Pettit, Joel
Current rating: 1478
Record: 5-6-1
| Grand Prix Auckland 2012 (RTR standard) | starting rating: 1517 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 33 | Wigman, Caleb (1500) | Won 2-0 | +171534 |
| 2standard | 26 | Star, Miro (1518) | Lost 1-2 | -181516 |
| 3standard | 56 | Karan, Anil (1480) | Lost 0-2 | -191497 |
| 4standard | 111 | Gordijn, Jesse (1419) | Lost 0-2 | -191478 |
| average opponent: 1479record: 1-3 | new rating: 1478 | |||
| Grand Prix Brisbane 2011 (ISD standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 129 | Gordon, Joshua [AUS] (1500) | Won 2-1 | +181518 |
| 2standard | 10 | Encel, Benjamin (1522) | Won 2-1 | +181536 |
| 3standard | 7 | Hill, Damon (1535) | Draw 1-1 | 01536 |
| 4standard | 54 | Boonsiri, Toon (1564) | Lost 0-0 | -171519 |
| 5standard | 84 | Graham, Connor (1530) | Lost 0-2 | -181501 |
| 6standard | 117 | Amy, Adam (1478) | Won 2-1 | +171518 |
| 7standard | 86 | Cunningham, Rhys (1469) | Won 2-0 | +171535 |
| 8standard | 59 | Sclauzero, Joseph (1487) | Lost 0-2 | -181517 |
| average opponent: 1511record: 4-3-1 | new rating: 1517 | |||