Costanzo, Tara
Current rating: 1499
Record: 3-3-3
| Grand Prix Denver 2015 (KTK standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 61 | Petrovich, Andy (1500) | Won 2-0 | +181518 |
| 2standard | 98 | Joubert, Hillary (1548) | Draw 1-1 | +11519 |
| 3standard | 292 | Garcia-Osorio, George (1535) | Won 2-0 | +181537 |
| 4standard | 157 | Crow, Quincy (1547) | Lost 0-2 | -181519 |
| 5standard | 305 | Boyer, Aaron (1560) | Draw 1-1 | +11520 |
| 6standard | 401 | DeCaussin, Joey (1517) | Draw 1-1 | 01520 |
| 7standard | 340 | Lamberty, Trevor (1501) | Lost 1-2 | -191501 |
| 8standard | 289 | Ricker, Tegan (1395) | Won 2-0 | +161517 |
| 9standard | 230 | Zhang, Yinan (1510) | Lost 1-2 | -181499 |
| average opponent: 1513record: 3-3-3 | new rating: 1499 | |||