Armstrong, Craig
Current rating: 1502
Record: 3-3
| Grand Prix Melbourne 2009 (ZEN limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 17 | Yee, Victor (1500) | Lost 0-2 | -181482 |
| 2sealed | 125 | Morrissey, Jim (1482) | Won 2-0 | +181500 |
| 3sealed | 132 | Cubit, Ryan (1482) | Won 2-0 | +181518 |
| 4sealed | 111 | Lamb, Matthew (1642) | Won 2-0 | +201538 |
| 5sealed | 58 | Cheong, Kenny (1536) | Lost 0-2 | -181520 |
| 6sealed | 102 | Chin, Jiann Hua (1518) | Lost 0-2 | -181502 |
| average opponent: 1527record: 3-3 | new rating: 1502 | |||