Gunther, Justin
Current rating: 1574
Record: 8-5
| Grand Prix Pittsburgh 2011 (M12 standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 277 | Fetterman, Tom (1500) | Won 2-0 | +181518 |
| 2standard | 102 | Corrigan, Griffin (1508) | Won 2-0 | +181536 |
| 3standard | 51 | Cifka, Stanislav (1543) | Lost 0-2 | -181518 |
| 4standard | 313 | Pelletterie, James (1520) | Won 2-0 | +181536 |
| 5standard | 118 | Quinn, Kevin (1556) | Won 2-1 | +181554 |
| 6standard | 156 | Holden, Russell (1537) | Won 2-1 | +181572 |
| 7standard | 42 | Richardson, Justin (1562) | Won 2-0 | +181590 |
| 8standard | 36 | Valenti, Christian (1900) | Won 2-1 | +231613 |
| 9standard | 18 | Siletzky, Chris (1622) | Lost 0-2 | -181595 |
| 10standard | 54 | Janse, Love (1773) | Won 2-0 | +221617 |
| 11standard | 58 | Chapin, Patrick (1915) | Lost 1-2 | -131604 |
| 12standard | 60 | Dembinski, Kyle (1788) | Lost 0-2 | -151589 |
| 13standard | 78 | Chan, Jeffrey Guo Ming (1717) | Lost 1-2 | -151574 |
| average opponent: 1649record: 8-5 | new rating: 1574 | |||