Callahan, Kipp
Current rating: 1495
Record: 15-17
| Grand Prix Atlanta 2015 (BFZ limited) | starting rating: 1467 | |||
| round | table | opponent (rating) | result | Δrating |
| 3sealed | 23 | Reusing, Sean (1570) | Lost 0-2 | -161451 |
| 4sealed | 415 | Dibble, Matthew (1524) | Won 2-1 | +201471 |
| 5sealed | 347 | Corzo, Robert (1608) | Won 2-1 | +201491 |
| 6sealed | 181 | Warren, Mike (1614) | Won 2-0 | +201511 |
| 7sealed | 150 | Castelli, Corey (1631) | Lost 0-2 | -151496 |
| 8sealed | 186 | Johnston, Richard (1627) | Won 2-0 | +201516 |
| 9sealed | 162 | Neu, Matthew (1575) | Won 2-1 | +191535 |
| 10draft | 22 | Chapman, Ben (1781) | Lost 0-2 | -141521 |
| 11draft | 77 | Moisant, Alex (1593) | Lost 0-2 | -161505 |
| 12draft | 52 | Zaccagnino, Timothy (1572) | Won 2-0 | +191524 |
| 13draft | 65 | Esposito, John (1781) | Lost 0-2 | -131511 |
| 14draft | 66 | Kohrs, Brandon (1658) | Lost 0-2 | -161495 |
| top | average opponent: 1628record: 6-6 | new rating: 1495 | ||
| Grand Prix New Jersey 2014 (legacy) | starting rating: 1483 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 269 | Keating, Michael (1536) | Won 2-0 | +191502 |
| 2legacy | 198 | Firebaugh, Jeremy (1571) | Lost 1-2 | -171485 |
| 3legacy | 360 | Mohr, Mike (1448) | Lost 1-2 | -191466 |
| 4legacy | 473 | Brill, Christopher (1465) | Won 2-1 | +181484 |
| 5legacy | 357 | Briscoe, Kenneth (1544) | Lost 1-2 | -171467 |
| top | average opponent: 1513record: 2-3 | new rating: 1467 | ||
| Grand Prix Richmond 2014 (modern) | starting rating: 1520 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 1389 | Campman, Andrew (1466) | Won 2-0 | +171537 |
| 2modern | 1113 | Joglar, Daniel (1482) | Lost 1-2 | -191518 |
| 3modern | 1404 | Reen, Rory (1500) | Lost 1-2 | -191499 |
| 4modern | 1444 | Dronfield, Stephen (1574) | Lost 0-2 | -161483 |
| top | average opponent: 1505record: 1-3 | new rating: 1483 | ||
| Grand Prix Las Vegas 2013 (MMA limited) | starting rating: 1558 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 1543 | Bange, Zachary (1500) | Lost 0-2 | -191539 |
| 2sealed | 1679 | Kovacs, Matthew (1481) | Lost 0-2 | -191520 |
| top | average opponent: 1491record: 0-2 | new rating: 1520 | ||
| Grand Prix Boston 2005 (extended) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1extended | 126 | Check, Randy (1500) | Won 2-0 | +181518 |
| 2extended | 141 | Kahn, Jared (1428) | Won 2-1 | +161534 |
| 3extended | 81 | Littman, Fai (1535) | Won 2-0 | +181552 |
| 4extended | 76 | Postlethwait, William (1554) | Lost 1-2 | -181534 |
| 5extended | 109 | Raymond, Brian (1488) | Won 2-1 | +181552 |
| 6extended | 27 | Healy, Craig (1557) | Won 2-1 | +181570 |
| 7extended | 28 | Anan, Go (1656) | Lost 1-2 | -171553 |
| 8extended | 78 | Gaudard, Jason (1685) | Won 2-1 | +211574 |
| 9extended | 57 | Lynch, Brian (1696) | Lost 1-2 | -161558 |
| top | average opponent: 1567record: 6-3 | new rating: 1558 | ||