Patterson, Val
Current rating: 1427
Record: 0-4
| Grand Prix Pittsburgh 2015 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 305 | Knosp, Ryan (1464) | Lost 1-2 | -191481 |
| 2modern | 900 | Swanson, Craig (1481) | Lost 0-2 | -181463 |
| 3modern | 1173 | McQueeney, Joshua (1464) | Lost 0-2 | -181445 |
| 4modern | 1225 | Prothero, Kevin A (1446) | Lost 0-2 | -181427 |
| average opponent: 1464record: 0-4 | new rating: 1427 | |||