Gannon, Devin
Current rating: 1549
Record: 5-3
| Grand Prix Pittsburgh 2015 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 412 | Erickson, Zachery (1483) | Won 2-0 | +181518 |
| 2modern | 591 | Valenti, Philip (1496) | Won 2-0 | +171535 |
| 3modern | 25 | Zabowski, Brian (1503) | Won 2-1 | +181553 |
| 4modern | 171 | Betesh, Ralph (1913) | Won 2-1 | +241577 |
| 5modern | 27 | Tubergen, Pieter (1712) | Lost 0-2 | -161561 |
| 6modern | 150 | Ling, Matthew (1711) | Won 2-0 | +211582 |
| 7modern | 177 | Gillis, Daniel (1705) | Lost 0-2 | -161566 |
| 8modern | 170 | Massak, Shawn (1614) | Lost 1-2 | -171549 |
| average opponent: 1642record: 5-3 | new rating: 1549 | |||