021-2022
SG Max Euwe 3
Klasse 3A · 2021-2022
SG Max Euwe 1
1E · 2018-2019

Rating History

Loading rating history...

Peak Ratings

Classic 2184 May 1, 2025
Rapid 2177 May 1, 2026
Blitz 2149 April 1, 2026

Games

Wins 113
Losses 23
Draws 23
Win Rate 71%

Performance by Color

Color Wins Draws Losses Win Rate
White 63 14 13 70%
Black 50 9 10 72%

Recent Matches

Beltman, R. (Rick) (1638) Thursday 28 May 2026 WIN +0.9
Linden van der, J. (Jan) (1844) Thursday 21 May 2026 WIN +3.4
Renders, R. (René) (2103) Thursday 23 April 2026 WIN +9.8
Sapulette, J.G.R. (Jay-Giani) (1974) Friday 17 April 2026 LOSS -16.5
Kruimer, H.J. (Arjen) (1843) Thursday 9 April 2026 DRAW -8.1
Vosman, H.A. (Harmen) (1874) Thursday 2 April 2026 WIN +3.8
Wierenga, J. (Jaël) (2005) Saturday 28 March 2026 DRAW -4.2
Kleinjan, T.H.J. (Thias) (1755) Friday 20 March 2026 WIN +1.8
Beltman, R. (Rick) (1691) Thursday 19 March 2026 WIN +1.3
Lujan Garcia, R. (Rogelio) (2056) Friday 13 March 2026 WIN +8.1
Husers, Y.G.M. (Yannic) (2032) Friday 13 March 2026 WIN +7.4
Poelstra, B.M. (Ben) (1964) Friday 13 March 2026 WIN +5.6
Harmsel ter, G.R. (Remco) (1657) Thursday 12 March 2026 WIN +1.0
Schaafsma, K.R. (René) (1730) Wednesday 11 March 2026 WIN +1.7
Yska, R.J. (Rolf) (1848) Saturday 7 March 2026 WIN +3.5
Brinks, G.J. (Jurian) (1659) Thursday 5 March 2026 WIN +1.0
Dries op den, J. (Johan) (2174) Thursday 29 January 2026 LOSS -10.5
Franssen, A. (Aron) (1539) Thursday 15 January 2026 WIN +0.4
Haveman, W.J. (Joost) (1819) Thursday 4 December 2025 WIN +2.8
Bos van den, J. (Jokim) (2101) Saturday 25 October 2025 LOSS -12.8