Johnson, Justin 8477
Current rating: 1448
Record: 2-5
| Grand Prix Pittsburgh 2015 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 609 | Mellon, William (1500) | Won 2-0 | +181518 |
| 2modern | 349 | Looman, Dane (1576) | Lost 1-2 | -171501 |
| 3modern | 884 | Patrick, Cameron (1516) | Won 2-1 | +181519 |
| 4modern | 695 | Strunin, Jake (1608) | Lost 0-2 | -161503 |
| 5modern | 964 | Barge, Carter (1531) | Lost 0-2 | -181485 |
| 6modern | 875 | Wilt, Carl (1403) | Lost 1-2 | -191466 |
| 7modern | 761 | Didelot, Drew (1468) | Lost 0-2 | -181448 |
| average opponent: 1514record: 2-5 | new rating: 1448 | |||