Mark, Devlen
Current rating: 1484
Record: 2-3
| Grand Prix Denver 2019 (M20 standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 189 | Melander, Scott (1503) | Lost 1-2 | -181482 |
| 2standard | 165 | Wallace, William (1380) | Won 2-0 | +161498 |
| 3standard | 158 | Pitts, William (1510) | Lost 0-2 | -181480 |
| 4standard | 239 | Samuels, Bradley (1493) | Won 2-1 | +191499 |
| 5standard | 166 | Arehart, Daniel (1686) | Lost 0-2 | -151484 |
| average opponent: 1514record: 2-3 | new rating: 1484 | |||