Vega, Diego
Current rating: 1478
Record: 3-4
| Grand Prix Costa Rica 2012 (M13 limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 124 | Quiros Castro, Jorge P (1500) | Won 2-1 | +181518 |
| 3sealed | 115 | Bonilla Chacon, Raul (1482) | Won 2-0 | +171535 |
| 4sealed | 93 | Monge, Pablo (1536) | Lost 0-2 | -181517 |
| 5sealed | 79 | Cubillo, Stayner (1483) | Lost 1-2 | -181499 |
| 6sealed | 121 | Ramirez, Fhernando (1499) | Won 2-0 | +181517 |
| 7sealed | 91 | Ortiz, Ottoniel (1428) | Lost 1-2 | -201497 |
| 8sealed | 103 | Mcquiddy, Allan (1464) | Lost 0-2 | -191478 |
| average opponent: 1484record: 3-4 | new rating: 1478 | |||