Watts, Justin
Current rating: 1545
Record: 9-6
| Grand Prix Las Vegas 2017 (modern) (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 251 | Heinze, Bryan (1463) | Won 2-1 | +171517 |
| 2modern | 465 | Rosander, Jesse (1529) | Won 2-0 | +191536 |
| 3modern | 79 | Quan, Darius (1528) | Won 2-0 | +171553 |
| 4modern | 86 | Dash, Joshua (1458) | Won 2-1 | +171570 |
| 5modern | 97 | Thompson, Geoffrey (1385) | Won 2-1 | +141584 |
| 6modern | 37 | Lagace, Jean-Samuel (1512) | Lost 0-2 | -191565 |
| 7modern | 213 | Gay, Nathan (1643) | Won 2-0 | +191584 |
| 8modern | 70 | Johnson, Austin 5856 (1591) | Lost 1-2 | -171567 |
| 9modern | 2116 | Alexander, Zachary (1510) | Lost 1-2 | -191548 |
| 10modern | 364 | Sawatari, Kai (1597) | Won 2-0 | +181566 |
| 11modern | 325 | Brown, Joel (1379) | Lost 0-2 | -211545 |
| 12modern | 328 | Akesson, Carl-Henrik (1592) | Won 2-1 | +191564 |
| 13modern | 233 | Prusa, Adam (1711) | Lost 0-2 | -151549 |
| 14modern | 289 | Dugal, Louis-Philippe (1482) | Lost 1-2 | -201529 |
| 15modern | 258 | Tolson, Robert (1426) | Won 2-0 | +161545 |
| average opponent: 1520record: 9-6 | new rating: 1545 | |||