Halvorson, Jason
Current rating: 1445
Record: 1-4
| Grand Prix Seattle-Tacoma 2015 (legacy) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 24 | Marinus, Justice (1485) | Lost 0-2 | -181482 |
| 2legacy | 703 | Brews, Robert (1437) | Lost 1-2 | -191463 |
| 3legacy | 874 | Van Slyke, Andre (1466) | Lost 0-2 | -181445 |
| 4legacy | 888 | McGraw, Ian (1435) | Won 2-0 | +181463 |
| 5legacy | 742 | Calapp, Jason (1465) | Lost 0-2 | -181445 |
| average opponent: 1458record: 1-4 | new rating: 1445 | |||