Perlman, David
Current rating: 1522
Record: 7-6
| Grand Prix Miami 2013 (DGM standard) | starting rating: 1505 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 23 | Davis, Joshua (1446) | Won 2-0 | +171522 |
| 2standard | 72 | Halford, Joseph E (1474) | Lost 1-2 | -191503 |
| 3standard | 279 | Miele, Jonathan (1499) | Lost 0-2 | -181485 |
| 4standard | 477 | Kelly, Daniel (1476) | Won 2-0 | +181503 |
| 5standard | 303 | Baugh, Walter (1523) | Won 2-0 | +181521 |
| 6standard | 352 | Pardo, Alex V (1582) | Won 2-1 | +191540 |
| 7standard | 128 | Saunders, Jason (1519) | Lost 1-2 | -181522 |
| average opponent: 1503record: 4-3 | new rating: 1522 | |||
| Grand Prix Charlotte 2013 (GTC limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 728 | Owens, John (1500) | Won 2-0 | +181518 |
| 2sealed | 812 | Babb, Kevin (1550) | Won 2-0 | +191537 |
| 3sealed | 809 | Thompson, Jeff (1535) | Won 2-0 | +181555 |
| 4sealed | 703 | Fuentes, Calosso (1827) | Lost 1-2 | -141541 |
| 5sealed | 829 | Nation, Justin (1535) | Lost 0-2 | -181523 |
| 6sealed | 856 | Hopkins, Brian (1518) | Lost 0-2 | -181505 |
| average opponent: 1577record: 3-3 | new rating: 1505 | |||