Ambrose, Rob
Current rating: 1483
Record: 2-3
| Grand Prix Philadelphia 2012 (RTR limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 684 | Varsallona, Michelle (1464) | Won 0-0 | +171517 |
| 2sealed | 525 | Bravstein, Jeffrey (1599) | Lost 0-2 | -161501 |
| 3sealed | 680 | Althouse, Tanner J (1500) | Won 2-1 | +181519 |
| 4sealed | 699 | Rudolph, David (1521) | Lost 0-2 | -181501 |
| 5sealed | 831 | Bartholomew, Brent A (1500) | Lost 0-2 | -181483 |
| average opponent: 1517record: 2-3 | new rating: 1483 | |||