Dos Santos, Charles Eduardo
Current rating: 1446
Record: 6-9
| Grand Prix Sao Paulo 2018 (modern) | starting rating: 1519 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 89 | De Paiva, Sidney (1500) | Lost 0-2 | -181501 |
| 2modern | 603 | Pardini, Bruno (1484) | Lost 0-2 | -181483 |
| 3modern | 613 | Soares Ferreira, Carlos Eduardo (1465) | Lost 0-2 | -191464 |
| 4modern | 658 | Fuoco, Gabriel (1452) | Won 2-0 | +181482 |
| 5modern | 585 | Morillo, Marcos (1467) | Lost 1-2 | -181464 |
| 6modern | 532 | Hidalgo, Mauricio (1483) | Lost 0-2 | -181446 |
| average opponent: 1475record: 1-5 | new rating: 1446 | |||
| Grand Prix Sao Paulo 2017 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 404 | Vidal Rivas, Valentin (1481) | Won 2-1 | +181518 |
| 2modern | 3 | Sousa, Ramon (1518) | Lost 0-2 | -181500 |
| 3modern | 357 | Montenegro, Carlos Davi (1685) | Lost 1-2 | -151485 |
| 4modern | 449 | Trevisan Filho, Euclides Jorge (1483) | Lost 1-2 | -181467 |
| 5modern | 461 | Labrin, David (1349) | Won 2-1 | +161483 |
| 6modern | 359 | Henrique, Carlos (1480) | Lost 1-2 | -181465 |
| 7modern | 440 | Pereira De Araujo, Tiago (1463) | Won 2-0 | +181483 |
| 8modern | 373 | Paes Batista, Lucas Augusto (1514) | Won 2-0 | +181501 |
| 9modern | 310 | Crespo De Godoy, Antonio Leandro (1503) | Won 2-0 | +181519 |
| average opponent: 1497record: 5-4 | new rating: 1519 | |||