Cobun, Stephen
Current rating: 1481
Record: 4-5
| Grand Prix Atlanta 2017 (XLN standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 41 | Camp, Marcus (1500) | Lost 1-2 | -181482 |
| 2standard | 417 | McLAUGHLIN, Andrew (1480) | Lost 0-2 | -181464 |
| 3standard | 608 | West, Eric (1512) | Lost 0-2 | -171447 |
| 4standard | 661 | Nieckarz Jr., Peter (1346) | Lost 1-2 | -201427 |
| 5standard | 629 | Peck, Micah (1427) | Won 2-1 | +181445 |
| 6standard | 556 | Chamberlin, Gregory (1449) | Lost 0-2 | -181427 |
| 7standard | 512 | Pettyjohn, Randy (1425) | Won 2-0 | +181445 |
| 8standard | 445 | Reynolds, Robert (1445) | Won 2-0 | +181463 |
| 9standard | 366 | McAuliffe, Brandon (1463) | Won 2-0 | +181481 |
| average opponent: 1450record: 4-5 | new rating: 1481 | |||