McGrail, Michael
Current rating: 1500
Record: 3-3
| Grand Prix Tampa 2009 (ZEN limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 188 | Rich, Ethan T (1500) | Won 2-0 | +181518 |
| 2sealed | 149 | Harvie, Donovan (1518) | Lost 0-2 | -181500 |
| 3sealed | 192 | Gignac, Joel (1499) | Won 2-0 | +181518 |
| 4sealed | 194 | Briggs, William (1519) | Lost 0-2 | -181500 |
| 5sealed | 247 | Tempesta, Austyn J (1485) | Lost 0-2 | -181482 |
| 6sealed | 257 | Moore, Marlana (1483) | Won 2-1 | +181500 |
| average opponent: 1501record: 3-3 | new rating: 1500 | |||