Karrigan, Brian
Current rating: 1482
Record: 3-4
| Grand Prix Columbus 2004 (DST limited) | starting rating: 1482 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 198 | endregaard, mike (1500) | Lost 1-2 | -171465 |
| 2sealed | 255 | O'Connor, Mark (1482) | Won 2-0 | +181483 |
| 3sealed | 294 | Gerbic, James (1416) | Won 2-0 | +171500 |
| 4sealed | 221 | Landen, Stephen (1518) | Lost 0-2 | -181482 |
| average opponent: 1479record: 2-2 | new rating: 1482 | |||
| Grand Prix Cleveland 2002 (Odyssey block) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1block | 31 | Snyder, Joseph (1500) | Won 2-1 | +181518 |
| 2block | 38 | Kiser-Davis, Cory (1533) | Lost 0-2 | -181500 |
| 3block | 130 | Leitner, Daniel (1500) | Lost 1-2 | -181482 |
| average opponent: 1511record: 1-2 | new rating: 1482 | |||