Rosenblatt, David
Current rating: 1445
Record: 7-10
| Grand Prix Philadelphia 2012 (RTR limited) | starting rating: 1518 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 210 | Douglass, Ned (1520) | Lost 0-1 | -181500 |
| 2sealed | 331 | Schmuckler, Brett (1482) | Lost 0-2 | -181482 |
| 3sealed | 424 | Stirba, Jessica Lina (1469) | Lost 1-2 | -181464 |
| 4sealed | 435 | Hurtado, Oscar (1445) | Lost 1-2 | -191445 |
| 5sealed | 385 | Mckeon, John A (1426) | Lost 0-2 | -181427 |
| 6sealed | 326 | Noel, William (1415) | Lost 1-2 | -181409 |
| 8sealed | 195 | Jackson, Daniel (1399) | Won 2-0 | +181427 |
| 9sealed | 148 | Kashner, Michael (1466) | Won 2-1 | +181445 |
| average opponent: 1453record: 2-6 | new rating: 1445 | |||
| Grand Prix New Jersey 2006 (TSP limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 13 | Wright, Troy (1500) | Lost 0-2 | -181482 |
| 2sealed | 353 | Rooks, Michael (1514) | Won 2-0 | +191501 |
| 3sealed | 180 | Huff, Curt (1465) | Won 2-0 | +171518 |
| 4sealed | 205 | Swoyer, Mark (1546) | Lost 0-2 | -181500 |
| 5sealed | 233 | Geara Reyes, Luis E (1499) | Lost 1-2 | -181482 |
| 6sealed | 273 | Olsen, James (1481) | Won 2-0 | +181500 |
| 7sealed | 212 | Wagner, Andrew C (1491) | Won 2-0 | +181518 |
| 8sealed | 157 | Barna, Chris (1517) | Won 2-0 | +181536 |
| 9sealed | 109 | Goh, Darwin (1538) | Lost 1-2 | -181518 |
| average opponent: 1506record: 5-4 | new rating: 1518 | |||