Mazuelos, Amauri
Current rating: 1466
Record: 6-8
| Grand Prix Sao Paulo 2018 (modern) | starting rating: 1521 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 311 | Staub, Matheus Augusto (1500) | Lost 1-2 | -181503 |
| 2modern | 629 | Damasceno, Henrique (1585) | Won 2-1 | +191522 |
| 3modern | 400 | Navarro, Rafael (1464) | Lost 1-2 | -191503 |
| 4modern | 551 | Rodriguez, Leonardo Luis (1484) | Lost 0-2 | -181485 |
| 5modern | 554 | Gonzalez, Matheus (1464) | Lost 0-2 | -191466 |
| average opponent: 1499record: 1-4 | new rating: 1466 | |||
| Grand Prix Sao Paulo 2017 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 465 | Souza Dos Santos, Fabio (1500) | Lost 1-2 | -181482 |
| 2modern | 355 | Marotta, Roberto (1429) | Won 2-1 | +171499 |
| 3modern | 239 | Dilson Ribeiro Nonato, Jose (1501) | Won 2-0 | +181517 |
| 4modern | 247 | Floresta dos Santos, Leandro (1631) | Lost 1-2 | -161501 |
| 5modern | 318 | Henrique Tenorio Torres, Matheus (1500) | Won 2-1 | +181519 |
| 6modern | 203 | Palma Lopes Da Silva, Eduardo (1520) | Won 2-1 | +181537 |
| 7modern | 191 | Ferreira Pacheco, Filipe (1543) | Lost 1-2 | -181519 |
| 8modern | 303 | Casagrande Dal Bello, Lucas (1520) | Won 2-0 | +181537 |
| 9modern | 156 | Guarienti De Oliveira, Bruno (1641) | Lost 1-2 | -161521 |
| average opponent: 1532record: 5-4 | new rating: 1521 | |||