Guthrie, David
Current rating: 1463
Record: 1-3
| Grand Prix Las Vegas 2019 (modern) (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 403 | Kozak, Erich (1431) | Lost 0-2 | -191481 |
| 2modern | 461 | Morris, Jordan (1462) | Won 2-1 | +171498 |
| 3modern | 665 | Goforth, Aaron (1502) | Lost 1-2 | -181480 |
| 4modern | 718 | Thomas, Jeff (1503) | Lost 1-2 | -171463 |
| average opponent: 1475record: 1-3 | new rating: 1463 | |||