Blumberg, Jared
Current rating: 1518
Record: 5-4
| Grand Prix Boston 2005 (extended) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1extended | 143 | Ortiz, Julian (1500) | Won 2-1 | +181518 |
| 2extended | 104 | McNally, Matt (1518) | Lost 0-2 | -181500 |
| 3extended | 149 | Jolin, Gregory (1536) | Won 2-1 | +191519 |
| 4extended | 169 | Folinus, Kevin (1535) | Won 2-1 | +181537 |
| 5extended | 93 | Gesiak, Ben (1520) | Lost 1-2 | -181519 |
| 6extended | 150 | Straus, Justin (1520) | Lost 0-2 | -181501 |
| 7extended | 143 | Todesca, Brandon (1500) | Won 2-0 | +181519 |
| 8extended | 111 | Beckemeyer, Dustin (1520) | Won 2-0 | +181537 |
| 9extended | 73 | Hendricks, John (1521) | Lost 0-2 | -191518 |
| average opponent: 1519record: 5-4 | new rating: 1518 | |||