Guedes da Silva, Carlos Frederico
Current rating: 1464
Record: 1-3
| Grand Prix Sao Paulo 2015 (DTK standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 350 | Penaforte, Andre (1500) | Won 2-0 | +181518 |
| 2standard | 281 | Agostin Leite Cristofaro, Raphael (1518) | Lost 0-2 | -181500 |
| 3standard | 343 | Yoshinori Yamada, Lucas (1502) | Lost 0-2 | -181482 |
| 4standard | 493 | Pareto Gomes, Daniel (1482) | Lost 1-2 | -181464 |
| average opponent: 1500record: 1-3 | new rating: 1464 | |||