Marchica, Vincent
Current rating: 1495
| Grand Prix Miami 2015 (FRF standard) | starting rating: 1504 | |||
| round | table | opponent (rating) | result | Δrating |
| 3standard | 85 | Stachowski, Ricky (1483) | Won 2-1 | +181522 |
| 4standard | 103 | Del Valle, Vladimir (1517) | Lost 0-2 | -181504 |
| 5standard | 179 | Jordan, Daniel (1933) | Won 2-1 | +251529 |
| 6standard | 143 | Canfield, Jonathan (1628) | Lost 0-2 | -161513 |
| 7standard | 191 | Willis, Daniel (1557) | Won 2-1 | +191532 |
| 8standard | 123 | De Arco, Carlos (1520) | Lost 1-2 | -191513 |
| 9standard | 129 | Resnick, Michael (1504) | Lost 0-2 | -181495 |
| top | average opponent: 1592record: 3-4 | new rating: 1495 | ||
| Grand Prix Orlando 2014 (KTK limited) | starting rating: 1538 | |||
| round | table | opponent (rating) | result | Δrating |
| 3sealed | 43 | Clifton, Corey (1555) | Lost 1-2 | -181520 |
| 4sealed | 233 | Blitch, Samuel (1636) | Lost 0-0 | -161504 |
| top | average opponent: 1595record: 0-2 | new rating: 1504 | ||
| Grand Prix Miami 2013 (DGM standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 2standard | 53 | Giguere, Anthony (1518) | Won 2-0 | +181518 |
| 3standard | 149 | Wolloch, Sam (1510) | Lost 0-2 | -181500 |
| 4standard | 244 | Danto, Michael (1501) | Won 2-1 | +181518 |
| 5standard | 156 | Zaragoza, Yaco (1534) | Lost 0-2 | -181500 |
| 6standard | 362 | O'Connor, Andrew (1519) | Won 2-0 | +191519 |
| 7standard | 136 | Capes, Karolyn (1539) | Won 2-0 | +181537 |
| 8standard | 138 | Gaddis, Keaton (1555) | Lost 0-2 | -181519 |
| 9standard | 146 | Roberts, William R (1533) | Won 2-1 | +191538 |
| top | average opponent: 1526record: 5-3 | new rating: 1538 | ||