Leon Koster
Last tournaments played
| Tournament | Date | Elo Avg. | Country |
| BEL-chT 9900 | 10/08/1999 | 1407 | Belgium |
| BEL-chT 9899 | 10/??/1998 | 1435 | Belgium |
| NED-chT 9697 | ??/??/1996 | 1213 | Netherlands |
| NED-chT 9596 | ??/??/1995 | 1058 | Netherlands |
Most Played Openings as White
| ECO | Opening | Games |
| B06 | Robatsch (modern) defence | 2 games |
| B33 | Sicilian defence | 2 games |
| D97 | Gruenfeld, Russian variation with e4 | 1 games |
| B81 | Sicilian, Scheveningen, Keres attack | 1 games |
Most Played Openings as Black
| ECO | Opening | Games |
| D85 | Gruenfeld, exchange variation | 3 games |
| C54 | Giuoco Piano | 2 games |
| C57 | Two knights defence | 1 games |
| C99 | Ruy Lopez, closed, Chigorin, 12...c5d4 | 1 games |
Netherlands
Male
FIDE ID:

Belgium