Armstrong, Eric
Current rating: 1446
Record: 2-5
| Grand Prix Pittsburgh 2015 (modern) | starting rating: 1462 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 448 | Lee, Jacob (1453) | Lost 0-2 | -191443 |
| 2modern | 673 | Rippole, Justin (1483) | Won 2-0 | +191462 |
| 3modern | 872 | Koury, Anthony (1578) | Lost 1-2 | -161446 |
| average opponent: 1505record: 1-2 | new rating: 1446 | |||
| Grand Prix Las Vegas 2015 (2) (MM2 limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 74 | Andrela, Aluchan (1419) | Lost 1-2 | -191481 |
| 2sealed | 194 | Bond, Dan (1482) | Lost 0-2 | -181463 |
| 3sealed | 299 | Baukholt, Robert (1409) | Won 2-1 | +171480 |
| 4sealed | 253 | Schroyer, Benjamin (1481) | Lost 0-2 | -181462 |
| average opponent: 1448record: 1-3 | new rating: 1462 | |||