Gruber, Adam
Current rating: 1464
Record: 3-5
| Grand Prix Columbus 2007 (legacy) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 2legacy | 156 | Muszynski, Stan (1500) | Lost 1-2 | -181482 |
| 3legacy | 216 | Williams, Erik B (1516) | Lost 1-2 | -171465 |
| 4legacy | 371 | Durward, Caleb (1464) | Won 2-0 | +181483 |
| 5legacy | 228 | Conrad, Cory (1475) | Won 2-1 | +171500 |
| 6legacy | 190 | Race, Allan (1434) | Lost 0-2 | -191481 |
| 7legacy | 243 | Welp, Alexander J (1501) | Won 2-0 | +191500 |
| 8legacy | 143 | Klemic, Michael (1503) | Lost 0-2 | -181482 |
| 9legacy | 159 | Wash, William (1520) | Lost 0-2 | -181464 |
| average opponent: 1489record: 3-5 | new rating: 1464 | |||