Acuna, Hector
Current rating: 1465
Record: 6-8
| Grand Prix Sao Paulo 2018 (modern) | starting rating: 1480 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 110 | Portella, Brunno (1500) | Won 2-0 | +181498 |
| 2modern | 168 | De Araujo Neto, Lourival (1518) | Lost 1-2 | -171481 |
| 3modern | 286 | Calil De Carvalho Silva, Gustavo (1500) | Won 2-0 | +181499 |
| 4modern | 214 | Lima, Rafael (1446) | Lost 0-2 | -191480 |
| 5modern | 353 | Baratella, Eric Henrique (1499) | Won 2-0 | +191499 |
| 6modern | 365 | De Prada, Nicolas (1520) | Lost 0-2 | -181481 |
| 7modern | 373 | Gonzalez Iturriaga, Francisco (1593) | Lost 0-2 | -161465 |
| average opponent: 1511record: 3-4 | new rating: 1465 | |||
| Grand Prix Sao Paulo 2017 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 236 | Lemos Da Silva, Joao Paulo (1500) | Lost 0-2 | -181482 |
| 2modern | 418 | Carvalho Pereira, Luiz Paulo (1421) | Won 2-1 | +171499 |
| 3modern | 328 | Matheus Santos E Souza, Guilherme (1447) | Lost 1-2 | -191480 |
| 4modern | 472 | Pedro Portella, Joao (1481) | Won 2-0 | +181498 |
| 5modern | 276 | Pontes, Pedro (1499) | Lost 1-2 | -181480 |
| 6modern | 384 | Arrada, Guilherme Domingues (1484) | Won 2-1 | +181498 |
| 7modern | 358 | Cezar Fragola De Faria Soares, Glauco (1500) | Lost 0-2 | -181480 |
| average opponent: 1476record: 3-4 | new rating: 1480 | |||