Halamka, Todd
Current rating: 1444
Record: 0-3-1
| Grand Prix Columbus 2010 (legacy) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 528 | Kalbus, Kurt (1446) | Draw 1-1 | -11499 |
| 2legacy | 566 | Vorwald, Cory (1500) | Lost 0-1 | -181481 |
| 3legacy | 645 | Anderson, Bryan (1433) | Lost 0-2 | -191462 |
| 4legacy | 685 | Kaiser, Terry K (1464) | Lost 0-2 | -181444 |
| average opponent: 1461record: 0-3-1 | new rating: 1444 | |||