picado, edson
Current rating: 1483
Record: 3-4
| Grand Prix Costa Rica 2012 (M13 limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 42 | Bojorquez, Wilfredo (1386) | Won 2-0 | +161516 |
| 3sealed | 34 | Mcquiddy, Allan (1518) | Won 3-0 | +181534 |
| 4sealed | 30 | Schwartz, Stephen (1549) | Lost 0-2 | -181516 |
| 5sealed | 54 | Achcar, Omar (1586) | Lost 1-2 | -161500 |
| 6sealed | 49 | Arauz, Joel Enrique (1498) | Lost 0-2 | -191481 |
| 7sealed | 95 | Garcia, Ivannia (1517) | Won 2-0 | +191500 |
| 8sealed | 84 | Gomez, Manuel (1571) | Lost 1-2 | -171483 |
| average opponent: 1518record: 3-4 | new rating: 1483 | |||