Mastelaro, Martin
Current rating: 1558
Record: 6-3
| Grand Prix Sao Paulo 2015 (DTK standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 13 | Gaspar, Carlos Jose (1500) | Won 2-1 | +181518 |
| 2standard | 305 | Goncalves Ribas, Henrique (1518) | Won 2-0 | +181536 |
| 3standard | 118 | Fagundes Cabral, Andre (1500) | Won 2-0 | +171553 |
| 4standard | 67 | Viana, Flavio (1553) | Won 2-1 | +181571 |
| 5standard | 52 | Pereira, Leonio (1554) | Lost 1-2 | -181553 |
| 6standard | 133 | Atanazio Pedroso, Guilherme (1553) | Won 2-1 | +181571 |
| 7standard | 59 | Silva Almeida, Vinicius (1572) | Won 2-0 | +181589 |
| 8standard | 35 | De Barros, Ricardo (1664) | Lost 0-2 | -171572 |
| 9standard | 85 | de Jesus Freitas, Marcos Paulo (1769) | Lost 0-2 | -141558 |
| average opponent: 1576record: 6-3 | new rating: 1558 | |||