Mastrantoni, Joseph
Current rating: 1545
Record: 5-3
| Grand Prix Cleveland 2015 (FRF limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 482 | Vermillion, Cory (1584) | Lost 1-2 | -161484 |
| 2sealed | 518 | Poltis, Bob (1419) | Won 2-0 | +161500 |
| 3sealed | 728 | Burck, Donald (1501) | Lost 0-2 | -181482 |
| 4sealed | 728 | Brown, Bryan (1421) | Won 2-1 | +171499 |
| 5sealed | 421 | Jenkins, Ryan (1523) | Won 2-1 | +191518 |
| 6sealed | 497 | Groff, John (1518) | Won 2-0 | +181536 |
| 7sealed | 255 | Loong, Matthew (1614) | Won 2-1 | +191555 |
| 8sealed | 95 | Watanabe, Yuuya (1991) | Lost 1-2 | -101545 |
| average opponent: 1571record: 5-3 | new rating: 1545 | |||