Owens, John
Current rating: 1451
| Grand Prix Pittsburgh 2015 (modern) | starting rating: 1483 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 883 | Behr, Bryan (1580) | Lost 1-2 | -161467 |
| 2modern | 834 | Lin, Michael (1486) | Lost 1-2 | -181449 |
| 3modern | 1154 | Walker, Lynsey (1464) | Won 2-0 | +191468 |
| 4modern | 909 | Martin, Kyle (1542) | Won 2-0 | +191487 |
| 5modern | 887 | Minuti, Joseph (1455) | Lost 1-2 | -191468 |
| 6modern | 885 | Miller, Stuart (1481) | Draw 1-1 | +11469 |
| 7modern | 721 | Ledoux, Jeff (1474) | Lost 0-2 | -181451 |
| 8modern | 597 | Blubaugh, Lachlan (1466) | Won 2-1 | +181469 |
| 9modern | 462 | Parker, Matthew (1486) | Lost 1-2 | -181451 |
| top | average opponent: 1493record: 3-5-1 | new rating: 1451 | ||
| Grand Prix Richmond 2014 (modern) | starting rating: 1482 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 1225 | Hendry, Ian (1596) | Lost 0-2 | -161466 |
| 2modern | 1555 | Wu, Feng (1446) | Lost 1-2 | -181448 |
| 3modern | 1617 | Tracy, Anthony (1466) | Won 2-0 | +181466 |
| 4modern | 1509 | Taylor, Dakota (1482) | Won 2-0 | +181484 |
| 5modern | 1374 | Hochman, Will (1403) | Won 2-0 | +171501 |
| 6modern | 1224 | Webster, Justin (1520) | Lost 1-2 | -181483 |
| top | average opponent: 1486record: 3-3 | new rating: 1483 | ||
| Grand Prix Charlotte 2013 (GTC limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 728 | Perlman, David (1500) | Lost 0-2 | -181482 |
| top | record: 0-1 | new rating: 1482 | ||