Jones, Jack
Current rating: 1463
Record: 2-4
| Grand Prix Houston 2013 (DGM limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 304 | Ames, Michael (1476) | Lost 0-2 | -181482 |
| 2sealed | 405 | James, Derek (1482) | Lost 0-2 | -181464 |
| 3sealed | 420 | Johnson, Eric (1405) | Lost 1-2 | -191445 |
| 4sealed | 401 | Tabor, Wayne (1449) | Won 2-0 | +181463 |
| 5sealed | 347 | Reyes, Pedro (1467) | Won 2-0 | +181481 |
| 6sealed | 276 | Sims, Cord (1487) | Lost 1-2 | -181463 |
| average opponent: 1461record: 2-4 | new rating: 1463 | |||