Johnson, Jackie
Current rating: 1415
| Grand Prix Reno 2020 (THB limited) | starting rating: 1459 | |||
| round | table | opponent (rating) | result | Δrating |
| 3sealed | 128 | Sperling, Matthew (2007) | Lost 0-2 | -81451 |
| 4sealed | 185 | Serface, Zack (1585) | Lost 1-2 | -161435 |
| 5sealed | 166 | Wellenkamp, Blake (1338) | Lost 0-2 | -201415 |
| top | average opponent: 1643record: 0-3 | new rating: 1415 | ||
| Grand Prix Denver 2019 (M20 standard) | starting rating: 1487 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 56 | Depriest, Morgan (1500) | Won 2-0 | +181505 |
| 2standard | 64 | Taylor, Dustin (1921) | Won 2-0 | +251530 |
| 3standard | 16 | Gittin, David (1447) | Lost 0-2 | -191511 |
| 4standard | 141 | Kohrt, Brandon (1522) | Lost 0-2 | -181493 |
| 5standard | 158 | Patino, Daryl (1604) | Lost 0-2 | -161477 |
| 6standard | 210 | Cook, Jerry (1493) | Lost 0-2 | -181459 |
| top | average opponent: 1581record: 2-4 | new rating: 1459 | ||
| Grand Prix Washington DC 2019 (MH1 limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 297 | Page, Veronica (1719) | Won 2-1 | +221522 |
| 2sealed | 148 | Sundstrom, Mark (1588) | Lost 0-0 | -171505 |
| 3sealed | 443 | Barron, John (1500) | Lost 0-2 | -181487 |
| top | average opponent: 1602record: 1-2 | new rating: 1487 | ||