Cullen, Nathan
Current rating: 1428
Record: 1-5 (GP) / 2-3-1 (professional)
| Grand Prix Oakland 2004 (DST limited) | starting rating: 1460 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 18 | Bales, Jake (1518) | Lost 1-2 | -171443 |
| 3sealed | 147 | Hegwood, Josh (1500) | Won 2-0 | +191462 |
| 4sealed | 104 | Smalridge, Jason (1517) | Lost 0-2 | -171445 |
| 5sealed | 134 | Young, San (1501) | Lost 0-2 | -171428 |
| top | average opponent: 1509record: 1-3 | new rating: 1428 | ||
| Pro Tour Chicago 1999 (extended) | starting rating: 1464 | |||
| round | table | opponent (rating) | result | Δrating |
| 1extended | 113 | Cole, Ryan (1533) | Won 2-1 | +201484 |
| 2extended | 68 | Bond, Neil (1519) | Lost 1-2 | -181466 |
| 3extended | 110 | De Lucis, Mario (1649) | Won 2-1 | +221488 |
| 4extended | 72 | Humpherys, David (1744) | Draw 1-1 | +41492 |
| 5extended | 57 | Twiefel, Torben (1522) | Lost 1-2 | -171475 |
| 6extended | 84 | Frangiosa, Richie (1646) | Lost 0-2 | -151460 |
| top | average opponent: 1602record: 2-3-1 | new rating: 1460 | ||
| Grand Prix San Diego 1999 (MMQ limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 15 | Clougherty, John (1500) | Lost 0-0 | -181482 |
| 3sealed | 72 | Veit, David (1500) | Lost 0-2 | -181464 |
| top | average opponent: 1500record: 0-2 | new rating: 1464 | ||