Dia, Roger
Current rating: 1449
Record: 5-9
| Grand Prix New Jersey 2017 (lim) (XLN limited) | starting rating: 1495 | |||
| round | table | opponent (rating) | result | Δrating |
| 3sealed | 184 | Orr, Jonathan (1749) | Lost 0-2 | -131482 |
| 4sealed | 330 | Deerwester, Isaac (1513) | Lost 1-2 | -181464 |
| 5sealed | 390 | Bliss, Richard (1515) | Won 2-0 | +191483 |
| 6sealed | 325 | Chen, Gregory (1564) | Won 2-1 | +201503 |
| 7sealed | 181 | Honkonen, Charles (1518) | Lost 1-2 | -181485 |
| 8sealed | 281 | Rast, Arthur (1470) | Lost 0-2 | -181467 |
| 9sealed | 276 | Luo, Ryan [USA] (1479) | Lost 0-2 | -181449 |
| average opponent: 1544record: 2-5 | new rating: 1449 | |||
| Grand Prix Washington DC 2017 (HOU standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 3standard | 225 | Frostad, Joel (1534) | Won 2-1 | +191519 |
| 4standard | 81 | Sneed, Alex (1477) | Lost 1-2 | -191500 |
| 5standard | 150 | Krieger, Yonathan (1566) | Won 2-1 | +191519 |
| 6standard | 54 | Jones, Kevin (2036) | Lost 1-2 | -91510 |
| 7standard | 189 | Tewolde, Wegahta (1629) | Won 2-0 | +201530 |
| 8standard | 198 | Shrum, Dmitri (1503) | Lost 1-2 | -191511 |
| 9standard | 190 | Halmagyi, Joshua (1613) | Lost 0-2 | -161495 |
| average opponent: 1623record: 3-4 | new rating: 1495 | |||