Mason, Jarrett
Current rating: 1557
Record: 5-2-1
| Grand Prix Seattle 2018 (legacy) (legacy) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 41 | Monson, Trygg (1500) | Won 2-1 | +181518 |
| 2legacy | 114 | Symonds, Justin (1518) | Draw 1-1 | 01518 |
| 3legacy | 340 | Laucke, Michael (1528) | Won 2-1 | +181536 |
| 4legacy | 189 | Trettel, Nick (1538) | Won 2-0 | +181554 |
| 5legacy | 102 | Sentel, Kyle (1611) | Lost 0-2 | -171537 |
| 6legacy | 224 | Foran, Matthew (1509) | Lost 1-2 | -181519 |
| 7legacy | 345 | Davila, Gilbert (1664) | Won 2-1 | +201539 |
| 8legacy | 236 | Peterson, Kyle (1509) | Won 2-1 | +181557 |
| average opponent: 1547record: 5-2-1 | new rating: 1557 | |||