Leszczynski, Joseph
Current rating: 1414
Record: 1-6
| Grand Prix Milwaukee 2016 (KLD limited) | starting rating: 1446 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 383 | Hogan, Reed (1553) | Won 2-0 | +201466 |
| 2sealed | 57 | Wagnon, Benjamin (1471) | Lost 1-2 | -181448 |
| 3sealed | 488 | Johnson, Angelique (1501) | Lost 1-2 | -171431 |
| 4sealed | 528 | Yang, David (1469) | Lost 1-2 | -171414 |
| average opponent: 1498record: 1-3 | new rating: 1414 | |||
| Grand Prix Orlando 2014 (KTK limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 157 | McCoon, Dale (1500) | Lost 0-2 | -181482 |
| 2sealed | 415 | Scroggin, Jonathan (1482) | Lost 1-2 | -181464 |
| 3sealed | 517 | Morris, Ashton (1463) | Lost 1-2 | -181446 |
| average opponent: 1482record: 0-3 | new rating: 1446 | |||