Jackson, Jack
Current rating: 1458
Record: 6-9-1
| Grand Prix Manchester 2014 (Theros block) | starting rating: 1408 | |||
| round | table | opponent (rating) | result | Δrating |
| 1block | 475 | Scott, Ben J (1500) | Won 2-0 | +191427 |
| 2block | 297 | Shepherd, Anthony (1503) | Won 2-1 | +201447 |
| 3block | 4 | McLeod, Lewis (1572) | Lost 1-2 | -161431 |
| 4block | 230 | Noorlander, Mark (1567) | Won 2-1 | +201451 |
| 5block | 184 | Klein, Fabian (1651) | Lost 0-2 | -141437 |
| 6block | 323 | Morgan, Geraint (1576) | Won 2-1 | +211458 |
| 7block | 163 | Watson, Chloe (1484) | Won 2-0 | +181476 |
| 8block | 1 | Mochan, Levi (1465) | Lost 0-2 | -181458 |
| average opponent: 1540record: 5-3 | new rating: 1458 | |||
| Grand Prix London 2003 (Onslaught block) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1block | 56 | Schmidtke, Tayfun-Marcel (1456) | Lost 0-2 | -191481 |
| 2block | 194 | Merriman, Darren (1482) | Lost 0-2 | -181463 |
| 3block | 216 | Hawker, Matthew (1398) | Lost 0-2 | -191444 |
| 4block | 247 | Tailly, Steeve (1394) | Lost 0-2 | -191425 |
| 5block | 229 | Cliad, Antonio (1427) | Won 2-0 | +181443 |
| 6block | 194 | Lawn, Mark (1446) | Lost 0-2 | -181425 |
| 7block | 168 | Chong, Ted (1427) | Lost 0-2 | -181407 |
| 8block | 150 | Eldridge, Jack (1429) | Draw 1-1 | +11408 |
| average opponent: 1432record: 1-6-1 | new rating: 1408 | |||