Madrigal, Carlos
Current rating: 1479
Record: 7-8
| Grand Prix Costa Rica 2016 (SOI standard) | starting rating: 1515 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 57 | LaFreniere, John (1658) | Lost 0-2 | -151500 |
| 2standard | 138 | Camacho Rodriguez, Jose Ruben (1483) | Won 2-0 | +181518 |
| 3standard | 131 | Hellman, Staffan (1584) | Won 2-0 | +191537 |
| 4standard | 155 | Quesada, Allan (1518) | Won 2-0 | +181555 |
| 5standard | 101 | Wright, Christopher (1494) | Lost 1-2 | -201535 |
| 6standard | 133 | Bojorquez, Wilfredo (1414) | Lost 0-2 | -201515 |
| 7standard | 171 | Quesada Valverde, Kelvin (1505) | Lost 0-2 | -181497 |
| 8standard | 157 | Torres, Oscar (1483) | Lost 0-2 | -181479 |
| average opponent: 1517record: 3-5 | new rating: 1479 | |||
| Grand Prix Orlando 2014 (KTK limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 282 | Hoberg, Richard (1493) | Lost 0-2 | -181482 |
| 2sealed | 416 | Beck, Jonathan (1484) | Won 2-0 | +181500 |
| 3sealed | 425 | Lorton, Scott (1499) | Won 1-0 | +181518 |
| 4sealed | 192 | Taylor, Ashley (1421) | Lost 1-2 | -201498 |
| 5sealed | 309 | Doctor, Patrick (1499) | Won 2-0 | +181516 |
| 6sealed | 165 | Mondragon, Anakin (1517) | Won 2-0 | +181534 |
| 7sealed | 192 | Johnson, David (1494) | Lost 0-2 | -191515 |
| average opponent: 1487record: 4-3 | new rating: 1515 | |||