Powers, Jayson
Current rating: 1453
| Grand Prix Charlotte 2015 (modern) | starting rating: 1447 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 1035 | Vinson, Brandon (1500) | Won 2-0 | +191466 |
| 2modern | 757 | Bausher-Bellton, Daniel E (1519) | Lost 0-2 | -171449 |
| 3modern | 1056 | Hernandez, Oscar (1500) | Lost 1-2 | -171432 |
| 4modern | 1011 | Williams, Alex (1415) | Won 2-0 | +171449 |
| 5modern | 850 | McMullen, Gabriel (1507) | Won 2-1 | +191468 |
| 6modern | 766 | Mitchell, Zane (1620) | Lost 0-2 | -151453 |
| top | average opponent: 1510record: 3-3 | new rating: 1453 | ||
| Grand Prix Richmond 2014 (modern) | starting rating: 1463 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 547 | Koch, Justin (1465) | Lost 0-2 | -181445 |
| 2modern | 608 | Arcangeli, Alex (1481) | Won 2-0 | +191464 |
| 3modern | 583 | Seward, Christopher (1500) | Won 2-0 | +181482 |
| 4modern | 338 | Powell, Jason (1484) | Won 2-0 | +181500 |
| 5modern | 138 | Mullins, Terry (1505) | Lost 0-2 | -181482 |
| 6modern | 397 | O'Connell, Alexander (1472) | Lost 0-2 | -181464 |
| 7modern | 356 | Nedzweckas, Adam (1486) | Lost 0-2 | -171447 |
| top | average opponent: 1485record: 3-4 | new rating: 1447 | ||
| Grand Prix Charlotte 2013 (GTC limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 412 | Ouimette, Justin (1500) | Lost 0-2 | -181482 |
| 2sealed | 392 | Horowitz, Eric (1425) | Lost 0-2 | -191463 |
| top | average opponent: 1463record: 0-2 | new rating: 1463 | ||