Freitas Jr, Carlos Roberto
Current rating: 1563
Record: 9-6
| Grand Prix Sao Paulo 2019 (modern) | starting rating: 1558 | |||
| round | table | opponent (rating) | result | Δrating |
| 3modern | 127 | De Siqueira Santos, Marco Aurelio (1504) | Won 2-1 | +171575 |
| 4modern | 34 | Casatti, Vagner William (1952) | Lost 0-2 | -121563 |
| 5modern | 164 | Junior, Mauri (1522) | Won 2-0 | +181581 |
| 6modern | 85 | Pereira Da Silva, Rafael (1672) | Lost 1-2 | -171564 |
| 7modern | 156 | Amaral Di Palma, Bruno (1539) | Won 2-1 | +181582 |
| 8modern | 158 | De Freitas, Iury (1559) | Lost 0-2 | -191563 |
| average opponent: 1625record: 3-3 | new rating: 1563 | |||
| Grand Prix Porto Alegre 2015 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 2 | Correa, Bruno (1500) | Won 2-1 | +181518 |
| 2modern | 43 | Arntz, Estevao Rudi (1632) | Won 2-0 | +201538 |
| 3modern | 146 | Rodrigues, Lucas (1536) | Won 2-0 | +181556 |
| 4modern | 36 | Crusius, Matheus (1571) | Lost 0-2 | -181538 |
| 5modern | 109 | Souza, Jorge (1487) | Won 2-1 | +171555 |
| 6modern | 78 | Cesa, Alejandro (1540) | Lost 0-2 | -181537 |
| 7modern | 132 | Rosa, Douglas (1536) | Won 2-0 | +181555 |
| 8modern | 72 | Araujo, Ivan (1633) | Won 2-1 | +191574 |
| 9modern | 31 | Coquemala Filho, Walter (1646) | Lost 0-2 | -161558 |
| average opponent: 1564record: 6-3 | new rating: 1558 | |||