Carvalho de Medeiros,
Current rating: 1482
Record: 3-4
| Grand Prix Sao Paulo 2015 (DTK standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 127 | Thomazelli Mazzucato, (1500) | Won 2-0 | +181518 |
| 2standard | 276 | Viana, Giancarlo (1518) | Lost 0-2 | -181500 |
| 3standard | 396 | Ribeiro Sumida, Alyson (1501) | Won 2-1 | +181518 |
| 4standard | 352 | Boscolo de Souza, Guil (1521) | Lost 1-2 | -181500 |
| 5standard | 423 | Cesar Dolacio, Marcelo (1499) | Won 2-0 | +181518 |
| 6standard | 348 | Vieira Bueno, Gustavo (1537) | Lost 0-2 | -181500 |
| 7standard | 300 | Garcia de Moura, Wilson Henrique (1484) | Lost 1-2 | -181482 |
| average opponent: 1509record: 3-4 | new rating: 1482 | |||