O'Brien, Peter [AUS]
Current rating: 1447
Record: 0-3
| Grand Prix Brisbane 2011 (ISD standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 55 | Deze, Al (1500) | Lost 0-2 | -181482 |
| 2standard | 143 | Fallah, Keramatollah (1517) | Lost 0-2 | -171465 |
| 3standard | 165 | Carter, Sam (1464) | Lost 0-2 | -181447 |
| average opponent: 1494record: 0-3 | new rating: 1447 | |||