Dietrick, Zachary
Current rating: 1481
Record: 3-4
| Grand Prix Detroit 2005 (BOK limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 126 | Maiville, Joseph (1500) | Won 2-0 | +181518 |
| 2sealed | 81 | Thompson, Steven (1518) | Won 2-1 | +181536 |
| 3sealed | 18 | Allison, Paul (1495) | Lost 1-2 | -191517 |
| 4sealed | 149 | Reed, Mark (1516) | Lost 1-2 | -181499 |
| 5sealed | 128 | Enss, Matt (1500) | Lost 1-2 | -181481 |
| 6sealed | 138 | May, Ethan (1482) | Won 2-0 | +181499 |
| 7sealed | 112 | Horton, Ryan (1499) | Lost 0-2 | -181481 |
| average opponent: 1501record: 3-4 | new rating: 1481 | |||