Avery, Garth
Current rating: 1540
| Grand Prix Philadelphia 2012 (RTR limited) | starting rating: 1509 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 613 | PrudHomme, Mario (1463) | Lost 0-0 | -191490 |
| 2sealed | 757 | Gottstein, Jeff (1486) | Won 2-0 | +181508 |
| 3sealed | 798 | Lebedowicz, Osyp (1886) | Won 2-1 | +251533 |
| 4sealed | 744 | Wang, Galen (1518) | Won 2-1 | +181551 |
| 5sealed | 680 | Guevara, Franz (1504) | Won 2-0 | +171568 |
| 6sealed | 618 | Tautic, Raymond (1899) | Lost 0-2 | -121556 |
| 7sealed | 606 | Li, Phillip (1715) | Lost 1-2 | -161540 |
| top | average opponent: 1639record: 4-3 | new rating: 1540 | ||
| Grand Prix Toronto 2010 (SOM limited) | starting rating: 1464 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 487 | Alward, Wayne (1500) | Won 2-0 | +191483 |
| 2sealed | 388 | Elliot, Brandon (1518) | Won 2-0 | +181501 |
| 3sealed | 427 | Vasovski, Michael (1640) | Lost 1-2 | -151486 |
| 4sealed | 460 | Gao, Jeffrey (1517) | Won 2-1 | +181504 |
| 5sealed | 452 | Napoli, Christopher (1544) | Won 2-0 | +191523 |
| 6sealed | 379 | Lebel, Maxime (1558) | Draw 1-1 | +11524 |
| 7sealed | 378 | Duke, Reid (1719) | Lost 0-2 | -151509 |
| top | average opponent: 1571record: 4-2-1 | new rating: 1509 | ||
| Grand Prix Boston 2009 (M10 limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 20 | Larsen, Joe (1500) | Won 2-0 | +181518 |
| 2sealed | 117 | Jackson, Nathaniel (1518) | Lost 1-2 | -181500 |
| 3sealed | 254 | Henning, Nick (1500) | Lost 0-2 | -181482 |
| 4sealed | 314 | Cacan, Alem (1482) | Lost 0-2 | -181464 |
| top | average opponent: 1500record: 1-3 | new rating: 1464 | ||