Mcdonald, Joseph
Current rating: 1477
Record: 2-3
| Grand Prix Memphis 2019 (RNA standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 3 | Fish, Robert (1447) | Won 2-1 | +171517 |
| 2standard | 212 | Hynes, Benjamin (1464) | Lost 0-2 | -191498 |
| 3standard | 320 | Weaver, Shawn (1395) | Lost 0-2 | -201478 |
| 4standard | 432 | Harris, Austin (1403) | Won 2-1 | +171495 |
| 5standard | 363 | Crespo, Freddie (1511) | Lost 0-2 | -181477 |
| average opponent: 1444record: 2-3 | new rating: 1477 | |||