Chin, Mark
Current rating: 1499
Record: 2-2-1
| Grand Prix Washington DC 1999 (UDS limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 106 | Lacy, Andrew (1500) | Won 0-0 | +181518 |
| 2sealed | 52 | Guinn, Matt (1521) | Won 0-0 | +181536 |
| 3sealed | 46 | McKeown, Sean (1518) | Draw 0-0 | 01536 |
| 4sealed | 69 | Harding, Philip (1517) | Lost 0-0 | -191517 |
| 5sealed | 108 | Tate, Eric (1517) | Lost 0-0 | -181499 |
| average opponent: 1515record: 2-2-1 | new rating: 1499 | |||