Switzer, Isaiah
Current rating: 1513
Record: 3-3
| Grand Prix Columbus 2019 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 101 | Kabbe, Ilona (1521) | Won 2-0 | +181518 |
| 2modern | 24 | Gwirtsman, Benjamin (1593) | Lost 0-2 | -161502 |
| 3modern | 205 | Saulinas, Michael (1499) | Won 2-1 | +181520 |
| 4modern | 179 | Schop, Adam (1672) | Lost 0-2 | -161504 |
| 5modern | 245 | Vallie, Josiah (1590) | Won 2-0 | +201524 |
| 6modern | 123 | Watts, Andrew (1903) | Lost 0-2 | -111513 |
| average opponent: 1630record: 3-3 | new rating: 1513 | |||