Jachim, Robert
Current rating: 1479
Record: 2-3-1
| Grand Prix Charleston 2012 (RTR standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 163 | Johnson, Chris (1449) | Lost 0-0 | -191481 |
| 2standard | 219 | Baker, Wayne (1450) | Won 2-0 | +181499 |
| 3standard | 169 | Brown, Pruitt (1425) | Won 2-0 | +161515 |
| 4standard | 162 | Orrison, Gerald (1507) | Lost 0-2 | -181497 |
| 5standard | 241 | Lewallen, Josh (1500) | Draw 1-1 | 01497 |
| 6standard | 204 | Peacock, William (1498) | Lost 0-2 | -181479 |
| average opponent: 1471record: 2-3-1 | new rating: 1479 | |||