Powser, Robert
Current rating: 1447
Record: 0-3-1
| Grand Prix Las Vegas 2018 (modern) (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 716 | Pang, Rui (1500) | Lost 0-2 | -181482 |
| 2modern | 743 | Rhodes, Nathan (1524) | Draw 1-1 | +11483 |
| 3modern | 912 | Jones, Nathaniel (1446) | Lost 0-2 | -191464 |
| 4modern | 860 | Toy, Christopher (1521) | Lost 0-2 | -171447 |
| average opponent: 1498record: 0-3-1 | new rating: 1447 | |||