Grimmett, Jim
Current rating: 1585
| Grand Prix Birmingham 2004 (DST limited) | starting rating: 1520 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 154 | Picken, Robert (1500) | Won 2-0 | +181538 |
| 2sealed | 11 | Bouton, Simon (1564) | Won 2-0 | +181556 |
| 3sealed | 58 | Wharnby, Mark (1537) | Won 2-0 | +181574 |
| 4sealed | 64 | Harle, Thomas (1497) | Lost 0-1 | -191555 |
| 5sealed | 45 | Graham, Paul (1426) | Lost 0-2 | -211534 |
| 6sealed | 117 | Laing, Grant (1393) | Won 2-0 | +161550 |
| 7sealed | 96 | Dalley, Christopher (1536) | Won 2-0 | +171567 |
| 8sealed | 62 | Thornton, Jason (1541) | Won 2-0 | +181585 |
| top | average opponent: 1499record: 6-2 | new rating: 1585 | ||
| Grand Prix London 2002 (Odyssey block) | starting rating: 1501 | |||
| round | table | opponent (rating) | result | Δrating |
| 1block | 22 | Bonnet, Vincent (1500) | Won 2-1 | +181519 |
| 2block | 52 | Huynh, Thanh (1483) | Lost 1-2 | -191500 |
| 3block | 178 | Jansen, Patrick (1473) | Won 2-0 | +181518 |
| 4block | 142 | Scholz, Hannes (1599) | Lost 1-2 | -171501 |
| 5block | 168 | Gazey, Dave (1516) | Won 2-0 | +191520 |
| 6block | 137 | Steffl, Michael (1590) | Won 2-0 | +191539 |
| 7block | 108 | Loeb, Davy (1503) | Lost 0-2 | -191520 |
| top | average opponent: 1523record: 4-3 | new rating: 1520 | ||
| Grand Prix London 2001 (Invasion block) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1block | 99 | Coimbra, Miguel (1521) | Lost 0-2 | -181482 |
| 2block | 224 | Turner, Peter (1482) | Won 2-1 | +181500 |
| 3block | 145 | Young, Alasdair (1487) | Won 2-0 | +181518 |
| 4block | 108 | Blery, Gilles (1554) | Won 2-0 | +191537 |
| 5block | 88 | Stettler, Sandro (1575) | Lost 1-2 | -181519 |
| 6block | 110 | Oberauer, Florian (1494) | Lost 0-2 | -181501 |
| top | average opponent: 1519record: 3-3 | new rating: 1501 | ||