Sirker, Josue
Current rating: 1464
Record: 0-2-1
| Grand Prix Costa Rica 2012 (M13 limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 27 | Velasquez, David (1500) | Lost 1-2 | -181482 |
| 3sealed | 150 | Aguilar, Melvin (1482) | Lost 0-2 | -181464 |
| 4sealed | 161 | Lopez, Gustavo (1464) | Draw 0-0 | 01464 |
| average opponent: 1482record: 0-2-1 | new rating: 1464 | |||