Kirk, Jeffrey
Current rating: 1497
Record: 6-6
| Grand Prix Philadelphia 2005 (legacy) | starting rating: 1516 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 90 | Kadilak, Matt (1500) | Lost 0-2 | -191497 |
| 2legacy | 162 | Pennock, Chris (1518) | Lost 0-2 | -171480 |
| 3legacy | 197 | McLaughlin, Charles (1462) | Won 2-0 | +171497 |
| 4legacy | 205 | Turpyn, Mike (1484) | Lost 1-2 | -181479 |
| 5legacy | 192 | Rowe, Jeremy (1464) | Won 2-0 | +181497 |
| average opponent: 1486record: 2-3 | new rating: 1497 | |||
| Grand Prix New Jersey 2004 (Mirrodin block) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1block | 24 | Smithers, Graeme (1500) | Won 2-1 | +181518 |
| 2block | 174 | Flynn, Patrick (1518) | Won 2-1 | +181536 |
| 3block | 89 | Sargent, Will (1500) | Lost 1-2 | -191517 |
| 4block | 230 | Mangold, J (1501) | Won 2-1 | +181535 |
| 5block | 175 | Cooper, Stephen (1520) | Won 2-0 | +181553 |
| 6block | 110 | Neiman, Luis (1490) | Lost 0-2 | -191534 |
| 7block | 112 | Arevalo, Tony (1536) | Lost 1-2 | -181516 |
| average opponent: 1509record: 4-3 | new rating: 1516 | |||