O'Connor, Andrew [AUS]
Current rating: 1500
Record: 5-5-1
| Grand Prix Sydney 2010 (SOM limited) | starting rating: 1519 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 72 | Encel, Benjamin (1500) | Lost 0-2 | -181501 |
| 2sealed | 149 | Murray, Nathan (1482) | Draw 1-1 | 01501 |
| 3sealed | 153 | Hou, Julia (1482) | Won 2-1 | +171518 |
| 4sealed | 136 | Fujisawa, Masashi (1508) | Lost 1-2 | -181500 |
| average opponent: 1493record: 1-2-1 | new rating: 1500 | |||
| Grand Prix Melbourne 2009 (ZEN limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 87 | Breese, Emlyn (1599) | Won 2-1 | +201520 |
| 2sealed | 40 | Schnelle, Michael (1518) | Won 2-1 | +181538 |
| 3sealed | 4 | Hicks, Jason [AUS] (1500) | Won 2-1 | +171555 |
| 4sealed | 33 | Caley, Dan (1568) | Won 2-0 | +181573 |
| 5sealed | 25 | Eckermann, Andrew (1599) | Lost 0-2 | -171556 |
| 6sealed | 53 | Piotto, Joel (1538) | Lost 1-2 | -191537 |
| 7sealed | 67 | Zhang, Jacky (1535) | Lost 1-2 | -181519 |
| average opponent: 1551record: 4-3 | new rating: 1519 | |||