Arellano, Gerardo
Current rating: 1424
Record: 1-5
| Grand Prix Mexico City 2018 (GRN limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 22 | Calzada Tovar, Jesus Adan (1491) | Lost 0-2 | -181482 |
| 2sealed | 158 | Figueroa Chavira, Cesar Alberto (1482) | Lost 1-2 | -181464 |
| 3sealed | 48 | Mancillas Orozco, Erika A (1312) | Lost 1-2 | -211443 |
| 4sealed | 193 | Delacruz, Rubi (1446) | Won 2-0 | +181461 |
| 5sealed | 167 | Villagrana Colin, Carlos Gustavo (1381) | Lost 0-2 | -191442 |
| 6sealed | 162 | Heredia Bernes, Fernando Jesus (1478) | Lost 0-2 | -181424 |
| average opponent: 1432record: 1-5 | new rating: 1424 | |||