Wiebell, Chris
Current rating: 1513
Record: 7-6
| Grand Prix Melbourne 2012 (DKA limited) | starting rating: 1536 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 113 | Ng, Shen Wei (1500) | Lost 1-2 | -191517 |
| 2sealed | 191 | Zhang, Tao (1515) | Won 2-1 | +181535 |
| 3sealed | 149 | MORRISON, SEAN A (1499) | Won 2-0 | +171552 |
| 4sealed | 94 | Bretherton, Dan (1502) | Lost 0-2 | -191533 |
| 5sealed | 172 | Villanueva, Dean (1404) | Lost 1-2 | -201513 |
| average opponent: 1484record: 2-3 | new rating: 1513 | |||
| Grand Prix Melbourne 2009 (ZEN limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 117 | Brisse, Olivier (1521) | Won 2-0 | +181518 |
| 2sealed | 94 | Sheppard, Craig A (1500) | Won 2-0 | +181536 |
| 3sealed | 55 | Nguyen, Kenny [AUS] (1536) | Lost 0-2 | -181518 |
| 4sealed | 125 | Maurer, David (1518) | Won 2-1 | +181536 |
| 5sealed | 57 | Pepper, Patrick (1541) | Won 2-0 | +181554 |
| 6sealed | 50 | Wong, Wai Bien (1587) | Lost 1-2 | -171537 |
| 7sealed | 59 | Povey, Lyndon J (1501) | Won 2-0 | +171554 |
| 8sealed | 30 | Swords, Chester (1536) | Lost 0-2 | -181536 |
| average opponent: 1530record: 5-3 | new rating: 1536 | |||