Herrador, Roberto Andres
Current rating: 1471
Record: 2-4-1
| Grand Prix Costa Rica 2016 (SOI standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 33 | Arellano, Fidel (1547) | Lost 0-2 | -171483 |
| 2standard | 156 | Del Pino, Tomas (1504) | Won 2-0 | +181501 |
| 3standard | 152 | Iramain, Jorge (1689) | Won 2-1 | +221523 |
| 4standard | 125 | Barahona Gomez, Danny (1502) | Draw 1-1 | -11522 |
| 5standard | 119 | Martinez, Geovanny (1539) | Lost 0-2 | -171505 |
| 6standard | 161 | Vazquez Pena, Javier (1639) | Lost 1-2 | -161489 |
| 7standard | 175 | Hoyos, Luis (1491) | Lost 0-2 | -181471 |
| average opponent: 1559record: 2-4-1 | new rating: 1471 | |||