JK
Jacco Kosten
RIVALRY
Not enough games to determine rivalries yet.
The good & the bad
Worst losses
14007 RSB Competitie 2025-2026 Achttallen juni ยท Friday 5 June 2026
No FIDE-rated tournaments found.
Rating History
Games
Wins
0
Losses
1
Draws
0
Win Rate
0%
Performance by Color
| Color | Wins | Draws | Losses | Win Rate |
|---|---|---|---|---|
| White | 0 | 0 | 1 | 0% |
| Black | 0 | 0 | 0 | 0% |