Ketchum, Steve
Current rating: 1447
Record: 1-4
| Grand Prix Oklahoma City 2015 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 163 | Deffenbaugh, Kevin (1469) | Lost 0-2 | -191481 |
| 2modern | 359 | Verzilli, Shawn (1482) | Won 2-1 | +181499 |
| 3modern | 279 | Tschumy, Timothy (1703) | Lost 0-0 | -141485 |
| 4modern | 530 | Sewell, Jordan (1479) | Lost 0-2 | -181467 |
| 5modern | 508 | Smith, William (1371) | Lost 1-2 | -201447 |
| average opponent: 1501record: 1-4 | new rating: 1447 | |||