Da Silva, Gustavo
Current rating: 1344
Record: 1-10
| Grand Prix Sao Paulo 2017 (modern) | starting rating: 1389 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 173 | Francelino, Lygia Karla (1448) | Lost 1-2 | -171372 |
| 2modern | 535 | Siqueira, Eduardo (1481) | Lost 0-2 | -161356 |
| 3modern | 585 | De Souza, Edvan Roberto (1500) | Lost 0-2 | -161340 |
| 4modern | 585 | Guerrero, Caio (1445) | Won 2-0 | +201360 |
| 5modern | 544 | Da Silva, Guilherme Henrique (1461) | Lost 0-2 | -161344 |
| average opponent: 1467record: 1-4 | new rating: 1344 | |||
| Grand Prix Porto Alegre 2017 (AER standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 12 | Rebelo Vianna, Victor (1500) | Lost 0-2 | -181482 |
| 2standard | 172 | Machado, Yan (1482) | Lost 0-2 | -181464 |
| 3standard | 266 | Careli, Michael (1465) | Lost 1-2 | -181446 |
| 4standard | 274 | Nonnig, Andre (1394) | Lost 0-2 | -191427 |
| 5standard | 269 | Jose Ferreira, Geraldo (1425) | Lost 0-2 | -181409 |
| 7standard | 228 | Cotte, Rodrigo (1276) | Lost 0-2 | -201389 |
| average opponent: 1424record: 0-6 | new rating: 1389 | |||