Tweidt, Stefan
Current rating: 1480
Record: 2-3
| Grand Prix Seattle-Tacoma 2015 (legacy) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 692 | Pierce, Lucius (1516) | Won 2-0 | +181518 |
| 2legacy | 258 | Bossie, Shay (1484) | Lost 1-2 | -181500 |
| 3legacy | 618 | Sundberg, Seth (1446) | Lost 1-2 | -191481 |
| 4legacy | 664 | Von Hoogenstyn, Richard (1481) | Won 2-0 | +181499 |
| 5legacy | 685 | Buckingham, Dustin (1452) | Lost 1-2 | -191480 |
| average opponent: 1476record: 2-3 | new rating: 1480 | |||