Hafer, Jared W
Current rating: 1505
| Grand Prix Seattle-Tacoma 2012 (DKA limited) | starting rating: 1501 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 145 | Preuss, Derek (1500) | Won 2-0 | +181519 |
| 2sealed | 62 | Hall, Adam (1432) | Won 2-0 | +161535 |
| 3sealed | 82 | Pikula, Chris (1658) | Lost 1-2 | -161519 |
| 4sealed | 259 | Coulson, Phil (1574) | Lost 0-2 | -171502 |
| 5sealed | 363 | Butler, Nick (1500) | Won 2-1 | +181520 |
| 6sealed | 264 | Koven, Robert (1644) | Lost 1-2 | -151505 |
| top | average opponent: 1551record: 3-3 | new rating: 1505 | ||
| Grand Prix Portland 2010 (M11 limited) | starting rating: 1558 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 284 | Dailey, Bryson (1464) | Lost 1-2 | -201538 |
| 2sealed | 431 | Schomburg, Dan (1506) | Lost 0-2 | -181520 |
| 3sealed | 550 | Sutton, Daniel (1464) | Lost 1-2 | -191501 |
| top | average opponent: 1478record: 0-3 | new rating: 1501 | ||
| Grand Prix Seattle 2009 (ARB standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 142 | Miller, Chris c (1500) | Won 2-0 | +181518 |
| 2standard | 173 | Lapine, Michael (1544) | Lost 0-2 | -181500 |
| 3standard | 325 | Leboki, Taylor (1498) | Lost 0-2 | -181482 |
| 4standard | 425 | Felske, Andrew (1481) | Won 2-0 | +181500 |
| 5standard | 391 | Wascisin, William (1498) | Won 2-0 | +181518 |
| 6standard | 208 | Heard, Jaron (1516) | Won 2-0 | +181536 |
| 7standard | 231 | Evans, Murray (1722) | Won 2-1 | +221558 |
| 8standard | 113 | Cooper, Caleb D (1541) | Won 2-0 | +171575 |
| 9standard | 50 | Mohr, Bryan (1607) | Lost 0-0 | -171558 |
| top | average opponent: 1545record: 6-3 | new rating: 1558 | ||