Sepulveda Tacalo, Karen Gabriela
Current rating: 1515
Record: 4-4
| Grand Prix Mexico City 2018 (GRN limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 39 | Casasa Mtanous, Miguel Antonio (1529) | Won 2-0 | +191519 |
| 2sealed | 37 | Pano Gutierrez, Manuel (1519) | Won 2-0 | +181537 |
| 3sealed | 2 | Estrada Morales, Mauricio (1814) | Won 2-0 | +221559 |
| 4sealed | 40 | Black, Samuel (1867) | Lost 0-2 | -121547 |
| 5sealed | 82 | Mexicano, Marco (1639) | Lost 0-2 | -161531 |
| 6sealed | 93 | Barzola, Juan Pablo (1616) | Lost 1-2 | -171514 |
| 7sealed | 111 | Hernandez Cruz, Fernando (1508) | Won 2-0 | +181532 |
| 8sealed | 69 | Horak, Nathan (1608) | Lost 1-2 | -171515 |
| average opponent: 1638record: 4-4 | new rating: 1515 | |||