Calhoun, Justin
Current rating: 1483
Record: 6-13 (GP) / 9-7 (professional)
| Grand Prix Nashville 2012 (DKA limited) | starting rating: 1463 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 58 | Redmon, Adam (1515) | Won 2-1 | +191482 |
| 2sealed | 83 | Lance, Kory (1518) | Won 2-0 | +181500 |
| 3sealed | 67 | Jensen, Lissa (1491) | Lost 0-2 | -181482 |
| 4sealed | 300 | Dosher, Josh (1517) | Won 2-0 | +191501 |
| 5sealed | 255 | Babin, Kyle (1499) | Lost 1-2 | -181483 |
| top | average opponent: 1508record: 3-2 | new rating: 1483 | ||
| Grand Prix Nashville 2010 (SOM limited) | starting rating: 1517 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 461 | Miller, Nick (1485) | Lost 1-2 | -181499 |
| 3sealed | 568 | Ward, Matt C (1500) | Lost 0-2 | -181481 |
| 4sealed | 667 | Jones, Brian C (1481) | Lost 1-2 | -181463 |
| top | average opponent: 1489record: 0-3 | new rating: 1463 | ||
| Pro Tour San Diego 2010 (WWK standard) | starting rating: 1419 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 159 | Patnik, Michael (1601) | Lost 1-2 | -151404 |
| 2standard | 115 | Nikolai, Jake (1489) | Won 2-0 | +201424 |
| 3standard | 132 | Tsatsos, Demostenes (1529) | Lost 1-2 | -171407 |
| 4standard | 165 | Prost, Andrejs (1649) | Won 2-0 | +231430 |
| 5standard | 122 | Botkov, Max (1678) | Won 2-1 | +221452 |
| 6draft | 175 | Bucher, Manuel (1872) | Lost 1-2 | -111441 |
| 7draft | 120 | Bosch, Geert (1628) | Won 2-1 | +221463 |
| 8draft | 103 | Ruel, Antoine (1668) | Won 2-1 | +211484 |
| 9draft | 55 | Golia, Patrizio (1879) | Lost 0-2 | -111473 |
| 10draft | 74 | Kunzler, Matthias (1787) | Won 2-1 | +241497 |
| 11draft | 62 | Randle, Jonathan (1643) | Won 2-0 | +211518 |
| 12standard | 42 | Malin, Antti (1844) | Lost 0-2 | -131505 |
| 13standard | 55 | Satou, Rin (1575) | Lost 0-2 | -161489 |
| 14standard | 62 | Veigel, Cameron (1589) | Won 2-0 | +191508 |
| 15standard | 55 | Koska, Adam (1956) | Lost 0-2 | -101498 |
| 16standard | 58 | Grimaldi, Davide (1573) | Won 2-1 | +191517 |
| top | average opponent: 1685record: 9-7 | new rating: 1517 | ||
| Grand Prix Oakland 2010 (extended) | starting rating: 1428 | |||
| round | table | opponent (rating) | result | Δrating |
| 1extended | 118 | Eisenhauer, Michael (1482) | Won 2-0 | +191447 |
| 2extended | 89 | Contreras, Cameron (1473) | Lost 0-2 | -181429 |
| 3extended | 220 | Smith, Dan J (1499) | Lost 0-2 | -171412 |
| 4extended | 264 | Howe, Joshua (1454) | Lost 1-2 | -171395 |
| 5extended | 314 | Brown, Matthew (1478) | Won 2-0 | +201415 |
| 6extended | 261 | Sanson, Albert (1456) | Won 2-0 | +191434 |
| 7extended | 203 | Kaminek, Petr (1610) | Lost 1-2 | -151419 |
| top | average opponent: 1493record: 3-4 | new rating: 1419 | ||
| Grand Prix Los Angeles 2009 (extended) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1extended | 146 | Dugdale, John (1482) | Lost 1-2 | -181482 |
| 2extended | 282 | Evangelista, Chris C (1483) | Lost 1-2 | -181464 |
| 3extended | 358 | Pratt, Stephen (1464) | Lost 0-2 | -181446 |
| 4extended | 384 | Stephens, Brad (1447) | Lost 1-2 | -181428 |
| top | average opponent: 1469record: 0-4 | new rating: 1428 | ||