Josef Jansen
Last tournaments played
| Tournament | Date | Elo Avg. | Country |
| Sparkassen op-A | 07/07/2000 | 1929 | Germany |
| Soest op | ??/??/1996 | 518 | Netherlands |
| NRW-Liga I 9596 | ??/??/1995 | 972 | Germany |
| Haarlem op | ??/??/1995 | 740 | Netherlands |
Most Played Openings as White
| ECO | Opening | Games |
| D00 | Queen's pawn game | 6 games |
| B08 | Pirc, classical (two knights) system | 4 games |
| E73 | King's Indian, 5.Be2 | 2 games |
| C15 | French, Winawer (Nimzovich) variation | 2 games |
Most Played Openings as Black
| ECO | Opening | Games |
| A34 | English, symmetrical variation | 6 games |
| A52 | Budapest defence | 5 games |
| C02 | French, advance variation | 3 games |
| D03 | Torre attack (Tartakower variation) | 2 games |
Germany
Male
FIDE ID:

Netherlands