Rubin, Marshall
Current rating: 1501
Record: 3-3
| Grand Prix Detroit 2005 (BOK limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 75 | Greer, Edward (1584) | Won 2-1 | +201520 |
| 2sealed | 99 | Marquis, Dustin (1500) | Lost 1-2 | -191501 |
| 3sealed | 143 | Ramos, Jose (1482) | Won 2-0 | +181519 |
| 4sealed | 85 | Vasovski, Michael (1538) | Lost 1-2 | -181501 |
| 5sealed | 146 | Geil, Travis (1499) | Won 2-1 | +181519 |
| 6sealed | 117 | Kaminski, Andy (1488) | Lost 0-2 | -181501 |
| average opponent: 1515record: 3-3 | new rating: 1501 | |||