Jacob, Scott
Current rating: 1516
Record: 8-7
| Grand Prix Melbourne 2009 (ZEN limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 126 | Jiminez, Carlos (1500) | Won 2-0 | +181518 |
| 2sealed | 75 | Leiva, Roberto (1518) | Lost 0-2 | -181500 |
| 3sealed | 130 | Sinkis, Peter (1500) | Won 2-0 | +181518 |
| 4sealed | 93 | Puszet, Jarron (1570) | Won 2-1 | +191537 |
| 5sealed | 66 | Sadeq, Jafar (1510) | Won 2-0 | +171554 |
| 6sealed | 36 | Mulcahy, Luke (1498) | Lost 1-2 | -191535 |
| 7sealed | 47 | Plinston, Andrew (1456) | Lost 0-2 | -191516 |
| average opponent: 1507record: 4-3 | new rating: 1516 | |||
| Grand Prix Singapore 2009 (extended) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1extended | 18 | Guo, Wei (1500) | Lost 0-2 | -181482 |
| 2extended | 110 | Kang, Gabriel (1559) | Won 2-1 | +191501 |
| 3extended | 69 | Iskandar, Nik (1414) | Lost 1-2 | -191482 |
| 4extended | 140 | Chia, Bing Hong (1510) | Won 2-0 | +181500 |
| 5extended | 140 | Chan, Carlson Kar Fatt (1496) | Lost 0-2 | -181482 |
| 6extended | 138 | Peng, Tie Lun John (1456) | Lost 1-2 | -181464 |
| 7extended | 128 | Guevara, Mark (1463) | Won 2-1 | +181482 |
| 8extended | 104 | Tan, Chia Yam (1485) | Won 2-1 | +181500 |
| average opponent: 1485record: 4-4 | new rating: 1500 | |||