Costa, Alexandre
Current rating: 1568
| Grand Prix Rio de Janeiro 2013 (GTC standard) | starting rating: 1464 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 52 | Medeiros, Edmilson (1500) | Won 2-1 | +191483 |
| 2standard | 141 | Carlos A., (1518) | Won 2-0 | +181501 |
| 3standard | 7 | Antonio Martins dos Santos, Jorge (1536) | Won 2-0 | +191520 |
| 4standard | 21 | Finoti, Lucas (1462) | Won 2-0 | +171537 |
| 5standard | 87 | Amorim Falcao, William (1573) | Won 2-0 | +191556 |
| 6standard | 51 | Akio Yanagiura, Matheus (1556) | Won 2-1 | +181574 |
| 7standard | 49 | Monsalve, Andres (1677) | Lost 0-2 | -171557 |
| 8standard | 25 | Carvalho Pinho, Murilo (1591) | Won 2-1 | +191576 |
| 9standard | 135 | Pires, Bruno (1579) | Won 2-1 | +181594 |
| 10standard | 30 | Arenas, Christian (1654) | Won 2-1 | +191613 |
| 11standard | 11 | Quiroga, Martin (1604) | Lost 1-2 | -181595 |
| 12standard | 8 | Alves Pellegrini, Felipe (1729) | Won 2-0 | +201615 |
| 13standard | 12 | Cesar Siqueira, Jorge Henrique (1744) | Lost 1-2 | -151600 |
| 14standard | 7 | dos Santos Esteves, Carlos Alexandre (1685) | Lost 1-2 | -171583 |
| 15standard | 18 | Fernandes Ferraz, Diego (1708) | Lost 1-2 | -151568 |
| top | average opponent: 1608record: 10-5 | new rating: 1568 | ||
| Grand Prix Sao Paulo 2009 (ARB standard) | starting rating: 1462 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 150 | Carvalho, Bernardo (1500) | Lost 1-2 | -171445 |
| 2standard | 186 | Yamaguchi, Thiago Rogerio (1482) | Won 2-0 | +181463 |
| 3standard | 176 | Nunes Barrada, Evandro (1482) | Lost 1-2 | -171446 |
| 4standard | 245 | Abeche, Jean Paul (1431) | Won 2-1 | +171463 |
| 5standard | 205 | miguel salgado, (1500) | Won 2-0 | +191482 |
| 6standard | 190 | Silva, Jose Francisco (1476) | Lost 0-0 | -181464 |
| top | average opponent: 1479record: 3-3 | new rating: 1464 | ||
| Grand Prix Strasbourg 2007 (Time Spiral block) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1block | 185 | Kelterbaum, Richard (1358) | Draw 1-1 | -31497 |
| 2block | 158 | Ligny, Manuel (1605) | Lost 0-2 | -161481 |
| 3block | 217 | Trappler, Lionel (1482) | Won 2-0 | +181499 |
| 4block | 181 | Martins, Didier (1484) | Lost 0-2 | -181481 |
| 5block | 222 | Cutuli, Daniele (1375) | Lost 1-2 | -201461 |
| 6block | 218 | Centamori, Salvatore (1464) | Won 2-0 | +181479 |
| 7block | 181 | Louis, Jonathan (1480) | Won 2-1 | +181497 |
| 8block | 128 | Ducher, Fabien (1468) | Lost 1-2 | -181479 |
| 9block | 122 | Rosenberger, Alexander (1549) | Lost 0-2 | -171462 |
| top | average opponent: 1474record: 3-5-1 | new rating: 1462 | ||