Morehead, Jack
Current rating: 1411
Record: 6-12-1
| Grand Prix Denver 2019 (M20 standard) | starting rating: 1420 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 93 | Roach, Zachary (1709) | Lost 0-2 | -131407 |
| 2standard | 252 | Salinas, Merced 5390 (1507) | Lost 0-2 | -161391 |
| 3standard | 298 | Brenner, Stefan (1368) | Won 2-1 | +171408 |
| 4standard | 241 | Wharemate, Ngawati (1484) | Won 2-0 | +191427 |
| 5standard | 164 | Posey, Kendall (1509) | Lost 1-2 | -161411 |
| top | average opponent: 1515record: 2-3 | new rating: 1411 | ||
| Grand Prix Seattle 2018 (legacy) (legacy) | starting rating: 1447 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 363 | Snyder, Bennett (1802) | Lost 0-2 | -111436 |
| 2legacy | 485 | Miller, Brett (1488) | Draw 1-1 | +11437 |
| 3legacy | 661 | Knight, Sean (1487) | Lost 1-2 | -171420 |
| top | average opponent: 1592record: 0-2-1 | new rating: 1420 | ||
| Grand Prix Denver 2015 (KTK standard) | starting rating: 1481 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 157 | Whiting, Amos A (1500) | Won 2-1 | +181499 |
| 2standard | 102 | McCary, Sean (1566) | Won 2-0 | +191518 |
| 3standard | 111 | McCue, Spencer (1536) | Lost 1-2 | -171501 |
| 4standard | 195 | Engelbart, Matt (1522) | Lost 0-2 | -181483 |
| 5standard | 448 | Orr, James (1481) | Lost 0-2 | -181465 |
| 6standard | 489 | Burton, John (1485) | Lost 0-2 | -181447 |
| top | average opponent: 1515record: 2-4 | new rating: 1447 | ||
| Grand Prix Salt Lake City 2012 (DKA standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 38 | Metheney, Robert P (1500) | Won 2-0 | +181518 |
| 2standard | 134 | Laford, Marshall (1502) | Lost 1-2 | -181500 |
| 3standard | 397 | James, James (1499) | Won 2-0 | +181518 |
| 4standard | 241 | Scott, Richie (1504) | Lost 1-2 | -191499 |
| 5standard | 327 | Adamson, Victor (1468) | Lost 0-2 | -181481 |
| top | average opponent: 1495record: 2-3 | new rating: 1481 | ||