Coleman, Ron
Current rating: 1430
Record: 1-5
| Grand Prix Pittsburgh 2015 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 892 | Gould, Zach (1563) | Lost 0-2 | -171483 |
| 2modern | 1076 | Rogers, Nick (1637) | Lost 0-2 | -151468 |
| 3modern | 1162 | Barta, Ben (1448) | Won 2-0 | +181486 |
| 4modern | 917 | Casper, Thomas (1425) | Lost 0-2 | -201466 |
| 5modern | 1032 | Flynn, Tom (1441) | Lost 0-2 | -181448 |
| 6modern | 950 | Larsen, Keith (1446) | Lost 0-2 | -181430 |
| average opponent: 1493record: 1-5 | new rating: 1430 | |||