Kolpack, Andrew
Current rating: 1433
| Grand Prix New Jersey 2019 (RNA limited) | starting rating: 1470 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 49 | Amorin, Brandon (1405) | Lost 1-2 | -191451 |
| 2sealed | 398 | Mann, Jason (1423) | Lost 1-2 | -181433 |
| 3sealed | 629 | Spallina, Aaron (1465) | Lost 1-2 | -181415 |
| 4sealed | 633 | Pagorek, Chris (1411) | Won 2-0 | +181433 |
| top | average opponent: 1426record: 1-3 | new rating: 1433 | ||
| Grand Prix Hartford 2018 (modern) | starting rating: 1463 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 102 | Jensen, Robert (1500) | Won 2-0 | +181481 |
| 2modern | 140 | Tewksbury, Brendan (1527) | Lost 0-2 | -171464 |
| 3modern | 300 | Riddell, Barry (1451) | Won 2-1 | +181482 |
| 4modern | 393 | Schmuckler, Brett (1731) | Lost 0-2 | -141468 |
| 5modern | 435 | Dziedziak, Matthew (1547) | Won 2-0 | +201488 |
| 6modern | 494 | Parran, Brian (1518) | Lost 1-2 | -181470 |
| top | average opponent: 1546record: 3-3 | new rating: 1470 | ||
| Grand Prix Philadelphia 2012 (RTR limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 573 | Kang, Brian (1500) | Won 0-0 | +181518 |
| 2sealed | 566 | Zuchora, David (1500) | Lost 0-2 | -181500 |
| 3sealed | 673 | Parent, Justin (1441) | Lost 1-2 | -191481 |
| 4sealed | 840 | Shipper, Chris (1485) | Lost 0-2 | -181463 |
| top | average opponent: 1481record: 1-3 | new rating: 1463 | ||