Brockett, Jeffrey
Current rating: 1417
Record: 4-9
| Grand Prix Hartford 2018 (modern) | starting rating: 1447 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 224 | Foley, Dennis (1543) | Lost 0-2 | -161431 |
| 2modern | 659 | Felice, Christopher (1482) | Lost 0-2 | -171414 |
| 3modern | 782 | Liu, Alex [USA] (1324) | Lost 0-2 | -201394 |
| 4modern | 829 | O'Dell, Luke (1334) | Won 2-0 | +171411 |
| 5modern | 780 | Roper, Mark (1464) | Lost 1-2 | -171394 |
| 6modern | 674 | Wloczewski, Jonathan (1430) | Lost 1-2 | -171377 |
| 7modern | 580 | Cason, Eli (1430) | Won 2-0 | +191396 |
| 8modern | 482 | Ross, Jonathan (1559) | Won 2-1 | +211417 |
| average opponent: 1446record: 3-5 | new rating: 1417 | |||
| Grand Prix Providence 2015 (DTK standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 49 | Chagnon, Cody (1441) | Won 2-1 | +171517 |
| 2standard | 23 | Rodrigues, Jeff (1543) | Lost 0-2 | -181499 |
| 3standard | 319 | Vasquez, Christian (1622) | Lost 1-2 | -151484 |
| 4standard | 457 | Walter, Mike (1416) | Lost 1-2 | -201464 |
| 5standard | 441 | Klein, Zachary (1502) | Lost 0-2 | -171447 |
| average opponent: 1505record: 1-4 | new rating: 1447 | |||