Massaro, Luis
Current rating: 1616
Record: 25-18-2
| Grand Prix Sao Paulo 2009 (ARB standard) | starting rating: 1612 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 110 | Gustavo Aranha Rodrigu, (1500) | Won 2-0 | +161628 |
| 2standard | 2 | Leonardo M Fernandes, (1500) | Lost 1-2 | -201608 |
| 3standard | 184 | Carballo, Jorge (1504) | Won 2-0 | +161624 |
| 4standard | 133 | Amundsen, Rune (1585) | Lost 0-2 | -191605 |
| 5standard | 214 | Lucena de Oliveira, Pablo (1500) | Won 2-0 | +161621 |
| 6standard | 131 | Pinheiro, Felipe (1465) | Won 0-0 | +151636 |
| 7standard | 117 | Arenas, Christian (1537) | Lost 1-2 | -201616 |
| top | average opponent: 1513record: 4-3 | new rating: 1616 | ||
| Grand Prix Porto Alegre 2004 (COK limited) | starting rating: 1642 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 12 | Kiko, William (1500) | Won 2-1 | +151657 |
| 2sealed | 55 | Carvalho, Helder (1518) | Won 2-1 | +161673 |
| 3sealed | 43 | Mendonca, Rafael (1575) | Lost 0-2 | -201653 |
| 4sealed | 70 | Perez, Walter (1517) | Lost 0-2 | -211632 |
| 5sealed | 102 | Roeck, Gabriel K (1499) | Lost 1-2 | -201612 |
| top | average opponent: 1522record: 2-3 | new rating: 1612 | ||
| Grand Prix Sao Paulo 2002 (JUD standard) | starting rating: 1485 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 3 | Inoue, Fabio (1500) | Won 2-0 | +181503 |
| 2standard | 50 | Harima, Mario Hiroshi (1518) | Won 2-1 | +191522 |
| 3standard | 2 | Beraldo, Eduardo (1536) | Won 2-0 | +181540 |
| 4standard | 29 | Cabrini, Ricardo (1553) | Won 2-0 | +181558 |
| 5standard | 5 | Michelena, Gabriel (1515) | Draw 1-1 | -11557 |
| 6standard | 11 | Clemente Buzzo, Alberto (1556) | Won 2-0 | +181575 |
| 7standard | 5 | Shirozono, Michel (1570) | Won 2-1 | +181593 |
| 8standard | 3 | Del Moral Pires da Silva, Caio (1590) | Won 2-1 | +181611 |
| 9standard | 1 | Ruel, Antoine (1903) | Lost 1-2 | -131598 |
| 10standard | 3 | Longo Junior, Sergio (1483) | Won 2-0 | +161614 |
| 11standard | 4 | O'Mahoney-Schwartz, Steven (1751) | Lost 1-2 | -151599 |
| 12standard | 8 | Casatti, Vagner William (1614) | Won 2-1 | +181617 |
| 13standard | 6 | Pustilnik, Michael (1879) | Won 2-1 | +231640 |
| Qstandard | Gunther, Raphael F. (1679) | Won 2-1 | +181658 | |
| Sstandard | Desiderati, Felipe (1727) | Lost 1-2 | -161642 | |
| top | average opponent: 1625record: 11-3-1 | new rating: 1642 | ||
| Grand Prix Curitiba 2001 (extended) | starting rating: 1461 | |||
| round | table | opponent (rating) | result | Δrating |
| 2extended | 64 | Sartori, Bruno (1518) | Draw 0-0 | +11462 |
| 3extended | 68 | Andrade, Luiz (1466) | Won 2-0 | +191481 |
| 4extended | 57 | Coelho, Cesar David (1498) | Won 2-0 | +181499 |
| 5extended | 25 | Huarapil, Carlos (1653) | Lost 0-2 | -151484 |
| 6extended | 58 | Jacob, Igor da Fonseca (1535) | Lost 1-2 | -171467 |
| 7extended | 83 | Castillo, Victor E (1501) | Won 2-0 | +181485 |
| top | average opponent: 1528record: 3-2-1 | new rating: 1485 | ||
| Grand Prix Rio de Janeiro 2001 (PLS limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 10 | Vianna de Menezes, Felipe (1500) | Won 2-0 | +181518 |
| 2sealed | 47 | Machado, Gabriel (1518) | Won 2-0 | +181536 |
| 3sealed | 40 | Sasada Sato, Cristiano (1536) | Won 2-1 | +181554 |
| 4sealed | 11 | Estevez, Ricardo Jose (1535) | Won 2-0 | +181572 |
| 5sealed | 7 | De Castro, Jose Ricardo P (1520) | Won 2-1 | +171589 |
| 6sealed | 7 | Brown-Santirso, Damian (1517) | Lost 0-2 | -201569 |
| 7sealed | 14 | Balbino Moura, Rogerio (1572) | ID | 01569 |
| 8draft | 28 | Hojman, Andres (1573) | Lost 0-2 | -181551 |
| 9draft | 28 | Britto, Romario (1523) | Lost 1-2 | -181533 |
| 10draft | 28 | Ancelmo, Fabio (1519) | Lost 1-2 | -181515 |
| 11draft | 31 | De Lima, Eduardo Leme (1473) | Lost 1-2 | -191496 |
| 12draft | 30 | Caramuru Cabral, Marcio (1519) | Lost 0-2 | -181478 |
| 13draft | 26 | Fonseca, Marcos Braga (1534) | Lost 0-2 | -171461 |
| top | average opponent: 1526record: 5-7-1 | new rating: 1461 | ||