Mcguffee, Grant
Current rating: 1536
Record: 5-3
| Grand Prix Kansas City 2003 (MRD limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 96 | Hamilton, Chris (1500) | Lost 0-2 | -181482 |
| 2sealed | 188 | Luttrell, Andrew (1482) | Won 2-1 | +181500 |
| 3sealed | 164 | Schmidt, Tyler (1499) | Won 2-1 | +181518 |
| 4sealed | 105 | Price, Lance (1517) | Won 2-0 | +181536 |
| 5sealed | 67 | Curry, Matt (1499) | Won 2-0 | +171553 |
| 6sealed | 38 | Meyer, Shane (1555) | Won 2-1 | +181571 |
| 7sealed | 37 | Davis, Scott (1591) | Lost 0-2 | -171554 |
| 8sealed | 60 | Kremeier, Ryan (1597) | Lost 0-2 | -181536 |
| average opponent: 1530record: 5-3 | new rating: 1536 | |||