Howell, Robbie
Current rating: 1487
Record: 2-3
| Grand Prix Houston 2018 (RIX limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 90 | Morris, Anthony (1516) | Won 2-1 | +181518 |
| 2sealed | 116 | Martin, John (1482) | Won 2-0 | +181536 |
| 3sealed | 82 | Kiefer, Quinn (1657) | Lost 1-2 | -161520 |
| 4sealed | 217 | Leeper, Ryan (1726) | Lost 1-2 | -141506 |
| 5sealed | 296 | Nguyen, Thien Thuc (1498) | Lost 0-2 | -191487 |
| average opponent: 1576record: 2-3 | new rating: 1487 | |||