Donisch, Zach
Current rating: 1494
Record: 7-8
| Grand Prix Louisville 2017 (legacy) | starting rating: 1485 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 488 | Brennan, Patrick (1467) | Won 2-0 | +181503 |
| 2legacy | 356 | Stitson, Christopher (1618) | Lost 0-2 | -161487 |
| 3legacy | 706 | Regan-Byrne, Ethan (1499) | Won 2-1 | +181505 |
| 4legacy | 501 | Scott, Tyler (1446) | Won 2-1 | +171522 |
| 5legacy | 540 | Wesley, Sebastian (1654) | Lost 0-2 | -151507 |
| 6legacy | 600 | Miller, Dylan (1500) | Won 2-0 | +181525 |
| 7legacy | 597 | Signorini, Daniel (1942) | Lost 1-2 | -111514 |
| 8legacy | 676 | Blake, Amber (1406) | Lost 1-2 | -201494 |
| average opponent: 1567record: 4-4 | new rating: 1494 | |||
| Grand Prix Indianapolis 2016 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 7 | Thomas, Dominick (1500) | Won 2-0 | +181518 |
| 2modern | 259 | Seifert, Nick (1634) | Won 2-1 | +201538 |
| 3modern | 365 | Bates, Drew (1538) | Lost 0-2 | -181520 |
| 4modern | 455 | Hixenbaugh, Matthew (1522) | Won 2-0 | +181538 |
| 5modern | 152 | Wallace, Daniel (1537) | Lost 0-2 | -181520 |
| 6modern | 573 | Neberman, Michael (1600) | Lost 0-2 | -161504 |
| 7modern | 545 | Dasher, Ethan (1494) | Lost 1-2 | -191485 |
| average opponent: 1546record: 3-4 | new rating: 1485 | |||