Osborn, Sean
Current rating: 1455
Record: 4-7
| Grand Prix Los Angeles 2016 (modern) | starting rating: 1466 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 672 | Berumen, Adolfo (1500) | Won 2-0 | +181484 |
| 2modern | 489 | Creshaw, Austin (1554) | Won 2-0 | +191503 |
| 3modern | 356 | Nguyen, Thomas (1539) | Won 2-0 | +191522 |
| 4modern | 87 | Brunson, Damyan (1723) | Lost 0-2 | -141508 |
| 5modern | 349 | Stocker, Graeme (1546) | Lost 0-2 | -181490 |
| 6modern | 610 | Cooper, Russell 2 (1464) | Won 2-0 | +181508 |
| 7modern | 303 | Channels, Johnny (1613) | Lost 0-2 | -161492 |
| 8modern | 363 | Louke, Mary (1434) | Lost 0-2 | -191473 |
| 9modern | 531 | Sandoval, Wagner (1497) | Lost 0-2 | -181455 |
| average opponent: 1541record: 4-5 | new rating: 1455 | |||
| Grand Prix Las Vegas 2015 (2) (MM2 limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 203 | Thomas, Neil (1613) | Lost 0-2 | -161484 |
| 2sealed | 204 | Johnson, Dan (1454) | Lost 1-2 | -181466 |
| average opponent: 1533record: 0-2 | new rating: 1466 | |||