Shackelford, Tony
Current rating: 1521
Record: 4-3
| Grand Prix Memphis 2019 (RNA standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 276 | Urivi, Pedro (1549) | Won 2-1 | +191519 |
| 2standard | 163 | Vines, Jeremy (1593) | Won 2-1 | +191538 |
| 3standard | 123 | Mispagel, Joey (1691) | Won 2-1 | +211559 |
| 4standard | 51 | McGuire, Wayne (1527) | Lost 1-2 | -191540 |
| 5standard | 99 | Buntele, Michael (1521) | Lost 1-2 | -181522 |
| 6standard | 169 | Kinsey, David (1486) | Won 2-1 | +171539 |
| 7standard | 118 | Roberts, Joel (1536) | Lost 0-2 | -181521 |
| average opponent: 1558record: 4-3 | new rating: 1521 | |||