Osmar, Chelsea
Current rating: 1489
Record: 2-3
| Grand Prix Montreal 2018 (GRN limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 338 | Kaspar, Kendall (1667) | Lost 0-2 | -151485 |
| 2sealed | 413 | Dumont, Stephen (1482) | Won 2-1 | +181503 |
| 3sealed | 255 | Edmunds, Chris (1442) | Won 2-1 | +171520 |
| 4sealed | 287 | Parsons, Eric (1496) | Lost 1-2 | -191501 |
| 5sealed | 252 | Mitchell, Zane (1824) | Lost 1-2 | -121489 |
| average opponent: 1582record: 2-3 | new rating: 1489 | |||