Catterall, Grady
Current rating: 1444
Record: 4-8
| Grand Prix Atlanta 2019 (legacy) | starting rating: 1452 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 1 | Pearce, Bryan (1522) | Won 2-1 | +201472 |
| 2legacy | 87 | Ballinger, Bradley (1504) | Lost 1-2 | -181454 |
| 3legacy | 376 | Kuryl-Champine, Brock (1568) | Won 2-0 | +201474 |
| 4legacy | 227 | Daniels, Vincent (1729) | Lost 1-2 | -131461 |
| 5legacy | 270 | Sheppard, Josh (1499) | Lost 0-2 | -171444 |
| average opponent: 1564record: 2-3 | new rating: 1444 | |||
| Grand Prix Los Angeles 2018 (M19 standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 271 | Bilog, Joe (1567) | Lost 0-2 | -171483 |
| 2standard | 363 | Jensen, Greg (1390) | Lost 1-2 | -191464 |
| 3standard | 483 | Horch, Shane (1464) | Won 2-0 | +181482 |
| 4standard | 476 | Povolotskiy, Egor (1484) | Won 2-0 | +181500 |
| 5standard | 342 | Macurda, Art (1567) | Lost 0-2 | -171483 |
| 6standard | 354 | Garcia, Christopher 6272 (1665) | Lost 0-2 | -151468 |
| 7standard | 321 | Horak, Nathan (1597) | Lost 0-2 | -161452 |
| average opponent: 1534record: 2-5 | new rating: 1452 | |||