David, Julius Amschel
Current rating: 1503
Record: 6-6-1
| Grand Prix Sydney 2010 (SOM limited) | starting rating: 1502 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 11 | Obradovic, Milan (1500) | Lost 0-2 | -181484 |
| 2sealed | 181 | Molloy, James (1482) | Won 2-0 | +181502 |
| 3sealed | 144 | Hood, Michael (1582) | Won 2-0 | +201522 |
| 4sealed | 122 | Halford, Clay A (1478) | Lost 1-2 | -191503 |
| 5sealed | 126 | Ceglinski, Jordan T (1501) | Won 2-0 | +181521 |
| 6sealed | 75 | Pepper, Patrick (1537) | Lost 0-2 | -181503 |
| average opponent: 1513record: 3-3 | new rating: 1503 | |||
| Grand Prix Manila 2006 (GPT limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 121 | Ascalon, Jason (1500) | Won 1-0 | +181518 |
| 2sealed | 40 | Piechnick, Daniel (1567) | Lost 0-2 | -171501 |
| 3sealed | 90 | Gozon, Emmanuel N (1502) | Won 2-0 | +181519 |
| 4sealed | 70 | Canlas, Christopher (1518) | Won 2-1 | +181537 |
| 5sealed | 34 | Kiwanont, Sukhum (1618) | Lost 0-2 | -171520 |
| 6sealed | 87 | Calabon, Dean (1519) | Draw 1-1 | 01520 |
| 7sealed | 65 | Profeta, Paul Ritchie (1518) | Lost 0-2 | -181502 |
| average opponent: 1535record: 3-3-1 | new rating: 1502 | |||