Martins, Andre B
Current rating: 1520
Record: 7-6
| Grand Prix Rio de Janeiro 2013 (GTC standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 158 | Marques Fones, Rodrigo (1500) | Won 2-0 | +181518 |
| 2standard | 103 | May, Neimar S (1570) | Won 2-0 | +191537 |
| 3standard | 29 | Vieira, Guilherme (1698) | Lost 0-2 | -151522 |
| 4standard | 104 | Barbosa Destri Junior, Vilmar (1517) | Won 2-0 | +171539 |
| 5standard | 107 | Quetglas, Juan Pablo (1492) | Lost 0-2 | -181521 |
| 6standard | 148 | Moreira Egger, Felipe (1517) | Won 2-0 | +181539 |
| 7standard | 82 | Prato, Diego (1485) | Lost 0-2 | -191520 |
| average opponent: 1540record: 4-3 | new rating: 1520 | |||
| Grand Prix Curitiba 2001 (extended) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1extended | 60 | Surec, Nathan Felipe (1500) | Won 2-0 | +181518 |
| 2extended | 12 | Rocha, Thiago S (1500) | Lost 0-0 | -181500 |
| 3extended | 83 | Pauly Fernandes, Francisco (1482) | Won 2-0 | +171517 |
| 4extended | 67 | Alberge Ribas, Marcel (1551) | Lost 1-2 | -171500 |
| 5extended | 118 | Sperancetta, Leonardo Alcant (1499) | Won 2-0 | +181518 |
| 6extended | 78 | Lobo, Ruben (1501) | Lost 0-2 | -181500 |
| average opponent: 1506record: 3-3 | new rating: 1500 | |||