Jose Viotto Maianente,
Current rating: 1519
Record: 4-3-2
| Grand Prix Sao Paulo 2015 (DTK standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 421 | Hamilton Gianni, Felipe (1500) | Won 2-0 | +181518 |
| 2standard | 55 | de Oliveira B H, Rodri (1500) | Won 2-1 | +181536 |
| 3standard | 136 | Feitosa, Isael (1507) | Draw 1-1 | -11535 |
| 4standard | 120 | Vasconcelos Souto, Anderson (1535) | Lost 1-2 | -181517 |
| 5standard | 251 | Barcellos, Guilherme (1679) | Lost 1-2 | -151502 |
| 6standard | 366 | Moraes, Antonio (1499) | Draw 1-1 | 01502 |
| 7standard | 357 | Poleva, Anna (1467) | Won 2-1 | +171519 |
| 8standard | 268 | Agostin Leite Cristofaro, Raphael (1521) | Won 2-1 | +181537 |
| 9standard | 196 | Scussel Oliveira Azor, (1537) | Lost 1-2 | -181519 |
| average opponent: 1527record: 4-3-2 | new rating: 1519 | |||