Maginnis, Sean
Current rating: 1534
Record: 5-3
| Grand Prix Las Vegas 2015 (2) (MM2 limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 247 | Pinto, Victor (1482) | Lost 0-2 | -181482 |
| 2sealed | 355 | Casco, Guillermo (1462) | Won 2-0 | +171499 |
| 3sealed | 344 | Lerman, Andrew (1483) | Won 2-1 | +181517 |
| 4sealed | 235 | Olson, Jesse (1518) | Won 2-1 | +181535 |
| 5sealed | 166 | Corbo, Quade (1520) | Lost 0-2 | -181517 |
| 6sealed | 176 | Hamilton, Heston (1518) | Won 2-0 | +181535 |
| 7sealed | 121 | Fasick, David (1503) | Lost 1-2 | -191516 |
| 8sealed | 125 | Meyer, Katherine (1500) | Won 2-1 | +181534 |
| average opponent: 1498record: 5-3 | new rating: 1534 | |||