Butler, David
Current rating: 1500
Record: 6-6-1
| Grand Prix Sydney 2013 (RTR limited) | starting rating: 1541 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 84 | ABrook, Aaron (1500) | Draw 1-1 | 01541 |
| 2sealed | 164 | Ta, Patrick (1499) | Lost 0-2 | -191522 |
| 3sealed | 245 | Caillard, Tony (1464) | Won 2-0 | +171539 |
| 4sealed | 200 | Cornford, David (1485) | Lost 1-2 | -191520 |
| 5sealed | 242 | Kiesanowski, Cody (1433) | Lost 0-2 | -201500 |
| average opponent: 1476record: 1-3-1 | new rating: 1500 | |||
| Grand Prix Sydney 2010 (SOM limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 147 | Shum, Edmund (1597) | Won 2-1 | +201520 |
| 2sealed | 67 | Bandas, Jim (1661) | Won 2-1 | +201540 |
| 3sealed | 5 | Subsiri, Ronnachai (1513) | Lost 0-2 | -181522 |
| 4sealed | 64 | Egan, Owen (1520) | Won 2-1 | +181540 |
| 5sealed | 30 | Crewe, David (1664) | Lost 1-2 | -161524 |
| 6sealed | 110 | Archangelo, Felipe (1519) | Lost 0-2 | -181506 |
| 7sealed | 97 | Cameron, Daniel (1483) | Won 2-0 | +181524 |
| 8sealed | 72 | Tregoning, Andrew J (1516) | Won 2-0 | +171541 |
| average opponent: 1559record: 5-3 | new rating: 1541 | |||