Adcock, Jason
Current rating: 1483
Record: 2-3
| Grand Prix London 2003 (Onslaught block) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1block | 152 | Weidemann, Peter (1500) | Lost 1-2 | -181482 |
| 2block | 134 | Bishop, Shawn (1500) | Won 2-0 | +181500 |
| 3block | 124 | Derre, Florent (1500) | Lost 0-2 | -181482 |
| 4block | 186 | Ratcliffe, Mark (1481) | Won 2-0 | +181500 |
| 5block | 186 | Allouchery, Gonzague (1519) | Lost 1-2 | -171483 |
| average opponent: 1500record: 2-3 | new rating: 1483 | |||