S. Khaidorov
Last tournaments played
| Tournament | Date | Elo Avg. | Country |
| Garcia Ilundain mem | 12/??/2004 | 1691 |  Spain |
Most Played Openings as White
| ECO | Opening | Games |
| D45 | Queen's Gambit Declined semi-Slav, 5.e3 | 1 games |
| D07 | Queen's Gambit Declined, Chigorin defence | 1 games |
| A80 | Dutch | 1 games |
| D36 | Queen's Gambit Declined, exchange, positional line, 6.Qc2 | 1 games |
Most Played Openings as Black
| ECO | Opening | Games |
| B90 | Sicilian, Najdorf | 2 games |
| B51 | Sicilian, Canal-Sokolsky (Nimzovich-Rossolimo, Moscow) attack | 1 games |
| A21 | English opening | 1 games |
