Denning, Zach
Current rating: 1412
| Grand Prix Seattle-Tacoma 2012 (DKA limited) | starting rating: 1429 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 97 | Swailes, Michael (1529) | Lost 0-2 | -171412 |
| top | record: 0-1 | new rating: 1412 | ||
| Grand Prix Seattle 2009 (ARB standard) | starting rating: 1446 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 284 | Kallahan, Kory (1500) | Lost 0-2 | -171429 |
| top | record: 0-1 | new rating: 1429 | ||
| Grand Prix Vancouver 2008 (extended) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1extended | 25 | Simon, Roland (1500) | Lost 0-2 | -181482 |
| 2extended | 140 | Stansfield, Daniel (1481) | Lost 0-2 | -181464 |
| 3extended | 163 | Porath, Aaron (1463) | Won 2-1 | +181482 |
| 4extended | 132 | Hurley, Joseph (1465) | Lost 0-2 | -181464 |
| 5extended | 161 | Henke, Bruce (1463) | Lost 0-2 | -181446 |
| top | average opponent: 1474record: 1-4 | new rating: 1446 | ||