Jones, Marc
Current rating: 1500
Record: 4-4
| Grand Prix Houston 2018 (RIX limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 120 | Ramos, Michael (1644) | Won 2-1 | +211521 |
| 2sealed | 120 | Nunez, Luis (1498) | Lost 0-2 | -191502 |
| 3sealed | 120 | Baker, Steve (1331) | Won 2-0 | +151517 |
| 4sealed | 120 | Woolley, Daniel (1483) | Lost 0-2 | -191498 |
| 5sealed | 120 | Rhodes, Austin (1577) | Lost 1-2 | -161482 |
| 6sealed | 120 | Espadas, Alfonso (1487) | Won 2-0 | +181500 |
| 7sealed | 120 | Pedro, Michelle (1523) | Won 2-0 | +181518 |
| 8sealed | 120 | DePouw, Brent (1505) | Lost 1-2 | -181500 |
| average opponent: 1506record: 4-4 | new rating: 1500 | |||