JC

Jan Cozijnsen

Rated since January 2023

1739 Classic
1739 Rapid
1739 Blitz

RIVALRY

Nemesis
Munster van, F.G. (Erik)
Games: 3 · Win rate: 67%

The good & the bad

Best wins
KREUNING, P.H. (PATRICK) 1759
9654 SOS Competitie 2024/2025 2025-05 · Thursday 22 May 2025
MEIJ, T. (THOMAS) 1744
12883 Nijkerkse Schaakclub interne competitie 05-01-2026 t/m 26-01-2026 (0… · Monday 5 January 2026
DORSTEN VAN, J. (JOY) 1688
12775 SOS competitie 2025/2026 Lijst 1 mrt · Friday 13 February 2026
SCHAFFELAAR VAN, W.C. (WIM) 1688
11847 Nijkerkse Schaakclub interne competitie 08-09-2025 t/m 22-09-2025 (0… · Monday 8 September 2025
MUNSTER VAN, F.G. (ERIK) 1671
12883 Nijkerkse Schaakclub interne competitie 05-01-2026 t/m 26-01-2026 (0… · Monday 26 January 2026
Worst losses
DOPPENBERG, W. (WILLEM) 1491
12559 Nijkerkse Schaakclub interne competitie 01-12-2025 t/m 08-12-2025 (0… · Monday 1 December 2025
PIJPERS, C. (CHRISTIAAN) 1609
11847 Nijkerkse Schaakclub interne competitie 08-09-2025 t/m 22-09-2025 (0… · Monday 22 September 2025
MUNSTER VAN, F.G. (ERIK) 1646
11847 Nijkerkse Schaakclub interne competitie 08-09-2025 t/m 22-09-2025 (0… · Monday 15 September 2025
VASTENBURG, G. (GOVERT) 1793
13042 Nijkerkse Schaakclub interne competitie 09-02-2026 t/m 16-02-2026 (0… · Monday 16 February 2026
NORDEN, M.J. (MARC) 1890
12776 SOS competitie 2025/2026 Lijst 1 apr · Monday 16 March 2026
No FIDE-rated tournaments found.
Nijkerkse Schaakclub interne competitie 09-03-2026 t/m 23-03-2026 (0… Monday 8 September 2025 +1–0=0 +3.3
Nijkerkse Schaakclub interne competitie 09-02-2026 t/m 16-02-2026 (0… Monday 8 September 2025 +0–1=0 -10.8
Nijkerkse Schaakclub interne competitie 05-01-2026 t/m 26-01-2026 (0… Monday 8 September 2025 +2–1=0 +19.9
Nijkerkse Schaakclub interne competitie 01-12-2025 t/m 08-12-2025 (0… Monday 8 September 2025 +1–1=0 -16.5
Nijkerkse Schaakclub interne competitie 03-11-2025 t/m 17-11-2025 (0… Monday 8 September 2025 +2–0=1 +4.7
Nijkerkse Schaakclub interne competitie 08-09-2025 t/m 22-09-2025 (0… Monday 8 September 2025 +1–2=0 -23.7
SOS competitie 2025/2026 Lijst 1 apr Monday 1 September 2025 +0–1=0 -7.6
SOS competitie 2025/2026 Lijst 1 mrt Monday 1 September 2025 +1–0=0 +10.6
SOS competitie 2025/2026 Lijst 1 feb Monday 1 September 2025 +1–0=0 +5.5
SOS competitie 2025/2026 Lijst 1 jan Monday 1 September 2025 +0–0=1 -3.9
Nijkerkse Schaakclub interne competitie 12-05-2025 t/m 19-05-2025 (06… Monday 9 September 2024 +1–0=0 +9.6
SOS Competitie 2024/2025 2025-05 Sunday 1 September 2024 +1–0=0 +13.3

Rating History

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Peak Ratings

Classic 1769 Nov. 1, 2024
Rapid 1743 March 1, 2026
Blitz 1743 March 1, 2026

Games

Wins 11
Losses 6
Draws 2
Win Rate 58%

Performance by Color

Color Wins Draws Losses Win Rate
White 3 0 3 50%
Black 8 2 3 62%

Recent Matches

Norden, M.J. (Marc) (1890) Monday 16 March 2026 LOSS -7.6
Heiden van der, C. (Chris) (1425) Monday 9 March 2026 WIN +3.3
Vastenburg, G. (Govert) (1793) Monday 16 February 2026 LOSS -10.8
Dorsten van, J. (Joy) (1688) Friday 13 February 2026 WIN +10.6
Munster van, F.G. (Erik) (1671) Monday 26 January 2026 WIN +10.7
Busch, J. (Jaap) (1501) Monday 19 January 2026 WIN +5.5
Sonder, A.J.A. (Peter) (1999) Monday 12 January 2026 LOSS -4.2
Meij, T. (Thomas) (1744) Monday 5 January 2026 WIN +13.3
Alderden, A.H.C.A. (Arik) (1438) Monday 8 December 2025 WIN +3.7
Ghidini, M.P. (Marcel) (1625) Thursday 4 December 2025 DRAW -3.9
Doppenberg, W. (Willem) (1491) Monday 1 December 2025 LOSS -20.2
Heiden van der, C. (Chris) (1467) Monday 17 November 2025 WIN +4.4
Flohr, R.R. (Ruud) (1693) Monday 10 November 2025 DRAW -1.4
Steeg van, L. (Lub) (1316) Monday 3 November 2025 WIN +1.8
Pijpers, C. (Christiaan) (1609) Monday 22 September 2025 LOSS -17.5
Munster van, F.G. (Erik) (1646) Monday 15 September 2025 LOSS -16.3
Schaffelaar van, W.C. (Wim) (1688) Monday 8 September 2025 WIN +10.1
Kreuning, P.H. (Patrick) (1759) Thursday 22 May 2025 WIN +13.3
Munster van, F.G. (Erik) (1650) Monday 19 May 2025 WIN +9.6