Ewing, Ethan
Current rating: 1479
Record: 4-5
| Grand Prix Pittsburgh 2015 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 799 | McDonald, David (1500) | Won 2-1 | +181518 |
| 2modern | 160 | Helfer, Zachary (1412) | Lost 1-2 | -201498 |
| 3modern | 945 | Fello, Bobby (1500) | Lost 1-2 | -181480 |
| 4modern | 1055 | Stainbrook, Matthew (1428) | Lost 1-2 | -191461 |
| 5modern | 1044 | Pieper, Danielle (1462) | Won 2-0 | +181479 |
| 6modern | 799 | Stanton, Carl (1449) | Won 2-0 | +181497 |
| 7modern | 600 | O'Riley, Damien (1498) | Won 2-0 | +181515 |
| 8modern | 439 | Johnston, Sean (1517) | Lost 1-2 | -181497 |
| 9modern | 409 | Salefski, Alexander (1502) | Lost 0-2 | -181479 |
| average opponent: 1474record: 4-5 | new rating: 1479 | |||