Petranovich, Ryan
Current rating: 1500
Record: 3-3
| Grand Prix Portland 2010 (M11 limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 79 | Vitro, Teddy (1520) | Won 2-0 | +181518 |
| 2sealed | 282 | Plymate, Andy (1518) | Lost 0-2 | -181500 |
| 3sealed | 416 | Boren, Terry (1518) | Won 2-1 | +191519 |
| 4sealed | 373 | Lapp, Tom (1465) | Lost 0-2 | -191500 |
| 5sealed | 452 | Sarbandi, Darab (1481) | Won 2-0 | +171517 |
| 6sealed | 283 | Green, Brendan (1576) | Lost 0-2 | -171500 |
| average opponent: 1513record: 3-3 | new rating: 1500 | |||