Ewing, Jason
Current rating: 1357
| Grand Prix Reno 2020 (THB limited) | starting rating: 1389 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 189 | Ramos, Ferdinand (1500) | Lost 1-2 | -161373 |
| 2sealed | 234 | Rueckl, Joey (1496) | Lost 0-2 | -161357 |
| top | average opponent: 1498record: 0-2 | new rating: 1357 | ||
| Grand Prix Columbus 2019 (modern) | starting rating: 1441 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 120 | Hogue, Aidan (1500) | Lost 0-2 | -171424 |
| 2modern | 217 | Kulp, Adam (1482) | Lost 1-2 | -171407 |
| 3modern | 315 | Ganzi, Robert (1382) | Lost 1-2 | -181389 |
| top | average opponent: 1455record: 0-3 | new rating: 1389 | ||
| Grand Prix Seattle 2018 (standard) (RIX standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 366 | Runyon, Kevin (1520) | Lost 1-2 | -181482 |
| 2standard | 367 | Hall, Eric (1323) | Won 2-1 | +151497 |
| 3standard | 356 | Brown, Joel (1474) | Lost 0-2 | -181479 |
| 4standard | 575 | Capling, David (1481) | Lost 1-2 | -181461 |
| 5standard | 591 | Hersman, Samuel (1344) | Lost 0-2 | -201441 |
| top | average opponent: 1428record: 1-4 | new rating: 1441 | ||