Schaidhauer, Diego Dias
Current rating: 1415
| Grand Prix Porto Alegre 2017 (AER standard) | starting rating: 1447 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 24 | Santaren, Waldevino (1500) | Lost 1-2 | -171430 |
| 2standard | 196 | Ferreira Roggia, Renan (1483) | Lost 0-2 | -171413 |
| 3standard | 262 | Oliveira, Hiero (1467) | Won 2-0 | +191432 |
| 4standard | 247 | Belato, Luciano (1517) | Lost 0-2 | -171415 |
| top | average opponent: 1492record: 1-3 | new rating: 1415 | ||
| Grand Prix Porto Alegre 2015 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 247 | Lundgren, Guilherme (1500) | Lost 0-2 | -181482 |
| 2modern | 263 | Silva, Everton (1482) | Lost 0-2 | -181464 |
| 3modern | 361 | Mariano, Takeshi (1481) | Lost 0-2 | -171447 |
| top | average opponent: 1488record: 0-3 | new rating: 1447 | ||
| Grand Prix Porto Alegre 2004 (COK limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 44 | Leonardo Paiva Nunes, Silton (1500) | Lost 1-2 | -181482 |
| 2sealed | 114 | Villegas, Rodrigo (1482) | Won 2-0 | +181500 |
| 3sealed | 15 | Bezzegh, Tomas (1553) | Draw 1-1 | +11501 |
| 4sealed | 102 | Minotto, Vicente (1500) | Won 2-0 | +181519 |
| 5sealed | 66 | Moreine Thejano, Guilherne (1518) | Lost 0-2 | -181501 |
| 6sealed | 97 | Schmidt Junior, Otto (1507) | Won 2-0 | +181519 |
| 7sealed | 68 | Lontra, Marcus (1484) | Lost 0-2 | -191500 |
| top | average opponent: 1506record: 3-3-1 | new rating: 1500 | ||