Rufer, Stephen D
Current rating: 1499
Record: 3-3
| Grand Prix Minneapolis 2009 (ZEN limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 161 | Schmitz, Paul R (1500) | Lost 1-2 | -181482 |
| 2sealed | 342 | Berthiaune, Brad (1482) | Won 2-1 | +181500 |
| 3sealed | 228 | Roy, Anjon (1500) | Lost 0-2 | -181482 |
| 4sealed | 374 | Griffin, Michael (1432) | Won 2-0 | +171499 |
| 5sealed | 357 | Langer, Joe (1499) | Won 2-1 | +181517 |
| 6sealed | 193 | Vanderkin, Kyle (1518) | Lost 1-2 | -181499 |
| average opponent: 1488record: 3-3 | new rating: 1499 | |||