Pena Gonzalez, Alfredo
Current rating: 1430
Record: 4-8
| Grand Prix Mexico City 2015 (FRF limited) | starting rating: 1466 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 225 | Hernandez Gomez, Juan (1500) | Lost 1-2 | -171449 |
| 2sealed | 201 | Hernandez, Eduardo (1404) | Lost 0-2 | -191430 |
| 3sealed | 287 | carmona contreras, karla julieta (1389) | Won 2-1 | +171447 |
| 4sealed | 230 | Gonzalez Robledo, Luis (1481) | Lost 1-2 | -171430 |
| average opponent: 1443record: 1-3 | new rating: 1430 | |||
| Grand Prix Guadalajara 2013 (DGM standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 138 | Baba, Tadashi (1500) | Won 2-1 | +181518 |
| 2standard | 42 | Vazquez Pena, Javier (1600) | Won 2-1 | +201538 |
| 3standard | 9 | Mejia, Pedro (1536) | Lost 0-2 | -191519 |
| 4standard | 65 | Alcudia Mendoza, Jorge Luis (1502) | Lost 0-2 | -181501 |
| 5standard | 133 | jimnez, rodrigo (1516) | Lost 1-2 | -181483 |
| 6standard | 136 | Palma Rangel, Gibran (1532) | Lost 0-2 | -171466 |
| 7standard | 178 | Perez, Adan (1464) | Lost 1-2 | -181448 |
| 8standard | 161 | Olivera, Joel (1444) | Won 2-0 | +181466 |
| average opponent: 1512record: 3-5 | new rating: 1466 | |||