Valdez Chavarria, Isaac
Current rating: 1481
Record: 4-5
| Grand Prix Mexico City 2015 (FRF limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 106 | Ibarra Del Rio, Ignacio (1723) | Lost 0-2 | -141486 |
| 2sealed | 207 | Caballero, Homero (1446) | Lost 0-2 | -191467 |
| 3sealed | 270 | Almazan, Jose Antonio (1463) | Lost 0-2 | -181449 |
| 4sealed | 286 | Alba Romero, Emmanuel (1425) | Won 2-1 | +181467 |
| 5sealed | 263 | Narvaez Hurtado, Jose (1458) | Won 2-0 | +181485 |
| 6sealed | 198 | Guzman Esparragoza, Edwin Jonathan (1364) | Lost 1-2 | -211464 |
| 7sealed | 192 | Ramirez Hernandez, Rodrigo Antonio (1382) | Won 2-0 | +171481 |
| 8sealed | 158 | Rosales Guillen, Miguel Angel (1483) | Won 2-1 | +181499 |
| 9sealed | 128 | Espinosa Rojas, Javier Omar (1499) | Lost 1-2 | -181481 |
| average opponent: 1471record: 4-5 | new rating: 1481 | |||