Vassilev, Konstantin
Current rating: 1554
Record: 0-0 (GP) / 8-7-3 (professional)
| 2005 World Championship (mixed) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 106 | Chambers, Adam (1605) | Draw 1-1 | +21502 |
| 2standard | 74 | Kuroda, Masashiro (1997) | Lost 0-2 | -101492 |
| 3standard | 110 | Acosta, Nicolas (1407) | Draw 1-1 | -11491 |
| 4standard | 126 | Ostrovich, Diego (1721) | Won 2-1 | +221513 |
| 5standard | 95 | Komuro, Shuu (1817) | Lost 0-2 | -131500 |
| 6standard | 115 | Akman, Per (1491) | Lost 0-2 | -181482 |
| 7draft | 100 | Brodzak, Jan (1730) | Lost 0-2 | -141468 |
| 8draft | 73 | Kaczmarczyk, Radek (1355) | Won 2-1 | +161484 |
| 9draft | 69 | Acosta, Nicolas (1405) | Won 2-0 | +171501 |
| 10draft | 117 | Aaver, Risto (1441) | Won 2-0 | +171518 |
| 11draft | 118 | Perez, Raul [ESP] (1632) | Won 2-1 | +201538 |
| 12draft | 67 | Ho, Wai Kit (1533) | Won 2-1 | +181556 |
| 13extended | 52 | Hirabayashi, Kazuya (1889) | Lost 1-2 | -121544 |
| 14extended | 68 | Tan, Chuen Hwa (1727) | Lost 1-2 | -151529 |
| 15extended | 82 | Tzezana, Roey (1464) | Draw 1-1 | -11528 |
| 16extended | 88 | Siron, Geoffrey (1876) | Lost 0-2 | -121516 |
| 17extended | 98 | Liin, Vahur-Peeter (1582) | Won 2-0 | +191535 |
| 18extended | 85 | Brown-Santirso, Julian (1605) | Won 2-1 | +191554 |
| average opponent: 1626record: 8-7-3 | new rating: 1554 | |||