Cookman, James M
Current rating: 1589
Record: 11-6-1
| Grand Prix Sacramento 2014 (THS limited) | starting rating: 1540 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 102 | Rokkum, Jeffrey (1500) | Won 2-0 | +171557 |
| 2sealed | 135 | Robertson, Simon (1579) | Lost 1-2 | -171540 |
| 3sealed | 305 | Rudy, Chris (1465) | Won 2-1 | +161556 |
| 4sealed | 149 | Bond, Robert (1444) | Won 2-1 | +161572 |
| 5sealed | 107 | Salveson, Eric G (1527) | Won 2-0 | +171589 |
| 6sealed | 86 | Sanson, Albert (1646) | Won 2-0 | +191608 |
| 7sealed | 35 | Ripman, Benjamin (1548) | Won 2-0 | +171625 |
| 8sealed | 32 | Knight, Christopher (1633) | Lost 0-2 | -171608 |
| 9sealed | 48 | Graeber, Matthew (1566) | Lost 0-2 | -191589 |
| average opponent: 1545record: 6-3 | new rating: 1589 | |||
| Grand Prix Seattle-Tacoma 2012 (DKA limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 150 | Huffaker, Andrew (1518) | Won 2-0 | +181518 |
| 2sealed | 140 | Mcdonough, Brandden (1522) | Lost 0-2 | -181500 |
| 3sealed | 370 | Coufal, Tarl (1501) | Won 2-0 | +181518 |
| 4sealed | 291 | Cronin, Andy J (1517) | Won 2-0 | +181536 |
| 5sealed | 148 | Luke, David (1518) | Won 2-1 | +181554 |
| 6sealed | 46 | Yi, Travis C (1553) | Draw 1-1 | 01554 |
| 7sealed | 105 | Vitro, Teddy (1506) | Won 2-0 | +171571 |
| 8sealed | 63 | Loucks, Jonathon (1797) | Lost 0-2 | -141557 |
| 9sealed | 116 | Kaff, Bryce (1602) | Lost 0-2 | -171540 |
| average opponent: 1559record: 5-3-1 | new rating: 1540 | |||