Marcilio, Giovanni
Current rating: 1398
Record: 7-14-2
| Grand Prix Sao Paulo 2019 (modern) | starting rating: 1401 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 445 | Castelo, Darcio (1557) | Won 2-0 | +211422 |
| 2modern | 277 | Souza Santos Filho, Silvio Cesar De (1614) | Won 2-0 | +211443 |
| 3modern | 159 | Zanivan, Thiago (1500) | Lost 0-2 | -171426 |
| 4modern | 357 | Duarte, Jocelio (1515) | Won 2-1 | +201446 |
| 5modern | 207 | Branco, Icaro (1630) | Lost 0-2 | -151431 |
| 6modern | 328 | Roque, Francisco (1469) | Lost 0-2 | -171414 |
| 7modern | 308 | Pessanha, Victor Hugo (1504) | Lost 0-2 | -161398 |
| top | average opponent: 1541record: 3-4 | new rating: 1398 | ||
| Grand Prix Sao Paulo 2018 (modern) | starting rating: 1429 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 168 | Ledo, Rodrigo (1500) | Won 2-0 | +191448 |
| 2modern | 57 | De Paiva, Sidney (1518) | Draw 1-1 | +21450 |
| 3modern | 263 | De Biasi, Julio (1544) | Lost 1-2 | -171433 |
| 4modern | 414 | Kalevi Lyyra, Marcel (1501) | Lost 1-2 | -161417 |
| 5modern | 532 | Celes Sousa, Julio (1481) | Draw 1-1 | +11418 |
| 6modern | 507 | Pontoglio, Ricardo (1482) | Lost 0-2 | -171401 |
| top | average opponent: 1504record: 1-3-2 | new rating: 1401 | ||
| Grand Prix Sao Paulo 2015 (DTK standard) | starting rating: 1463 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 518 | Lidonni, Sergio (1446) | Won 2-1 | +181481 |
| 2standard | 1 | Rodrigo Soares Oliveir, (1518) | Lost 0-2 | -171464 |
| 3standard | 438 | Paiva, Lucas (1511) | Lost 0-2 | -181446 |
| 4standard | 567 | Lyra, Petterson (1481) | Lost 0-2 | -171429 |
| top | average opponent: 1489record: 1-3 | new rating: 1429 | ||
| Grand Prix Rio de Janeiro 2013 (GTC standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 270 | Almeida, Alvaro (1500) | Lost 0-2 | -181482 |
| 2standard | 227 | Vinicius Batista, Marcos (1500) | Won 2-0 | +181500 |
| 3standard | 158 | Pacheco, Gustavo (1499) | Won 2-0 | +181518 |
| 4standard | 169 | Silveira Cabral, Daniel Luz (1500) | Lost 0-2 | -181500 |
| 5standard | 240 | Sampaio, Joao Vitor (1519) | Lost 0-2 | -181482 |
| 6standard | 218 | Braz Pereira, Vinicius (1422) | Lost 0-2 | -191463 |
| top | average opponent: 1490record: 2-4 | new rating: 1463 | ||