Apostalar, David
Current rating: 1445
Record: 1-4
| Grand Prix Seattle 2009 (ARB standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 40 | Heath, Joel (1428) | Lost 1-2 | -191481 |
| 2standard | 385 | Halm, Matt (1469) | Lost 1-2 | -191462 |
| 3standard | 490 | Meacham, Milo (1464) | Won 2-0 | +191481 |
| 4standard | 402 | Varella, Nathan (1481) | Lost 0-2 | -181463 |
| 5standard | 480 | Gibson, Jamal (1463) | Lost 0-2 | -181445 |
| average opponent: 1461record: 1-4 | new rating: 1445 | |||