Ruff, Eric
Current rating: 1445
Record: 1-4
| Grand Prix Atlanta 2017 (XLN standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 190 | Smith, Claude (1527) | Lost 0-2 | -171483 |
| 2standard | 526 | Williams, Kevin (1449) | Lost 0-2 | -191464 |
| 3standard | 614 | Patterson, William (1386) | Lost 0-2 | -201444 |
| 4standard | 634 | Chadwell, Devyn (1482) | Won 2-0 | +191463 |
| 5standard | 551 | Howells, Andrew (1461) | Lost 0-2 | -181445 |
| average opponent: 1461record: 1-4 | new rating: 1445 | |||