Joseph, Sean
Current rating: 1439
Record: 2-6
| Grand Prix Cincinnati 2014 (BNG standard) | starting rating: 1463 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 454 | Michael, Nicholas (1534) | Won 2-0 | +201483 |
| 2standard | 286 | Carlson, Lukas (1791) | Lost 0-2 | -131470 |
| 3standard | 458 | Peppler, Kevin (1645) | Lost 1-2 | -151455 |
| 4standard | 725 | Benzinger, Chris (1576) | Lost 0-2 | -161439 |
| average opponent: 1637record: 1-3 | new rating: 1439 | |||
| Grand Prix Detroit 2013 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 22 | Kretzinger Jr., James (1466) | Lost 1-2 | -191481 |
| 2modern | 432 | Wohns, Dan (1482) | Lost 0-0 | -181463 |
| 3modern | 615 | Bock, Ryan (1464) | Lost 1-2 | -181445 |
| 4modern | 685 | Tiffany, Matthew (1445) | Won 2-0 | +181463 |
| average opponent: 1464record: 1-3 | new rating: 1463 | |||