Halverson, Alan
Current rating: 1466
Record: 1-3
| Grand Prix Oklahoma City 2013 (THS limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 233 | Workman, Micah (1500) | Won 2-0 | +181518 |
| 2sealed | 208 | Downs, Mikaela (1564) | Lost 1-2 | -171501 |
| 3sealed | 508 | Austin, Dal (1640) | Lost 0-2 | -161485 |
| 4sealed | 471 | Saindon, Blake (1433) | Lost 0-2 | -191466 |
| average opponent: 1534record: 1-3 | new rating: 1466 | |||