Jackson, Joshua
Current rating: 1425
| Grand Prix Atlanta 2016 (KLD limited) | starting rating: 1457 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 619 | Brown, Andrew F (1575) | Won 2-0 | +201477 |
| 2sealed | 723 | Opolka, Peter (1561) | Lost 0-2 | -161461 |
| 3sealed | 1070 | Lavender, Kaleb (1506) | Lost 0-2 | -181443 |
| 4sealed | 1080 | Humphreys, Josh (1442) | Lost 1-2 | -181425 |
| top | average opponent: 1521record: 1-3 | new rating: 1425 | ||
| Grand Prix Atlanta 2015 (BFZ limited) | starting rating: 1467 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 679 | Dennis, Thomas (1484) | Won 2-0 | +181485 |
| 2sealed | 311 | Jordan, Caleb (1527) | Lost 0-2 | -171468 |
| 3sealed | 741 | McMillion, James (1501) | Won 2-0 | +191487 |
| 4sealed | 390 | Veal, Adam (1589) | Won 2-1 | +201507 |
| 5sealed | 213 | Rodriguez, Brian (1531) | Lost 0-2 | -181489 |
| 6sealed | 293 | Blanchet, Eric (1656) | Lost 0-2 | -151474 |
| 7sealed | 487 | Kreisel, Joshua (1454) | Lost 1-2 | -181456 |
| 8sealed | 389 | Palmer, Andrew (1453) | Won 2-0 | +181474 |
| 9sealed | 310 | Reed, Wesley (1548) | Lost 0-2 | -171457 |
| top | average opponent: 1527record: 4-5 | new rating: 1457 | ||
| Grand Prix Orlando 2014 (KTK limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 812 | Crescenti, Christopher (1620) | Lost 1-2 | -161484 |
| 2sealed | 929 | Farrington, Kyle (1556) | Won 2-1 | +191503 |
| 3sealed | 229 | Bastecki, Alex (1469) | Lost 1-2 | -181485 |
| 4sealed | 359 | Casey, John 2 (1502) | Won 0-0 | +181503 |
| 5sealed | 310 | Martin, Kristopher (1498) | Lost 0-2 | -181485 |
| 6sealed | 300 | Kubler, Carl (1484) | Lost 0-2 | -181467 |
| top | average opponent: 1521record: 2-4 | new rating: 1467 | ||