Rotchadl, Tom
Current rating: 1450
Record: 2-5
| Grand Prix Minneapolis 2009 (ZEN limited) | starting rating: 1464 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 309 | Hughes, Bob (1500) | Won 2-0 | +191483 |
| 2sealed | 16 | Rawson, Ricky A (1500) | Lost 0-2 | -181465 |
| 3sealed | 205 | Gurevich, Misha (1616) | Lost 1-2 | -151450 |
| average opponent: 1539record: 1-2 | new rating: 1450 | |||
| Grand Prix Minneapolis 2005 (Kamigawa block) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 2block | 10 | Ewing, Jack (1444) | Lost 1-2 | -191481 |
| 3block | 113 | Knudson, Peter (1500) | Lost 1-2 | -181463 |
| 4block | 153 | Wolter, Chris (1484) | Won 2-0 | +191482 |
| 5block | 129 | Meegan, Max (1504) | Lost 1-2 | -181464 |
| average opponent: 1483record: 1-3 | new rating: 1464 | |||