Cottrell, Jamie
Current rating: 1530
Record: 8-6
| Grand Prix Melbourne 2005 (extended) | starting rating: 1517 | |||
| round | table | opponent (rating) | result | Δrating |
| 1extended | 37 | Harris, Colin (1418) | Lost 0-2 | -191498 |
| 2extended | 50 | Patterson, Stephen (1394) | Won 2-1 | +161514 |
| 3extended | 36 | Hunn, Philip (1475) | Lost 1-2 | -191495 |
| 4extended | 57 | Crawley, Robert (1482) | Won 2-0 | +181513 |
| 5extended | 52 | Rolf, Harry (1500) | Won 2-0 | +181531 |
| 6extended | 34 | Lehmann, Andrew (1536) | Won 2-0 | +181549 |
| 7extended | 23 | Sherwood, John (1535) | Lost 0-2 | -191530 |
| average opponent: 1477record: 4-3 | new rating: 1530 | |||
| Grand Prix Brisbane 2004 (COK limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 47 | Constable, Lisa (1500) | Won 2-0 | +181518 |
| 2sealed | 41 | Caley, Dan (1500) | Won 2-0 | +181536 |
| 3sealed | 33 | Walkinshaw, Ray (1525) | Lost 0-2 | -191517 |
| 4sealed | 64 | Ha, Ton (1515) | Lost 0-2 | -181499 |
| 5sealed | 69 | Baberowski, Huxley (1502) | Lost 0-2 | -181481 |
| 6sealed | 92 | Weeks, Adan (1481) | Won 2-0 | +181499 |
| 7sealed | 65 | Stasiuk, Luke (1499) | Won 2-0 | +181517 |
| average opponent: 1503record: 4-3 | new rating: 1517 | |||