KNSB FIDE
JZ

Jan Zuidema

Rated since January 2023

1637 Classic
1637 Rapid
1559 Blitz

RIVALRY

Not enough games to determine rivalries yet.

The good & the bad

Best wins
VISSER DE, E.H. (ERIC) 1738
12776 SOS competitie 2025/2026 Lijst 1 apr · Friday 13 March 2026
OPPEWAL, J. (JOHAN) 1701
12381 Oostelijk snelschaakkampioenschap Groep A · Saturday 3 January 2026
BONT DE, J.A. (JAN) 1672
8100 SOS Competitie 2023/2024 Maart 2024 · Wednesday 13 March 2024
KOEWEIDEN, T. (THEO) 1650
12381 Oostelijk snelschaakkampioenschap Groep A · Saturday 3 January 2026
JANSSEN, E. (EIP) 1641
11635 51e Open Seniorentoernooi 2025 Groep 6 · Wednesday 16 July 2025
Worst losses
MOLLAHOSSEINI, K. (KAZEM) 1430
7456 49e Seniorentoernooi Groep 6 · Thursday 20 July 2023
BERGSHOEFF, G. (BERT) 1491
7494 Chessable Open NK 2023 Vierkampen · Wednesday 2 August 2023
HUSSEIN FATHI AWAD, O.H.F. (OMAR) 1503
12381 Oostelijk snelschaakkampioenschap Groep A · Saturday 3 January 2026
KEULEN VAN, C. (KEES) 1550
12381 Oostelijk snelschaakkampioenschap Groep A · Saturday 3 January 2026
BERENDS, C. (COLIN) 1560
12381 Oostelijk snelschaakkampioenschap Groep A · Saturday 3 January 2026
Oostelijk snelschaakkampioenschap Groep A Saturday 3 January 2026 +5–13=1 -83.9
Open NK Schaken 2024 Zesrondig 2 Monday 22 July 2024 +1–2=3 -8.3
SOS competitie 2025/2026 Lijst 1 apr Monday 1 September 2025 +1–0=0 +16.5
SOS competitie 2025/2026 Lijst 1 feb Monday 1 September 2025 +0–1=0 -9.6
SOS competitie 2025/2026 Lijst 1 jan Monday 1 September 2025 +0–1=0 -12.6
51e Open Seniorentoernooi 2025 Groep 6 Monday 14 July 2025 +1–4=0 -40.1
KNSB competitie 2024-2025 Klasse 5 ronde 3 Saturday 21 September 2024 +0–1=0 -6.8
SOS Competitie 2024/2025 2025-04 Sunday 1 September 2024 +1–0=0 +7.0
SOS Competitie 2024/2025 2024-12 Sunday 1 September 2024 +0–1=0 -7.4
SOS Competitie 2024/2025 2024-11 Sunday 1 September 2024 +1–0=0 +9.7
SOS Competitie 2024/2025 2024-10 Sunday 1 September 2024 +0–0=1 -1.8
SOS Competitie 2023/2024 Maart 2024 Friday 1 September 2023 +1–0=0 +12.3
SOS Competitie 2023/2024 Januari 2024 Friday 1 September 2023 +1–0=0 +11.6
SOS Competitie 2023/2024 December 2023 Friday 1 September 2023 +0–1=0 -8.7
SOS Competitie 2023/2024 November 2023 Friday 1 September 2023 +1–0=0 +17.8
SOS Competitie 2023/2024 Oktober 2023 Friday 1 September 2023 +0–0=1 -2.2
Chessable Open NK 2023 Vierkampen Monday 24 July 2023 +0–1=1 -9.0
49e Seniorentoernooi Groep 6 Saturday 15 July 2023 +2–1=2 +10.9
KNSB competitie 2022-2023 Klasse 5 ronde 7 Saturday 17 September 2022 +0–1=0 -8.1
SOS Competitie 2022/2023 Mei Monday 12 September 2022 +0–0=1 +1.2

Team Competition

Current team
ASV 5
3C · 2025-2026 · 3 games
Past teams
ASV 5
3B · 2024-2025
ASV 7
Klasse 5D · 2024-2025
ASV 5
3C · 2023-2024
ASV 5
2D · 2022-2023
ASV 6
Klasse 5C · 2022-2023
Arnhemsche S.V. 7
3D · 2019-2020
Arnhemsche S.V. 7
3D · 2018-2019

Rating History

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Peak Ratings

Classic 1690 April 1, 2024
Rapid 1637 April 1, 2026
Blitz 1559 Feb. 1, 2026

Games

Wins 15
Losses 27
Draws 10
Win Rate 29%

Performance by Color

Color Wins Draws Losses Win Rate
White 8 3 15 31%
Black 7 7 12 27%

Recent Matches

Visser de, E.H. (Eric) (1738) Friday 13 March 2026 WIN +16.5
Verberk, T. (Tom) (1726) Friday 16 January 2026 LOSS -9.6
Hussein Fathi Awad, O.H.F. (Omar) (1503) Saturday 3 January 2026 WIN +7.8
Hussein Fathi Awad, O.H.F. (Omar) (1503) Saturday 3 January 2026 LOSS -17.2
Kappert, P. (Peter) (1609) Saturday 3 January 2026 LOSS -13.7
Kappert, P. (Peter) (1609) Saturday 3 January 2026 LOSS -13.7
Keulen van, C. (Kees) (1550) Saturday 3 January 2026 LOSS -15.7
Keulen van, C. (Kees) (1550) Saturday 3 January 2026 WIN +9.3
Lebbink, A.J. (Albert) (1622) Saturday 3 January 2026 WIN +11.8
Lebbink, A.J. (Albert) (1622) Saturday 3 January 2026 LOSS -13.2
Koeweiden, T. (Theo) (1650) Saturday 3 January 2026 WIN +12.7
Koeweiden, T. (Theo) (1650) Saturday 3 January 2026 DRAW +0.2
Oppewal, J. (Johan) (1701) Saturday 3 January 2026 LOSS -10.5
Oppewal, J. (Johan) (1701) Saturday 3 January 2026 WIN +14.5
Berends, C. (Colin) (1560) Saturday 3 January 2026 LOSS -15.4
Binnendijk-Voortman, K.H. (Ineke) (1761) Saturday 3 January 2026 LOSS -8.5
Adams, E.J. (Eelco) (1734) Saturday 3 January 2026 LOSS -9.4
Thuijls, J.M.P. (Hans) (1686) Saturday 3 January 2026 LOSS -11.0
Beumer, F. (Fred) (1877) Saturday 3 January 2026 LOSS -5.2
Janssen, M.J. (Marcel) (1838) Saturday 3 January 2026 LOSS -6.2