Purkiss, David
Current rating: 1473
Record: 2-4
| Grand Prix Brighton 2009 (M10 limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 4sealed | 82 | Berkemeier, Christian (1608) | Lost 1-2 | -161484 |
| 5sealed | 80 | Maugard, Antoine (1427) | Lost 1-2 | -191465 |
| 6sealed | 225 | Lundberg, Robin (1487) | Won 2-0 | +181483 |
| 7sealed | 84 | Bonde, Michael (1576) | Lost 0-2 | -161467 |
| 8sealed | 130 | Reader, Giles (1505) | Won 2-0 | +191486 |
| 9sealed | 108 | Enevoldsen, Thomas (1773) | Lost 0-2 | -131473 |
| average opponent: 1563record: 2-4 | new rating: 1473 | |||