Guderian, Sean
Current rating: 1465
Record: 1-3
| Grand Prix Denver 2011 (MBS limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 39 | Irwin, Eric (1500) | Won 2-0 | +181518 |
| 2sealed | 93 | Newman, Taylor (1500) | Lost 1-2 | -181500 |
| 3sealed | 77 | MacDonald, Justin (1556) | Lost 0-2 | -171483 |
| 4sealed | 152 | Broneske, Travis (1482) | Lost 1-2 | -181465 |
| average opponent: 1510record: 1-3 | new rating: 1465 | |||