Costello, Andrew
Current rating: 1439
Record: 0-4
| Grand Prix Atlanta 2015 (BFZ limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 529 | Lundquist, Ben (2097) | Lost 0-2 | -81492 |
| 2sealed | 525 | Brown, William 0450 (1482) | Lost 1-2 | -181474 |
| 3sealed | 923 | Morrow, Justin (1550) | Lost 0-2 | -171457 |
| 4sealed | 906 | Perry, Lucas (1445) | Lost 0-2 | -181439 |
| average opponent: 1643record: 0-4 | new rating: 1439 | |||