Marques Siqueira, Rafael
Current rating: 1567
Record: 8-5
| Grand Prix Sao Paulo 2015 (DTK standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 447 | Vidal Bianquini, Diego (1500) | Won 2-0 | +181518 |
| 2standard | 105 | Ribeiro de Oliveira, Victor (1518) | Won 2-1 | +181536 |
| 3standard | 145 | Brito, David (1578) | Won 2-1 | +191555 |
| 4standard | 32 | Farnung, Ian (1956) | Won 2-1 | +251580 |
| 5standard | 10 | Salvatto, Luis (1754) | Won 2-0 | +211601 |
| 6standard | 21 | Camargo Nogueira, Ricardo Felipe (1589) | Lost 1-2 | -181583 |
| 7standard | 323 | Fehr, Gabriel (1712) | Lost 0-2 | -161567 |
| 8standard | 75 | De Araujo De Souza, Jo (1537) | Won 2-1 | +171584 |
| 9standard | 56 | Barros, Victor (1579) | Won 2-1 | +181602 |
| 11standard | 33 | Silva Neto, Luiz (1515) | Lost 0-2 | -191583 |
| 12standard | 32 | Alex Leite de Souza, A (1597) | Lost 1-2 | -181565 |
| 13standard | 49 | Esteves Maciel, Frederico (1577) | Lost 1-2 | -181547 |
| 14standard | 55 | Cabrini, Ricardo (1640) | Won 2-1 | +201567 |
| 15standard | 43 | Wood, Gabriel Jose (1520) | ID | 01567 |
| average opponent: 1612record: 8-5-1 | new rating: 1567 | |||