Tobey, Derek
Current rating: 1464
Record: 0-2
| Grand Prix Boston 2009 (M10 limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 114 | Kapsidis, James (1500) | Lost 1-2 | -181482 |
| 2sealed | 277 | Paschover, Marc (1499) | Lost 0-2 | -181464 |
| average opponent: 1499record: 0-2 | new rating: 1464 | |||