Rios, Marcos
Current rating: 1653
Record: 16-7
| Grand Prix Sao Paulo 2019 (modern) | starting rating: 1675 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 84 | Paniago De Oliveira Amaral, Pedro Henrique (1559) | Won 2-0 | +161691 |
| 2modern | 186 | Duarte Barbosa, Gabriel (1412) | Lost 0-2 | -231668 |
| 3modern | 372 | Da Rocha Pereira, Lucas (1500) | Lost 1-2 | -211647 |
| 4modern | 580 | Leal Tavares, Henrique (1482) | Won 2-1 | +151662 |
| 5modern | 392 | De Carvalho, Eduardo (1612) | Won 2-0 | +171679 |
| 6modern | 260 | Brasil Junior, Claudinei (1556) | Won 2-0 | +161695 |
| 7modern | 200 | Junior, Mauri (1522) | Lost 1-2 | -211674 |
| 8modern | 229 | Correia, Daniel (1521) | Lost 1-2 | -211653 |
| average opponent: 1520record: 4-4 | new rating: 1653 | |||
| Grand Prix Sao Paulo 2018 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 81 | Ventura, Joao (1500) | Won 2-0 | +181518 |
| 2modern | 77 | Baiotto, Alexandre (1502) | Won 2-0 | +181536 |
| 3modern | 223 | Cavassin Jayme, Cassius (1576) | Lost 0-2 | -181518 |
| 4modern | 356 | Gomes Junior, Samuel (1518) | Won 2-0 | +181536 |
| 5modern | 245 | Santos Navarro, Thales (1518) | Won 2-0 | +181554 |
| 6modern | 92 | Lopez, Mauricio (1584) | Won 2-1 | +191573 |
| 7modern | 88 | Nunez Fernandez, Rodrigo Antonio (1619) | Lost 1-2 | -181555 |
| 8modern | 144 | Bossaneli Araujo, William (1874) | Won 2-0 | +241579 |
| 9modern | 50 | Santos, Brunno (1585) | Won 2-0 | +181597 |
| 10modern | 25 | Fernandes do Valle, Mateus (1561) | Won 2-0 | +181615 |
| 11modern | 37 | Dutra de Lima, Joao Roberto (1734) | Won 2-0 | +201635 |
| 12modern | 13 | Paredes, Marcos (1699) | Lost 0-2 | -171618 |
| 13modern | 23 | Barboza, Leonardo (1582) | Won 2-1 | +171635 |
| 14modern | 25 | Sapiras, Armando (1844) | Won 2-0 | +221657 |
| 15modern | 17 | Laurindo, Victor (1667) | Won 2-0 | +181675 |
| average opponent: 1624record: 12-3 | new rating: 1675 | |||