Chen, Jack
Current rating: 1538
Record: 9-7
| Grand Prix Sydney 2013 (RTR limited) | starting rating: 1498 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 249 | Trezise, Justin (1500) | Won 2-0 | +181516 |
| 2sealed | 142 | Lam, Francis (1518) | Lost 0-2 | -181498 |
| 3sealed | 228 | Le Mesurier, Corey (1499) | Won 2-1 | +181516 |
| 4sealed | 221 | Sargent, Craig (1516) | Won 2-1 | +181534 |
| 5sealed | 62 | Sainty, Daniel (1535) | Won 2-0 | +181552 |
| 6sealed | 47 | Wong, Garry (1765) | Lost 0-2 | -141538 |
| 7sealed | 83 | Hoskin, Elliot (1535) | Lost 0-2 | -191519 |
| 8sealed | 116 | Chau, Tsz Kit (1523) | Won 2-1 | +191538 |
| average opponent: 1549record: 5-3 | new rating: 1538 | |||
| Grand Prix Sydney 2010 (SOM limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 18 | Telfer, Paul (1500) | Won 2-1 | +181518 |
| 2sealed | 42 | Unwin, Daniel (1413) | Lost 0-2 | -201498 |
| 3sealed | 66 | Simm, Tony R (1465) | Won 2-0 | +171515 |
| 4sealed | 65 | Lee, Hong-Yang (1517) | Lost 0-2 | -171498 |
| 5sealed | 138 | Madigan, Damien (1482) | Lost 0-2 | -191479 |
| 6sealed | 124 | Dermawan, Andrew (1487) | Lost 1-2 | -181461 |
| 7sealed | 112 | Petch, Joshua (1466) | Won 2-0 | +181479 |
| 8sealed | 88 | Howard, Camden (1483) | Won 2-1 | +191498 |
| average opponent: 1477record: 4-4 | new rating: 1498 | |||