Crummel, Mike
Current rating: 1500
Record: 2-2-1
| Grand Prix Columbus 2007 (legacy) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 255 | Prairie, David (1482) | Won 2-1 | +181518 |
| 2legacy | 72 | Edwards, Susan (1460) | Won 2-0 | +171535 |
| 3legacy | 81 | Grudzina, John (1529) | Lost 1-2 | -181517 |
| 4legacy | 118 | DiTizio, Nicholas (1588) | Draw 1-1 | +11518 |
| 5legacy | 197 | Burris, Josh (1502) | Lost 0-2 | -181500 |
| average opponent: 1512record: 2-2-1 | new rating: 1500 | |||