Jacobson, Josh 2
Current rating: 1444
Record: 1-4
| Grand Prix Seattle 2009 (ARB standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 331 | Bruce, Robert (1447) | Lost 1-2 | -191481 |
| 2standard | 354 | Varella, Nathan (1481) | Lost 1-2 | -181463 |
| 3standard | 487 | Hunter, Dallas (1464) | Won 2-0 | +181481 |
| 4standard | 457 | Medeiros Merjam, Guilherme (1415) | Lost 0-2 | -191462 |
| 5standard | 470 | Morris, Michael (1463) | Lost 1-2 | -181444 |
| average opponent: 1454record: 1-4 | new rating: 1444 | |||