Key, Mitch O
Current rating: 1499
Record: 3-3
| Grand Prix Miami 2015 (FRF standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 264 | Herron, Christopher (1611) | Won 2-1 | +201520 |
| 2standard | 70 | Ortiz, Jose (1473) | Lost 0-2 | -191501 |
| 3standard | 438 | Johnson, Jarratt (1453) | Won 2-1 | +171518 |
| 4standard | 354 | Dalmau, Onel N (1517) | Lost 0-2 | -181500 |
| 5standard | 421 | Lyons, Tre (1500) | Won 2-0 | +181518 |
| 6standard | 207 | Barros, Rodolfo (1471) | Lost 1-2 | -191499 |
| average opponent: 1504record: 3-3 | new rating: 1499 | |||