Mackay, Robert
Current rating: 1500
Record: 3-3
| Grand Prix Birmingham 2008 (Lorwyn block) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1block | 110 | Coles, Garon M (1500) | Won 2-1 | +181518 |
| 2block | 82 | Vondracek, Zdenek (1563) | Won 2-1 | +191537 |
| 3block | 19 | Bartlett, Nick (1541) | Lost 1-2 | -181519 |
| 4block | 87 | Green, Chris [ENG] (1501) | Lost 1-2 | -181501 |
| 5block | 200 | Lopes, Guillaume (1538) | Won 2-1 | +181519 |
| 6block | 111 | Valteris, Mantas (1443) | Lost 0-0 | -191500 |
| average opponent: 1514record: 3-3 | new rating: 1500 | |||