Arfin, Josh
Current rating: 1446
Record: 1-4-1
| Grand Prix San Francisco 2007 (Time Spiral block) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1block | 93 | Starritt, Michael (1500) | Draw 1-1 | 01500 |
| 2block | 166 | Holiday, Nathan (1500) | Lost 0-2 | -181482 |
| 3block | 247 | Mouzakis, Jason B (1482) | Lost 0-2 | -181464 |
| 4block | 303 | Jukes, Will (1464) | Lost 1-2 | -181446 |
| 5block | 294 | Stinson, Scott (1446) | Lost 0-2 | -181428 |
| 6block | 257 | DiFrancisco, Thaison E (1428) | Won 2-0 | +181446 |
| average opponent: 1470record: 1-4-1 | new rating: 1446 | |||