Charles Callahan
Last tournaments played
| Tournament | Date | Elo Avg. | Country |
| Northern Virginia op | ??/??/1996 | 436 |  United States |
Most Played Openings as White
| ECO | Opening | Games |
| B50 | Sicilian | 1 games |
Most Played Openings as Black
| ECO | Opening | Games |
| B03 | Alekhine's defence | 1 games |
