Postolka, Steven
Current rating: 1464
Record: 1-3
| Grand Prix Minneapolis 2019 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 313 | Lueth, Riley (1500) | Lost 1-2 | -181482 |
| 2modern | 342 | Schoenack, Jason (1482) | Lost 1-2 | -181464 |
| 3modern | 440 | Simeno, Beau (1462) | Won 2-0 | +181482 |
| 4modern | 426 | Rogers, Noah (1485) | Lost 1-2 | -181464 |
| average opponent: 1482record: 1-3 | new rating: 1464 | |||