Melendez Zorrilla, Sebastian
Current rating: 1547
Record: 4-2-1
| Regional Championships Mexico City 2022 (pioneer) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1pioneer | 11 | Freeman, Marcelino (1709) | Lost 0-2 | -141486 |
| 2pioneer | 54 | Cavazos, Julio (1482) | Lost 1-2 | -181468 |
| 3pioneer | 48 | Avila Gutierrez, Marlon Jacob (1655) | Draw 1-1 | +31471 |
| 4pioneer | 49 | Calvo, Javier (1635) | Won 2-0 | +211492 |
| 5pioneer | 39 | Vazquez Lemus, Santiago Hasan (1487) | Won 2-0 | +181510 |
| 6pioneer | 28 | Espinosa, Gabriel (1603) | Won 2-1 | +201530 |
| 7pioneer | 21 | Campos, Eli (1511) | Won 2-0 | +171547 |
| average opponent: 1583record: 4-2-1 | new rating: 1547 | |||