Prager, Zack
Current rating: 1482
Record: 3-4
| Grand Prix Denver 2015 (KTK standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 144 | Dixon, Jay (1513) | Won 2-1 | +181518 |
| 2standard | 242 | Buell, Shawn (1623) | Lost 1-2 | -161502 |
| 3standard | 551 | Atwater, Jaeden (1499) | Lost 0-2 | -181484 |
| 4standard | 613 | Bridgham, William (1481) | Won 2-0 | +181502 |
| 5standard | 345 | Barraza, Florentino (1473) | Lost 1-2 | -191483 |
| 6standard | 433 | Doodley, Josh (1482) | Won 2-1 | +181501 |
| 7standard | 363 | Ouano, Jeff (1413) | Lost 0-2 | -191482 |
| average opponent: 1498record: 3-4 | new rating: 1482 | |||