Couch, Colten
Current rating: 1504
Record: 3-3
| Grand Prix Austin 2020 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 150 | Harris, Floyd (1500) | Won 2-0 | +181518 |
| 2modern | 153 | Malone, Nathan (1539) | Lost 0-2 | -181500 |
| 3modern | 217 | Robinson, Chaz (1504) | Won 2-1 | +181518 |
| 4modern | 229 | Miller, Andrew (1587) | Lost 0-2 | -161502 |
| 5modern | 280 | Combs, Tanner (1487) | Won 2-0 | +171519 |
| 6modern | 169 | Schreck, Nicholas (1668) | Lost 1-2 | -151504 |
| average opponent: 1547record: 3-3 | new rating: 1504 | |||