Pospischil, Mark
Current rating: 1582
Record: 13-10
| Grand Prix Sacramento 2018 (M19 limited) | starting rating: 1502 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 227 | Harrison, Jay (1482) | Won 2-0 | +181520 |
| 2sealed | 55 | Preston, Brian (1551) | Lost 0-2 | -181502 |
| 3sealed | 456 | Leahy, Nathan (1484) | Won 2-1 | +181520 |
| 4sealed | 149 | Bohner, Jack (1516) | Won 2-0 | +181538 |
| 5sealed | 222 | Torres, Bianca (1539) | Won 2-0 | +181556 |
| 6sealed | 145 | Myers, Roger (1591) | Won 2-0 | +191575 |
| 7sealed | 78 | Skipwith, Colin (1636) | Won 2-1 | +191594 |
| 8sealed | 49 | Gibson-Flader, Max (1684) | Lost 0-2 | -171577 |
| 9sealed | 59 | Black, Samuel (1924) | Lost 0-2 | -121565 |
| 10draft | 29 | Hu, Shengling (1772) | Lost 0-2 | -141551 |
| 11draft | 27 | Simmons, Christopher (1512) | Won 2-1 | +171568 |
| 12draft | 27 | Farris, Billy (1696) | Won 2-1 | +211589 |
| 13draft | 86 | Park, Jong Sun (1742) | Lost 1-2 | -151574 |
| 14draft | 18 | Peters, Stephen (1724) | Won 2-0 | +201594 |
| 15draft | 34 | Fox, Adam H (1923) | Lost 0-2 | -121582 |
| average opponent: 1652record: 9-6 | new rating: 1582 | |||
| Grand Prix San Jose 2017 (AER limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 363 | Rudiger, Andrew (1450) | Won 2-1 | +171517 |
| 2sealed | 386 | Douglass, Mark (1580) | Lost 0-2 | -171500 |
| 3sealed | 448 | Clark, Justin (1496) | Lost 0-2 | -181482 |
| 4sealed | 627 | Hsieh, Nathan (1483) | Won 2-0 | +181500 |
| 5sealed | 647 | Jose, Tim (1530) | Lost 1-2 | -171483 |
| 6sealed | 679 | Hirotsu, Darien (1487) | Won 2-0 | +181501 |
| 7sealed | 588 | Ramos, Gilbert (1423) | Won 2-1 | +161517 |
| 8sealed | 404 | Salamat, Amir (1669) | Lost 1-2 | -151502 |
| average opponent: 1515record: 4-4 | new rating: 1502 | |||