Viatcheslav Osnos
Last tournaments played
| Tournament | Date | Elo Avg. | Country |
| St Petersburg-Moscow | 05/03/2003 | 2447 | Russian Federation |
| Botvinnik mem-B | 08/17/2002 | 2133 | Russian Federation |
| Moscow m | ??/??/1999 | 1393 | Russian Federation |
| Ozery op1 Seniors | ??/??/1997 | 1312 | Russian Federation |
Most Played Openings as White
| ECO | Opening | Games |
| E69 | King's Indian, fianchetto, classical main line | 8 games |
| A21 | English opening | 7 games |
| E62 | King's Indian, fianchetto variation | 6 games |
| D78 | Neo-Gruenfeld, 6.O-O c6 | 6 games |
Most Played Openings as Black
| ECO | Opening | Games |
| E11 | Bogo-Indian defence | 16 games |
| B44 | Sicilian defence | 14 games |
| B65 | Sicilian, Richter-Rauzer, Rauzer attack, 7...Be7 defence, 9...Nxd4 | 11 games |
| B46 | Sicilian, Taimanov variation | 8 games |
Russian Federation
FIDE ID:

