Castillo, Javier E
Current rating: 1522
Record: 4-3
| Grand Prix Costa Rica 2012 (M13 limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 105 | Rogachevsky, Victor (1624) | Lost 0-2 | -161484 |
| 3sealed | 112 | RUIZ, VLADIMIR (1518) | Won 2-0 | +191503 |
| 4sealed | 86 | Mislov, Nikola (1439) | Lost 0-2 | -191484 |
| 5sealed | 125 | Villalobos, Ronaldo (1524) | Won 2-0 | +181502 |
| 6sealed | 53 | Calvo, Javier (1535) | Won 2-1 | +191521 |
| 7sealed | 54 | Esquivel Nunez, Luis (1518) | Lost 0-2 | -181503 |
| 8sealed | 58 | Brenes D, Alexey (1535) | Won 2-1 | +191522 |
| average opponent: 1528record: 4-3 | new rating: 1522 | |||