Hafey, Mark
Current rating: 1485
Record: 2-3
| Grand Prix Salt Lake City 2012 (DKA standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 255 | Witt, Joel K (1500) | Won 2-1 | +181518 |
| 2standard | 102 | Marconi, Nick (1500) | Won 2-0 | +181536 |
| 3standard | 86 | Nguyen, Charlie (1505) | Lost 1-2 | -191517 |
| 4standard | 173 | Chreptyk, Brandon (1734) | Lost 0-2 | -141503 |
| 5standard | 415 | Laford, Marshall (1487) | Lost 1-2 | -181485 |
| average opponent: 1545record: 2-3 | new rating: 1485 | |||