Meza Loaiza, Juan Pabl
Current rating: 1515
Record: 4-3
| Grand Prix Costa Rica 2012 (M13 limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 25 | Chung, Steven (1500) | Won 2-0 | +181518 |
| 3sealed | 70 | Nicosia, Alvaro (1572) | Won 2-0 | +191537 |
| 4sealed | 44 | Soler, William J (1502) | Won 2-1 | +171554 |
| 5sealed | 50 | Perez Garcia, Victor Alejandro (1424) | Lost 1-2 | -201534 |
| 6sealed | 50 | Azofeifa Valverde, Andres (1538) | Lost 0-2 | -181516 |
| 7sealed | 81 | Gonzalez, Elvis (1481) | Won 2-1 | +171533 |
| 8sealed | 68 | Arce Cruz, Harvey O (1503) | Lost 0-2 | -181515 |
| average opponent: 1503record: 4-3 | new rating: 1515 | |||