Rocha Guevara, Eduardo
Current rating: 1509
Record: 4-4
| Grand Prix Mexico City 2018 (GRN limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 55 | Quiroga, Juan (1500) | Won 2-0 | +181518 |
| 2sealed | 4 | Maya, Victor (1520) | Won 2-0 | +181536 |
| 3sealed | 87 | Mexicano, Armando (1463) | Won 2-1 | +171553 |
| 4sealed | 10 | Wredberg, Christopher (1564) | Lost 0-2 | -181535 |
| 5sealed | 62 | Paz, Juan (1450) | Lost 1-2 | -201515 |
| 6sealed | 117 | Yu, Ben (1966) | Won 2-0 | +261541 |
| 7sealed | 62 | Grezes, Felix (1753) | Lost 1-2 | -141527 |
| 8sealed | 80 | Lopez Tristan, Manuel Antonio (1511) | Lost 0-2 | -181509 |
| average opponent: 1591record: 4-4 | new rating: 1509 | |||