Tarrant, Sullivan
Current rating: 1479
Record: 2-3
| Grand Prix Houston 2018 (RIX limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 43 | Le, Sonny (1456) | Lost 1-2 | -191481 |
| 2sealed | 235 | Smith, Brandon (1410) | Won 2-1 | +171498 |
| 3sealed | 336 | Huang, Shan (1426) | Lost 0-2 | -191479 |
| 4sealed | 316 | Clarke, Collin (1534) | Lost 0-2 | -171462 |
| 5sealed | 338 | Jackson, Edwin (1428) | Won 2-0 | +171479 |
| average opponent: 1451record: 2-3 | new rating: 1479 | |||