M. Petersen
Last tournaments played
| Tournament | Date | Elo Avg. | Country |
| Haifa ol (Men) | 11/??/1976 | 388 | Israel |
Most Played Openings as White
| ECO | Opening | Games |
Most Played Openings as Black
| ECO | Opening | Games |
| C99 | Ruy Lopez, closed, Chigorin, 12...c5d4 | 1 games |


Israel