Corrales, Jose Manuel
Current rating: 1490
Record: 3-4
| Grand Prix Costa Rica 2012 (M13 limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 41 | Vargas, Carlos (1500) | Won 2-0 | +181518 |
| 3sealed | 15 | Cubillo, Stayner (1518) | Won 2-0 | +181536 |
| 4sealed | 37 | Kibler, Brian (1969) | Lost 0-2 | -111525 |
| 5sealed | 46 | Acevedo, Michael (1518) | Lost 0-2 | -181507 |
| 6sealed | 84 | Gonzalez, Emanuel (1506) | Lost 0-2 | -181489 |
| 7sealed | 107 | Ramos, Daniel [CRI] (1518) | Lost 0-2 | -171472 |
| 8sealed | 96 | Gonzalez, Elvis (1463) | Won 2-1 | +181490 |
| average opponent: 1570record: 3-4 | new rating: 1490 | |||