KNSB FIDE
ZZ

Zowie Zijdemans

Rated since January 2023

1855 Classic
1858 Rapid
1861 Blitz

RIVALRY

Nemesis
Brinks, J. (Jordy)
Games: 6 · Win rate: 33%
Kryptonite
Poelstra, B.M. (Ben)
Games: 4 · Win rate: 0%
Easy Target
Pol, F.I. (Florian)
Games: 4 · Win rate: 100%

The good & the bad

Best wins
BUIJNSTERS, F.J.M. (FLORIS) 1981
10426 S.V. Almelo interne competitie 29-11-2024 t/m 24-01-2025 (030001) · Friday 20 December 2024
HOEKSTRA, M.S.H. (MAX) 1949
12394 S.V. Almelo interne competitie 31-10-2025 t/m 21-11-2025 (030001) · Friday 7 November 2025
GORTER, E.A. (EGBERT) 1909
9065 S.V. Almelo interne competitie 26-04-2024 t/m 24-05-2024 (030001) · Friday 24 May 2024
SAPULETTE, J.G.R. (JAY-GIANI) 1867
11877 S.V. Almelo interne competitie 05-09-2025 t/m 19-09-2025 (030001) · Friday 19 September 2025
ALZEKRI, Z.S.M. (ZAKER) 1867
8847 S.V. Almelo interne competitie 01-03-2024 t/m 12-04-2024 (030001) · Friday 12 April 2024
Worst losses
DAM VAN, K. (KARS) 1528
8525 S.V. Almelo interne competitie 26-01-2024 t/m 23-02-2024 (030001) · Friday 26 January 2024
HYLARIDES, C.R. (CHARLIE RONALD) 1682
9340 Open NK Schaken 2024 Reserve C · Tuesday 30 July 2024
ZWEEDIJK, J. (JASPER) 1730
12776 SOS competitie 2025/2026 Lijst 1 apr · Friday 20 March 2026
HARBERS, S.G.B. (SIEM) 1760
8847 S.V. Almelo interne competitie 01-03-2024 t/m 12-04-2024 (030001) · Friday 1 March 2024
SLIGTE TE, L.C. (BERT) 1769
7967 SBO Viertallencompetitie 2023/2024 Ronde 3 B, Ronde 4 (A, B deels, C-G),... · Tuesday 27 February 2024
50e Open Kampioenschap van Utrecht Groep B Friday 30 May 2025 +0–1=2 -21.5
Hoogeveen Schaaktoernooi Amateur Middag Saturday 26 October 2024 +3–3=2 +17.4
Open NK Schaken 2024 Reserve C Monday 22 July 2024 +4–1=4 +14.2
S.V. Almelo interne competitie 27-03-2026 t/m 24-04-2026 (030001) Friday 27 March 2026 +0–1=1 -5.5
S.V. Almelo interne competitie 27-02-2026 t/m 21-03-2026 (030001) Friday 27 February 2026 +2–2=0 -3.5
S.V. Almelo interne competitie 06-02-2026 t/m 20-02-2026 (030001) Friday 30 January 2026 +0–2=1 -9.8
S.V. Almelo interne competitie 28-11-2025 t/m 16-01-2026 (030001) Friday 28 November 2025 +1–0=0 +5.5
S.V. Almelo interne competitie 31-10-2025 t/m 21-11-2025 (030001) Friday 31 October 2025 +1–2=0 -5.5
S.V. Almelo interne competitie 26-09-2025 t/m 24-10-2025 (030001) Friday 26 September 2025 +3–0=1 +34.6
KNSB competitie 2025-2026 Klasse 6 ronde 7 Saturday 20 September 2025 +0–0=2 -2.7
KNSB competitie 2025-2026 Klasse 6 ronde 6 Saturday 20 September 2025 +0–0=1 -4.5
KNSB competitie 2025-2026 Klasse 6 Ronde 3 Saturday 20 September 2025 +0–0=1 -0.5
KNSB competitie 2025-2026 Klasse 4 ronde 3 Saturday 20 September 2025 +1–0=0 +9.7
KNSB competitie 2025-2026 Klasse 4 ronde 2 Saturday 20 September 2025 +0–0=1 +2.0
S.V. Almelo interne competitie 05-09-2025 t/m 19-09-2025 (030001) Friday 5 September 2025 +2–1=0 +12.5
SOS competitie 2025/2026 Lijst 1 apr Monday 1 September 2025 +0–2=0 -35.1
SOS competitie 2025/2026 Lijst 1 feb Monday 1 September 2025 +0–1=0 -13.4
SOS competitie 2025/2026 Lijst 1 Nov Monday 1 September 2025 +1–0=0 +7.3
S.V. Almelo interne competitie 06-06-2025 t/m 20-06-2025 (030001) Friday 6 June 2025 +1–1=0 -2.6
S.V. Almelo interne competitie 25-04-2025 t/m 23-05-2025 (030001) Friday 25 April 2025 +0–0=1 -1.9
S.V. Almelo interne competitie 28-02-2025 t/m 21-03-2025 (030001) Friday 28 February 2025 +0–0=1 +5.1
SVA Rapid 2025 Groep A Friday 7 February 2025 +1–1=1 -9.0
S.V. Almelo interne competitie 31-01-2025 t/m 21-02-2025 (030001) Friday 31 January 2025 +0–2=0 -13.4
S.V. Almelo interne competitie 29-11-2024 t/m 24-01-2025 (030001) Friday 29 November 2024 +3–1=0 +31.3
SBO Viertallencompetitie 2024/2025 Ronde 3 (F deels), Ronde 4 (A-E, … Tuesday 1 October 2024 +0–0=1 -4.6
SBO Viertallencompetitie 2024/2025 Ronde 1 (B, F deels) en Ronde 2 (A deel… Tuesday 1 October 2024 +0–1=0 -4.8
S.V. Almelo interne competitie 27-09-2024 t/m 22-11-2024 (030001) Friday 27 September 2024 +1–1=1 +5.6
KNSB competitie 2024-2025 Klasse 5 ronde 6 Saturday 21 September 2024 +1–0=0 +9.1
KNSB competitie 2024-2025 Klasse 5 ronde 5 Saturday 21 September 2024 +1–0=0 +12.1
KNSB competitie 2024-2025 Klasse 5 ronde 4 Saturday 21 September 2024 +0–1=0
KNSB competitie 2024-2025 Klasse 5 ronde 3 Saturday 21 September 2024 +1–0=0 +11.2
KNSB competitie 2024-2025 Klasse 5 ronde 2 Saturday 21 September 2024 +0–1=0 -6.3
KNSB competitie 2024-2025 Klasse 5 ronde 1 Saturday 21 September 2024 +1–0=0 +8.4
S.V. Almelo interne competitie 06-09-2024 t/m 20-09-2024 (030001) Friday 6 September 2024 +1–0=1 +16.0
Open Schaakkampioenschap van Arnhem Groep B Friday 6 September 2024 +1–1=2 -7.2
S.V. Almelo interne competitie 31-05-2024 t/m 21-06-2024 (030001) Friday 31 May 2024 +0–1=2 -2.3
S.V. Almelo interne competitie 26-04-2024 t/m 24-05-2024 (030001) Friday 26 April 2024 +2–1=0 +27.0
S.V. Almelo interne competitie 01-03-2024 t/m 12-04-2024 (030001) Thursday 29 February 2024 +1–2=2 +6.2
S.V. Almelo interne competitie 26-01-2024 t/m 23-02-2024 (030001) Friday 26 January 2024 +1–3=1 +15.8
S.V. Almelo interne competitie 12-01-2024 t/m 19-01-2024 (030001) Friday 5 January 2024 +1–0=1 +29.4
S.V. Almelo interne competitie 01-12-2023 t/m 22-12-2023 (030001) Friday 1 December 2023 +1–1=2 +18.1
SBO Viertallencompetitie 2023/2024 Ronde 3 B, Ronde 4 (A, B deels, C-G),... Monday 16 October 2023 +0–1=0 -6.0
S.V. Almelo interne competitie 06-10-2023 t/m 24-11-2023 (030001) Friday 6 October 2023 +1–1=3 +41.5
S.V. Almelo interne competitie 15-09-2023 t/m 29-09-2023 (030001) Friday 15 September 2023 +2–0=1 +38.2

Rating History

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Peak Ratings

Classic 1904 Dec. 1, 2025
Rapid 1858 July 1, 2025
Blitz 1882 March 1, 2026

Games

Wins 39
Losses 36
Draws 36
Win Rate 35%

Performance by Color

Color Wins Draws Losses Win Rate
White 18 19 15 35%
Black 21 17 21 36%

Recent Matches

Poelstra, B.M. (Ben) (1941) Friday 24 April 2026 LOSS -10.5
Sarink, E.M. (Edwin) (2030) Friday 17 April 2026 DRAW +4.9
Zweedijk, J. (Jasper) (1730) Friday 20 March 2026 LOSS -17.6
Zweedijk, J. (Jasper) (1730) Friday 20 March 2026 LOSS -17.6
Meulenkolk, H. (Maarten) (1843) Saturday 7 March 2026 DRAW -1.4
Meulenkolk, H. (Maarten) (1843) Saturday 7 March 2026 DRAW -1.4
Fallaux, S. (Storm) (2026) Friday 6 March 2026 LOSS -8.1
Fallaux, S. (Storm) (2026) Friday 6 March 2026 LOSS -8.1
Pol, F.I. (Florian) (1708) Friday 27 February 2026 WIN +6.4
Pol, F.I. (Florian) (1708) Friday 27 February 2026 WIN +6.4
Hoekstra, M.S.H. (Max) (1953) Friday 20 February 2026 DRAW +1.7
Witkamp, T.F. (Theo) (1763) Saturday 7 February 2026 DRAW -4.5
Lujan Garcia, R. (Rogelio) (2036) Friday 6 February 2026 LOSS -8.1
Kruimer, M.H. (Matthias) (2214) Friday 6 February 2026 LOSS -3.5
Rossum van, P. (Peter) (1878) Tuesday 20 January 2026 LOSS -13.4
Werkhoven, B. (Bram) (1685) Friday 9 January 2026 WIN +5.5
Schley, A.W. (Alfred) (1887) Saturday 22 November 2025 DRAW -0.5
Poelstra, B.M. (Ben) (2018) Friday 14 November 2025 LOSS -7.1
Hoekstra, M.S.H. (Max) (1949) Friday 7 November 2025 WIN +15.7
Jong de, W. (Wim) (1820) Saturday 1 November 2025 WIN +9.7