Puca, Roxanne
Current rating: 1493
Record: 2-3
| Grand Prix Houston 2018 (RIX limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 145 | Sistrunk, Damen2 (1500) | Won 2-1 | +181518 |
| 2sealed | 38 | Heine, Brian (1946) | Won 2-1 | +251543 |
| 3sealed | 80 | Reasor, Ian (1775) | Lost 0-2 | -131530 |
| 4sealed | 236 | Huang, Shan (1445) | Lost 1-2 | -201510 |
| 5sealed | 286 | St-Julien, Christen (1584) | Lost 1-2 | -171493 |
| average opponent: 1650record: 2-3 | new rating: 1493 | |||