Viglianco, Zach A
Current rating: 1483
Record: 2-3
| Grand Prix Pittsburgh 2011 (M12 standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 290 | Semplice, Anthony (1500) | Won 2-0 | +181518 |
| 2standard | 72 | Rivet, Craig S (1480) | Lost 0-2 | -191499 |
| 3standard | 463 | Duteil, Joel (1500) | Won 2-1 | +181517 |
| 4standard | 310 | Schroeder, Paul (1517) | Lost 0-2 | -181499 |
| 5standard | 536 | Hartberger, Paul T (1601) | Lost 0-2 | -161483 |
| average opponent: 1520record: 2-3 | new rating: 1483 | |||