Gorelick, Jacob
Current rating: 1429
| Grand Prix Detroit 2005 (BOK limited) | starting rating: 1482 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 76 | Smith, Roderick (1500) | Lost 1-2 | -181464 |
| 2sealed | 139 | Rakovich, Stephen (1485) | Draw 1-1 | +11465 |
| 3sealed | 176 | Baker, Charles (1482) | Lost 0-2 | -181447 |
| 4sealed | 211 | Raich, Raviv (1465) | Lost 0-2 | -181429 |
| top | average opponent: 1483record: 0-3-1 | new rating: 1429 | ||
| Grand Prix Las Vegas 2001 (extended) | starting rating: 1519 | |||
| round | table | opponent (rating) | result | Δrating |
| 1extended | 84 | Freeman, Ross (1500) | Lost 0-1 | -191500 |
| 2extended | 150 | Dvorshak, Darik (1481) | Lost 1-2 | -181482 |
| 3extended | 178 | rhodes, mikey (1465) | Won 2-0 | +181500 |
| 4extended | 166 | Barnes, Joel 2 (1521) | Lost 0-2 | -181482 |
| top | average opponent: 1492record: 1-3 | new rating: 1482 | ||
| Grand Prix Detroit 2001 (PLS limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 57 | Stokes, Todd (1500) | Won 2-0 | +181518 |
| 2sealed | 82 | Steht, Lee (1587) | Won 2-1 | +191537 |
| 3sealed | 51 | Gerstl, David (1517) | Won 2-0 | +181555 |
| 4sealed | 53 | Hsiung, Kenny (1498) | Lost 0-2 | -191536 |
| 5sealed | 92 | Carpenter, Ryan (1572) | Lost 0-2 | -171519 |
| top | average opponent: 1535record: 3-2 | new rating: 1519 | ||