Rospierski, Donny
Current rating: 1625
Record: 20-14
| Grand Prix Detroit 2016 (modern) | starting rating: 1639 | |||
| round | table | opponent (rating) | result | Δrating |
| 2modern | 213 | Sussino, Tim (1550) | Lost 0-2 | -191620 |
| 3modern | 794 | Ryant, Kody (1500) | Won 2-1 | +161636 |
| 4modern | 551 | Vaid, Akhil (1649) | Lost 0-2 | -181618 |
| 5modern | 568 | Williams, Greg (1507) | Lost 1-2 | -201598 |
| 6modern | 951 | Eckard, Devin (1477) | Won 2-1 | +161614 |
| 7modern | 743 | Paras, Nikolas (1473) | Lost 1-2 | -211593 |
| 8modern | 688 | Sturr, Andrew (1503) | Won 2-0 | +161609 |
| 9modern | 595 | Powers, Kylee (1490) | Won 2-1 | +161625 |
| top | average opponent: 1518record: 4-4 | new rating: 1625 | ||
| Grand Prix Charlotte 2015 (modern) | starting rating: 1533 | |||
| round | table | opponent (rating) | result | Δrating |
| 3modern | 854 | Boswell, Andrew (2000) | Lost 0-2 | -101523 |
| 4modern | 830 | Queck, Zachary (1517) | Lost 0-2 | -181505 |
| 5modern | 924 | Evans, Mark (1513) | Won 2-0 | +181523 |
| 6modern | 781 | Shrader, Lance (1588) | Won 2-1 | +191542 |
| 7modern | 674 | Nations, Phil (1532) | Won 2-1 | +181560 |
| 8modern | 641 | Hagstrom, Joshua (1505) | Won 2-1 | +171577 |
| 9modern | 576 | Hunt, Joseph (1616) | Won 2-1 | +191596 |
| 10modern | 716 | Sadowsky, Joel (1707) | Won 2-1 | +201616 |
| 11modern | 650 | Hoffman, Andy G (1645) | Won 2-1 | +181634 |
| 12modern | 662 | Schrantz, Mac (1628) | Won 2-1 | +181652 |
| 13modern | 635 | Blanchard, Mac (1688) | Lost 1-2 | -171635 |
| 14modern | 661 | Darley, Garrett (1718) | Lost 1-2 | -171618 |
| 15modern | 683 | Aminto, Marco (1789) | Won 2-0 | +211639 |
| top | average opponent: 1650record: 9-4 | new rating: 1639 | ||
| Grand Prix Cleveland 2015 (FRF limited) | starting rating: 1560 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 147 | Thomas, Paul (1522) | Won 2-0 | +171577 |
| 3sealed | 144 | Moir, Ben (1882) | Lost 0-2 | -121565 |
| 4sealed | 548 | League, Charles (1850) | Lost 0-2 | -131552 |
| 5sealed | 441 | Nowakowski, Jack (1499) | Lost 1-2 | -191533 |
| top | average opponent: 1688record: 1-3 | new rating: 1533 | ||
| Grand Prix Chicago 2014 (JOU standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 259 | Ivsin, Aaron (1500) | Won 2-0 | +181518 |
| 2standard | 217 | Barnes, Toby (1551) | Lost 1-2 | -171501 |
| 3standard | 279 | Berger, Jeremy (1500) | Won 2-1 | +181519 |
| 4standard | 195 | Manning, Brandon (1520) | Lost 1-2 | -181501 |
| 5standard | 232 | Samuels, Jackson (1501) | Won 0-0 | +181519 |
| 6standard | 183 | Briselden, Jacob (1581) | Won 2-1 | +191538 |
| 7standard | 132 | Pan, Jeffrey (1544) | Won 2-0 | +181556 |
| 8standard | 139 | Collander, Matt (1559) | Won 2-1 | +181574 |
| 9standard | 33 | Berni, Roberto (1810) | Lost 1-2 | -141560 |
| top | average opponent: 1563record: 6-3 | new rating: 1560 | ||