Light, David
Current rating: 1539
Record: 5-3
| Grand Prix Houston 2013 (DGM limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 20 | Evans, Kyle (1506) | Won 2-1 | +181518 |
| 2sealed | 146 | Slingerland, Maxfield (1593) | Lost 0-2 | -171501 |
| 3sealed | 347 | Arnott, Jeremy (1500) | Lost 0-2 | -181483 |
| 4sealed | 321 | Webb, Andrew (1504) | Won 2-0 | +191502 |
| 5sealed | 282 | Oates, William (1469) | Won 2-0 | +171519 |
| 6sealed | 222 | Tang, Wesley (1516) | Won 2-0 | +181537 |
| 7sealed | 226 | O'Brien, Christopher (1537) | Won 2-1 | +181555 |
| 8sealed | 101 | Katz, Matthew (1671) | Lost 1-2 | -161539 |
| average opponent: 1537record: 5-3 | new rating: 1539 | |||