Blackstock, James
Current rating: 1498
Record: 3-3
| Grand Prix Minneapolis 2009 (ZEN limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 50 | Stephenson, Alex (1500) | Won 2-1 | +181518 |
| 2sealed | 144 | Lester, Kevin J (1500) | Lost 0-2 | -181500 |
| 3sealed | 375 | Marier, Trent (1499) | Won 2-0 | +181518 |
| 4sealed | 150 | OConnor, Kevin (1498) | Won 2-0 | +171535 |
| 5sealed | 130 | Stensgard, Jordan (1521) | Lost 1-2 | -181517 |
| 6sealed | 307 | Godrey, Nick (1469) | Lost 1-2 | -191498 |
| average opponent: 1498record: 3-3 | new rating: 1498 | |||