Armstrong, Troy
Current rating: 1464
Record: 3-5
| Grand Prix Sydney 2010 (SOM limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 69 | Kerrigan, Andrew [AUS] (1481) | Lost 0-2 | -181482 |
| 2sealed | 140 | Nash, Susan (1483) | Won 2-0 | +181500 |
| 3sealed | 115 | Wang, David Li (1498) | Lost 1-2 | -181482 |
| 4sealed | 186 | Hwang, Sun Il (1482) | Lost 0-2 | -181464 |
| average opponent: 1486record: 1-3 | new rating: 1464 | |||
| Grand Prix Melbourne 2009 (ZEN limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 64 | Venaskie, Troy (1500) | Lost 1-2 | -181482 |
| 2sealed | 119 | Fisher, David (1482) | Won 2-0 | +181500 |
| 3sealed | 104 | Mcbride, Ken (1500) | Won 2-1 | +181518 |
| 4sealed | 75 | Chan, Will (1517) | Lost 0-2 | -181500 |
| average opponent: 1500record: 2-2 | new rating: 1500 | |||