Calderon, Aaron
Current rating: 1464
Record: 1-3
| Grand Prix Costa Rica 2012 (M13 limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 70 | Rodriguez, Adrian (1479) | Won 2-0 | +181518 |
| 3sealed | 88 | Zamora, Eduardo (1518) | Lost 1-2 | -181500 |
| 4sealed | 133 | Cordero, Bryan (1500) | Lost 0-2 | -181482 |
| 5sealed | 153 | Bennell, Vida (1483) | Lost 0-2 | -181464 |
| average opponent: 1495record: 1-3 | new rating: 1464 | |||