Heiss, Shawn
Current rating: 1506
Record: 3-3
| Grand Prix Houston 2018 (RIX limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 207 | Desjardin, Michael (1500) | Won 2-0 | +181518 |
| 2sealed | 119 | Solomon, Nick (1391) | Won 2-0 | +161534 |
| 3sealed | 21 | Stone, John (1458) | Won 2-1 | +161550 |
| 4sealed | 75 | Craddock, William (1831) | Lost 0-2 | -131537 |
| 5sealed | 177 | Ginsburg, Adam (1610) | Lost 1-2 | -161521 |
| 6sealed | 231 | Steele, Derrick (1688) | Lost 0-2 | -151506 |
| average opponent: 1580record: 3-3 | new rating: 1506 | |||