Acworth, Chris
Current rating: 1439
Record: 2-6
| Grand Prix Brisbane 2013 (modern) | starting rating: 1464 | |||
| round | table | opponent (rating) | result | Δrating |
| 2modern | 109 | Pearce, Ian (1600) | Lost 0-2 | -161448 |
| 3modern | 181 | Fitzpatrick, Steven (1500) | Won 2-0 | +191467 |
| 4modern | 132 | Crewe, David (1818) | Lost 1-2 | -121455 |
| 5modern | 130 | Vance, Andrew [AUS] (1545) | Lost 0-2 | -161439 |
| average opponent: 1616record: 1-3 | new rating: 1439 | |||
| Grand Prix Brisbane 2011 (ISD standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 80 | Coffin, Jeremie (1425) | Lost 1-2 | -191481 |
| 2standard | 134 | Fujii, Dai (1568) | Lost 0-2 | -171464 |
| 3standard | 155 | Millington, Scott (1432) | Won 2-0 | +181482 |
| 4standard | 168 | Tong, Eugene (1482) | Lost 0-0 | -181464 |
| average opponent: 1477record: 1-3 | new rating: 1464 | |||