Coy, Sean
Current rating: 1463
Record: 1-3
| Grand Prix Portland 2013 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 4 | Sargent, Dusty r (1500) | Lost 0-2 | -181482 |
| 2modern | 328 | Depew, bradley (1483) | Won 2-0 | +181500 |
| 3modern | 163 | Ayers, Dillon (1500) | Lost 1-2 | -181482 |
| 4modern | 335 | Zabawa, Steve (1449) | Lost 0-2 | -191463 |
| average opponent: 1483record: 1-3 | new rating: 1463 | |||