Ngo, Hac
Current rating: 1428
| Grand Prix Houston 2013 (DGM limited) | starting rating: 1484 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 80 | Henkes, Ben (1460) | Lost 1-2 | -191465 |
| 2sealed | 310 | Ochoa, Aaron (1482) | Lost 0-2 | -171448 |
| 3sealed | 86 | Hochman, Will (1388) | Lost 0-2 | -201428 |
| top | average opponent: 1444record: 0-3 | new rating: 1428 | ||
| Grand Prix Austin 2012 (ISD limited) | starting rating: 1482 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 250 | Schweiss, Ashley (1500) | Won 2-0 | +181500 |
| 2sealed | 181 | Hernandez, Ramon (1500) | Lost 0-2 | -181482 |
| 3sealed | 183 | Jones, Mark (1500) | Won 2-0 | +191501 |
| 4sealed | 178 | Cardenas, Johnie (1518) | Won 2-1 | +181519 |
| 5sealed | 192 | Magelssen, Josh (1540) | Lost 1-2 | -181501 |
| 6sealed | 288 | Lewis, Shaun C (1517) | Lost 1-2 | -171484 |
| top | average opponent: 1512record: 3-3 | new rating: 1484 | ||
| Grand Prix Houston 2010 (extended) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1extended | 196 | Reynolds, Andrew (1500) | Lost 0-2 | -181482 |
| top | record: 0-1 | new rating: 1482 | ||