Knappke, Garrett
Current rating: 1483
| Grand Prix Pittsburgh 2018 (DOM standard) | starting rating: 1476 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 188 | Carlton, Christopher (1500) | Won 2-0 | +181494 |
| 2standard | 24 | Snyder, Chad (1518) | Won 2-0 | +191513 |
| 3standard | 60 | Fulks, Franklin (1507) | Lost 1-2 | -181495 |
| 4standard | 212 | Chrisman, Corey (1537) | Lost 0-2 | -181477 |
| 5standard | 283 | Pesta, Palmer (1501) | Won 2-0 | +191496 |
| 6standard | 195 | Swaluk, Jeff (1790) | Lost 0-2 | -131483 |
| top | average opponent: 1559record: 3-3 | new rating: 1483 | ||
| Grand Prix Pittsburgh 2016 (SOI standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 23 | Galarza, Giovanni (1500) | Won 2-1 | +181518 |
| 2standard | 116 | Vanderpool, Chad (1451) | Lost 1-2 | -201498 |
| 3standard | 517 | Mulvihill, Scott (1517) | Won 2-1 | +191517 |
| 4standard | 226 | Nalbone, Michael (1518) | Lost 1-2 | -181499 |
| 5standard | 468 | Hogan, Chelsea (1421) | Lost 1-2 | -201479 |
| 6standard | 539 | Horvat, Matthew (1308) | Won 2-1 | +151494 |
| 7standard | 399 | Allegood, Jeremy (1468) | Lost 1-2 | -181476 |
| top | average opponent: 1455record: 3-4 | new rating: 1476 | ||
| Grand Prix New Jersey 2014 (legacy) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 1638 | Potapov, Alexander (1482) | Draw 1-1 | 01500 |
| top | record: 0-0-1 | new rating: 1500 | ||