Adams, Jacek
Current rating: 1386
| Grand Prix Seattle 2019 (MH1 limited) | starting rating: 1374 | |||
| round | table | opponent (rating) | result | Δrating |
| B1sealed | 290 | Rose, Joshua (1471) | Won 1-0 | +201394 |
| B2sealed | 310 | Jakobovits, Rex (1487) | Won 2-0 | +191413 |
| B3sealed | 152 | Chen, Junyi (1520) | Lost 0-2 | -161397 |
| B4sealed | 319 | Fleurant, Jason (1793) | Lost 1-2 | -111386 |
| top | average opponent: 1568record: 2-2 | new rating: 1386 | ||
| Grand Prix Los Angeles 2019 (modern) | starting rating: 1447 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 225 | Hinahon, Reimill (1492) | Lost 0-2 | -171430 |
| 2modern | 488 | Lawrence, Adam (1481) | Lost 0-2 | -171413 |
| 3modern | 666 | Lui, Shun (1341) | Lost 0-2 | -201393 |
| 4modern | 729 | Buda, Joseph (1308) | Lost 0-2 | -191374 |
| top | average opponent: 1406record: 0-4 | new rating: 1374 | ||
| Grand Prix Beijing 2014 (BNG standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 2standard | 79 | Yan, Li (1518) | Lost 0-2 | -181482 |
| 3standard | 334 | Wang, Jingwen (1499) | Lost 0-2 | -171465 |
| 4standard | 430 | Liu, Tianze (1482) | Lost 0-2 | -181447 |
| top | average opponent: 1500record: 0-3 | new rating: 1447 | ||