Osborn, James E
Current rating: 1514
Record: 12-12
| Grand Prix Liverpool 2015 (FRF limited) | starting rating: 1468 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 295 | Olsson, Christian (1500) | Won 2-0 | +191487 |
| 2sealed | 150 | Spratt, Fraser (1521) | Lost 1-2 | -171470 |
| 3sealed | 699 | Chiesa, Richard (1447) | Lost 1-2 | -191451 |
| 4sealed | 703 | Samra, Baljeet (1444) | Won 2-0 | +181469 |
| 5sealed | 404 | Epondulan, Larry (1515) | Won 2-0 | +191488 |
| 6sealed | 456 | Thoren, Jens (1850) | Won 2-1 | +241512 |
| 7sealed | 247 | Russo, Enrico (1479) | Won 2-1 | +181530 |
| 8sealed | 91 | Lecercle, Jeremy (1636) | Lost 1-2 | -161514 |
| top | average opponent: 1549record: 5-3 | new rating: 1514 | ||
| Grand Prix Manchester 2014 (Theros block) | starting rating: 1489 | |||
| round | table | opponent (rating) | result | Δrating |
| 1block | 125 | Bishop, Gareth (1449) | Lost 1-2 | -191470 |
| 2block | 473 | Woodfield, Annie (1486) | Won 2-0 | +191489 |
| 3block | 540 | Dawson, Guy (1404) | Lost 0-2 | -201469 |
| 4block | 607 | Watson, Daniel (1413) | Won 2-0 | +171486 |
| 5block | 449 | Banach, Craig (1500) | Lost 1-2 | -181468 |
| top | average opponent: 1450record: 2-3 | new rating: 1468 | ||
| Grand Prix London 2013 (GTC limited) | starting rating: 1545 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 47 | Bjorklund, Charles (1449) | Lost 0-2 | -201525 |
| 2sealed | 780 | Torresan, Alessandro (1575) | Lost 1-2 | -171508 |
| 3sealed | 855 | Weir, Daryl (1464) | Lost 0-2 | -191489 |
| top | average opponent: 1496record: 0-3 | new rating: 1489 | ||
| Grand Prix Manchester 2012 (DKA limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 38 | Fuller, Richard (1500) | Won 2-1 | +181518 |
| 2sealed | 16 | Burden, Christopher (1602) | Lost 0-2 | -161502 |
| 3sealed | 122 | Rodway, Peter (1492) | Won 2-0 | +171519 |
| 4sealed | 139 | King, James G (1572) | Won 2-0 | +191538 |
| 5sealed | 99 | Pedrakowski, Pawel (1779) | Lost 0-2 | -131525 |
| 6sealed | 128 | Perkins, Chris S (1471) | Won 2-0 | +171542 |
| 7sealed | 99 | Kueh, Audrey (1558) | Won 2-1 | +181560 |
| 8sealed | 53 | Wagner, Rob C (1715) | Lost 0-2 | -151545 |
| top | average opponent: 1586record: 5-3 | new rating: 1545 | ||