JK
Jan Kok
RIVALRY
Not enough games to determine rivalries yet.
The good & the bad
Best wins
13411 SGS Viertallencompetitie 2025-2026 2026-04 · Thursday 19 March 2026
12479 SGS Viertallencompetitie 2025-2026 2026-01 · Monday 1 December 2025
VERNOOY, W. (WIEBE)
1261
13790 SGS Viertallencompetitie 2025-2026 2026-06 · Monday 11 May 2026
Worst losses
SHWAN, G. (GIA)
1643
13790 SGS Viertallencompetitie 2025-2026 2026-06 · Friday 1 May 2026
RIJKEN, R. (RICHARD)
1665
13162 SGS Viertallencompetitie 2025-2026 2026-03 · Monday 9 February 2026
No FIDE-rated tournaments found.
Team Competition
Current team
2A · 2025-2026 · 6 games
Past teams
Klasse 6D · 2024-2025
2B · 2024-2025
3E · 2024-2025
2A · 2024-2025
2A · 2023-2024
3E · 2023-2024
Klasse 5D · 2022-2023
2B · 2022-2023
3A · 2022-2023
2A · 2021-2022
2B · 2021-2022
3B · 2021-2022
3B · 2019-2020
3A · 2018-2019
Rating History
Peak Ratings
Classic
1631
April 1, 2024
Rapid
1593
May 1, 2026
Blitz
1593
April 1, 2026
Games
Wins
3
Losses
2
Draws
1
Win Rate
50%
Performance by Color
| Color | Wins | Draws | Losses | Win Rate |
|---|---|---|---|---|
| White | 3 | 1 | 2 | 50% |
| Black | 0 | 0 | 0 | 0% |