Winter, Zachary
Current rating: 1431
| Grand Prix Columbus 2016 (legacy) | starting rating: 1482 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 119 | Slowikowski, James (1500) | Lost 1-2 | -181464 |
| 2legacy | 490 | Propst, Cody (1449) | Won 2-1 | +181482 |
| 3legacy | 439 | Penn, Dustin (1627) | Lost 0-2 | -151467 |
| 4legacy | 740 | Congrove, Shane (1481) | Lost 0-2 | -181449 |
| 5legacy | 799 | Prentice, Dave (1466) | Lost 1-2 | -181431 |
| top | average opponent: 1505record: 1-4 | new rating: 1431 | ||
| Grand Prix New Jersey 2014 (legacy) | starting rating: 1462 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 1547 | Tompkins, Mike (1433) | Lost 1-2 | -181444 |
| 2legacy | 1763 | Zuniga, Luis (1482) | Won 2-1 | +181462 |
| 3legacy | 1728 | Janssens, Jacob (1463) | Won 2-1 | +181480 |
| 4legacy | 1680 | Zola, Kyle (1430) | Won 2-1 | +171497 |
| 5legacy | 1674 | [anonymous] | Lost 0-2 | -151482 |
| top | average opponent: 1489record: 3-2 | new rating: 1482 | ||
| Grand Prix Washington DC 2013 (legacy) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 147 | Steadman, Tyler (1500) | Won 2-0 | +181518 |
| 2legacy | 31 | Braverman, Phillip (1574) | Lost 0-2 | -171501 |
| 3legacy | 650 | Conicelli, Frank (1500) | Won 2-1 | +181519 |
| 4legacy | 518 | Higginbottom, James (1417) | Lost 0-2 | -201499 |
| 5legacy | 655 | Casali, Dominic M (1458) | Lost 1-2 | -191480 |
| 6legacy | 555 | Cotner, Nathan (1469) | Lost 0-2 | -181462 |
| top | average opponent: 1486record: 2-4 | new rating: 1462 | ||