Jackson, Kevin
Current rating: 1406
| Grand Prix Oklahoma City 2013 (THS limited) | starting rating: 1412 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 142 | Wilkins, Steven (1500) | Won 2-1 | +201432 |
| 2sealed | 108 | Radmard, Amir (1518) | Won 2-0 | +201452 |
| 3sealed | 268 | Palmer, Andrew (1550) | Won 2-1 | +191471 |
| 4sealed | 142 | Weier, Allen (1511) | Lost 1-2 | -171454 |
| 5sealed | 222 | Yan, Yan (1566) | Lost 0-2 | -161438 |
| 6sealed | 389 | Williams, Joseph (1454) | Lost 0-2 | -181420 |
| 7sealed | 332 | Southworth, Jason (1619) | Lost 0-2 | -141406 |
| top | average opponent: 1531record: 3-4 | new rating: 1406 | ||
| Grand Prix Houston 2013 (DGM limited) | starting rating: 1445 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 264 | Verrette, Clifford (1500) | Lost 0-2 | -171428 |
| 2sealed | 407 | Rochford, James (1483) | Won 2-1 | +191447 |
| 3sealed | 290 | Spain, Taylor (1469) | Lost 0-2 | -171430 |
| 4sealed | 343 | Hill, Christopher (1482) | Lost 0-2 | -181412 |
| top | average opponent: 1484record: 1-3 | new rating: 1412 | ||
| Grand Prix San Antonio 2012 (RTR standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 215 | Stone, Colin (1448) | Lost 0-2 | -191481 |
| 2standard | 308 | Morales, Brandon (1481) | Lost 1-2 | -181463 |
| 3standard | 361 | Bollinger, Tyson (1465) | Lost 0-2 | -181445 |
| top | average opponent: 1465record: 0-3 | new rating: 1445 | ||