Valdez, Rafael
Current rating: 1485
Record: 2-3
| Grand Prix Portland 2013 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 232 | Chien, Richard (1454) | Lost 1-2 | -191481 |
| 2modern | 302 | Mello, Dustin (1435) | Won 2-1 | +171498 |
| 3modern | 252 | Wohlwend, Christopher (1499) | Won 2-1 | +181516 |
| 4modern | 239 | MacDonald, Dan J (1679) | Lost 0-2 | -151501 |
| 5modern | 345 | Thompson, Keith (1604) | Lost 1-2 | -161485 |
| average opponent: 1534record: 2-3 | new rating: 1485 | |||