Apostalon, David
Current rating: 1464
Record: 1-3
| Grand Prix Chicago 2009 (legacy) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 186 | Newton, David B (1500) | Lost 1-2 | -181482 |
| 2legacy | 381 | Nestico, Adrian (1468) | Lost 1-2 | -181464 |
| 3legacy | 477 | Marrow, Chris (1464) | Lost 1-2 | -181446 |
| 4legacy | 548 | Slater, Derek (1445) | Won 2-0 | +181464 |
| average opponent: 1469record: 1-3 | new rating: 1464 | |||