Thong, Yew Kuon
Current rating: 1461
Record: 3-5
| Grand Prix Melbourne 2009 (ZEN limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 29 | Fisher, David (1500) | Won 2-1 | +181518 |
| 2sealed | 88 | Walsh, Tyler (1418) | Lost 1-2 | -201498 |
| 3sealed | 77 | Falkenberg, Jarrad (1501) | Lost 1-2 | -181480 |
| 4sealed | 168 | Harrison, Chris [AUS] (1481) | Won 2-0 | +181498 |
| 5sealed | 147 | Ioannidis, Adam (1501) | Won 2-0 | +181516 |
| 6sealed | 98 | Munro, Matt (1518) | Lost 1-2 | -181498 |
| 7sealed | 94 | Bisby, Andrew (1451) | Lost 1-2 | -191479 |
| 8sealed | 93 | Larcombe, Matthew (1481) | Lost 1-2 | -181461 |
| average opponent: 1481record: 3-5 | new rating: 1461 | |||