Avila Chacon, Jonathan
Current rating: 1518
Record: 4-3
| Grand Prix Costa Rica 2012 (M13 limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 66 | Fournier, Alejandro (1500) | Lost 0-2 | -181482 |
| 3sealed | 75 | Jimenez Ruiz, Luis David (1482) | Won 2-0 | +181500 |
| 4sealed | 101 | Cowan, John William (1570) | Won 2-0 | +191519 |
| 5sealed | 33 | Vega, Juan Pablo (1501) | Won 2-0 | +181537 |
| 6sealed | 33 | Quiron, Marco (1539) | Won 2-0 | +181555 |
| 7sealed | 28 | Perez Garcia, Victor Alejandro (1465) | Lost 1-2 | -201535 |
| 8sealed | 25 | Schwartz, Stephen (1551) | Lost 0-2 | -171518 |
| average opponent: 1515record: 4-3 | new rating: 1518 | |||