Ehrnstein, Isaac
Current rating: 1503
Record: 4-4
| Grand Prix Denver 2017 (HOU standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 134 | Wright, Michael (1421) | Won 2-1 | +171517 |
| 2standard | 148 | Starr, Tyler (1518) | Lost 0-2 | -181499 |
| 3standard | 345 | Ricketts, Derek (1500) | Lost 0-2 | -181481 |
| 4standard | 429 | Mesznik, Nissim (1433) | Lost 0-1 | -191462 |
| 5standard | 458 | Jones, Michael (1425) | Won 2-1 | +171479 |
| 6standard | 385 | White, Marcus (1465) | Won 2-1 | +181497 |
| 7standard | 276 | Magana, Jesus (1695) | Won 2-1 | +211518 |
| 8standard | 286 | Roberts, Grayson (1681) | Lost 0-2 | -151503 |
| average opponent: 1517record: 4-4 | new rating: 1503 | |||