Kowalczyk, Joey
Current rating: 1481
Record: 2-3
| Grand Prix Cleveland 2015 (FRF limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 585 | Tillman, Justin (1500) | Won 2-0 | +181518 |
| 2sealed | 1 | LaFramboise, Nathan (1447) | Lost 1-2 | -191499 |
| 3sealed | 717 | Werner, Joseph (1500) | Lost 1-2 | -181481 |
| 4sealed | 706 | jones, ivan (1481) | Won 2-1 | +181499 |
| 5sealed | 609 | Brecker, Jason (1502) | Lost 0-2 | -181481 |
| average opponent: 1486record: 2-3 | new rating: 1481 | |||