Mariner, David
Current rating: 1514
Record: 5-5
| Grand Prix Melbourne 2005 (extended) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 4extended | 17 | Richards, Scott (1746) | Won 2-0 | +221522 |
| 5extended | 3 | Janik, Fabian (1588) | Won 1-0 | +201542 |
| 6extended | 4 | Zhang, James (1676) | Lost 0-1 | -161526 |
| 7extended | 6 | Saito, Tomoharu (1793) | Lost 0-2 | -131513 |
| 8extended | 19 | Veigel, Cameron (1516) | Won 2-0 | +181531 |
| 9extended | 9 | Smith, Hayden (1600) | Won 2-0 | +191550 |
| 10extended | 7 | Glanville, Hugh (1475) | Lost 0-2 | -191531 |
| 11extended | 12 | Wong, Garry (1561) | Lost 0-2 | -181513 |
| 12extended | 13 | Tung, Nick (1506) | Won 2-1 | +181531 |
| 13extended | 10 | Neeman, Jeremy (1553) | Lost 0-2 | -171514 |
| average opponent: 1601record: 5-5 | new rating: 1514 | |||