Ngan, Ho Kwong
Current rating: 1455
| Grand Prix Hong Kong 2013 (THS limited) | starting rating: 1454 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 82 | Huang, Xiaojie (1550) | Lost 0-2 | -161438 |
| 2sealed | 266 | Rothmel, Dennis (1403) | Won 2-0 | +171455 |
| 3sealed | 352 | Tan, Christopher (1489) | Won 2-0 | +191474 |
| 4sealed | 150 | Uy, Michael Jeffrey (1452) | Lost 0-2 | -191455 |
| top | average opponent: 1473record: 2-2 | new rating: 1455 | ||
| Grand Prix Sydney 2006 (TSP limited) | starting rating: 1499 | |||
| round | table | opponent (rating) | result | Δrating |
| 4sealed | 43 | Osawa, Takuya (1959) | Lost 0-2 | -101489 |
| 5sealed | 37 | Breese, Emlyn (1538) | Lost 0-2 | -171472 |
| 6sealed | 57 | Patterson, Stephen (1463) | Lost 0-2 | -181454 |
| top | average opponent: 1653record: 0-3 | new rating: 1454 | ||
| Grand Prix Melbourne 2005 (extended) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1extended | 43 | Clancy, Aaron (1500) | Draw 1-1 | 01500 |
| 2extended | 33 | Otton, Kieren (1546) | Won 2-0 | +191519 |
| 3extended | 20 | Seaton, John (1556) | Lost 0-2 | -171502 |
| 4extended | 46 | Winter, Jonathan (1501) | Lost 0-2 | -181484 |
| 5extended | 55 | Roe, Bridges (1465) | Won 2-1 | +171501 |
| 6extended | 44 | Eyre, Shayne (1408) | Lost 0-2 | -201481 |
| 7extended | 48 | Peeler, Bruce (1480) | Won 2-1 | +181499 |
| top | average opponent: 1494record: 3-3-1 | new rating: 1499 | ||