Colak, Marcus
Current rating: 1467
Record: 3-5-1
| Grand Prix London 2002 (Odyssey block) | starting rating: 1482 | |||
| round | table | opponent (rating) | result | Δrating |
| 2block | 146 | Dunn, James (1519) | Won 2-1 | +191501 |
| 3block | 34 | Janpiam, Kamman (1573) | Won 2-1 | +191520 |
| 4block | 64 | Apollo, Kristoffer (1526) | Lost 1-2 | -181502 |
| 5block | 70 | Hermes, Maxime (1537) | Won 2-1 | +191521 |
| 6block | 55 | Dexter, Alan (1569) | Lost 1-2 | -171504 |
| 7block | 91 | Hodges, Simon (1484) | Lost 0-2 | -191485 |
| 8block | 104 | Anagnostopoulos, Vagos (1462) | Lost 1-2 | -181467 |
| average opponent: 1524record: 3-4 | new rating: 1467 | |||
| Grand Prix Antwerp 2002 (TOR limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 138 | ernste, gerard (1500) | Draw 1-1 | 01500 |
| 2sealed | 152 | Blanker, Dennis (1500) | Lost 0-2 | -181482 |
| average opponent: 1500record: 0-1-1 | new rating: 1482 | |||