Zuniga, Beatriz
Current rating: 1501
Record: 3-3
| Grand Prix Costa Rica 2012 (M13 limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 122 | Gonzalez, Marvin Andre (1500) | Won 2-1 | +181518 |
| 3sealed | 48 | cheng, Michael (1500) | Lost 0-2 | -181500 |
| 4sealed | 76 | Guerra Guzman, Alfonso (1536) | Lost 0-2 | -181482 |
| 5sealed | 122 | Brenes, Jose Miguel (1541) | Lost 0-2 | -171465 |
| 6sealed | 119 | Borquez, Flavio (1467) | Won 2-1 | +181483 |
| 7sealed | 12 | Palmeira da Silva, Pau (1481) | Won 2-0 | +181501 |
| average opponent: 1504record: 3-3 | new rating: 1501 | |||