Thum, Joseph
Current rating: 1481
Record: 2-3
| Grand Prix Philadelphia 2012 (RTR limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 195 | Zola, Kyle (1500) | Won 2-1 | +181518 |
| 2sealed | 8 | Danshin, Serg (1504) | Won 2-0 | +181536 |
| 3sealed | 113 | Cudia, Ben (1496) | Lost 1-2 | -191517 |
| 4sealed | 268 | Day, Timothy (1520) | Lost 0-2 | -181499 |
| 5sealed | 302 | McDonald, Mark (1499) | Lost 1-2 | -181481 |
| average opponent: 1504record: 2-3 | new rating: 1481 | |||