Drosky, Robert
Current rating: 1554
Record: 9-6-1
| Grand Prix Minneapolis 2009 (ZEN limited) | starting rating: 1517 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 8 | Archer, Richard (1500) | Won 2-0 | +181535 |
| 2sealed | 39 | Hamre, paul (1518) | Won 2-0 | +181553 |
| 3sealed | 8 | Green, Daniel D (1535) | Lost 1-2 | -191534 |
| 4sealed | 345 | Zimmerman, Alex G (1499) | Won 2-1 | +181552 |
| 5sealed | 142 | Farris, Billy (1532) | Lost 0-2 | -191533 |
| 6sealed | 177 | Mcgown, Brooks J (1517) | Draw 1-1 | 01533 |
| 7sealed | 235 | Thompson, Gerry (1727) | Won 2-0 | +221555 |
| 8sealed | 165 | Long, David (1534) | Won 2-0 | +171572 |
| 9sealed | 111 | Schwebach, Michael (1554) | Lost 1-2 | -181554 |
| average opponent: 1546record: 5-3-1 | new rating: 1554 | |||
| Grand Prix Minneapolis 2001 (Invasion block) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1block | 86 | Hovland, Jonathan (1500) | Won 2-1 | +181518 |
| 2block | 51 | Czap, Paul (1518) | Lost 1-2 | -181500 |
| 3block | 106 | Blagg, John (1499) | Won 2-0 | +181518 |
| 4block | 82 | Belant, Andrew (1501) | Lost 1-2 | -181500 |
| 5block | 138 | Leggate, Philip (1501) | Lost 0-2 | -181482 |
| 6block | 129 | Rislove, Ben (1482) | Won 2-0 | +181500 |
| 7block | 101 | Wooten, Nathaniel (1483) | Won 2-0 | +171517 |
| average opponent: 1498record: 4-3 | new rating: 1517 | |||