Armstrong, Otah
Current rating: 1461
Record: 1-3
| Grand Prix Dallas-Fort Worth 2015 (ORI limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 493 | Salvador, Jorge (1373) | Won 2-0 | +161516 |
| 2sealed | 148 | Yeoh, Ken-Min (1544) | Lost 1-2 | -181498 |
| 3sealed | 606 | Kizuka, Jeremy (1446) | Lost 1-2 | -191479 |
| 4sealed | 540 | Shuman, Jim (1482) | Lost 1-2 | -181461 |
| average opponent: 1461record: 1-3 | new rating: 1461 | |||