Prais, Raphael
Current rating: 1342
Record: 5-15
| Grand Prix Sao Paulo 2019 (modern) | starting rating: 1384 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 417 | Lemos, Lucieudo (1500) | Lost 1-2 | -161368 |
| 2modern | 422 | Stein Leite, Thiago (1482) | Won 2-0 | +201388 |
| 3modern | 477 | Souza Santos Filho, Silvio Cesar De (1592) | Lost 1-2 | -141374 |
| 4modern | 487 | Almeida De Arruda, Jeferson (1484) | Lost 0-2 | -161358 |
| 5modern | 515 | Contreras, Armando (1470) | Lost 0-2 | -161342 |
| top | average opponent: 1506record: 1-4 | new rating: 1342 | ||
| Grand Prix Sao Paulo 2018 (modern) | starting rating: 1432 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 576 | Neto, Wilson (1500) | Lost 0-2 | -171415 |
| 2modern | 622 | Zucatelli Nossa, Gabriel (1434) | Lost 0-2 | -181397 |
| 3modern | 669 | Zborowski, Felipe Augusto (1657) | Lost 0-2 | -131384 |
| top | average opponent: 1530record: 0-3 | new rating: 1384 | ||
| Grand Prix Sao Paulo 2017 (modern) | starting rating: 1484 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 83 | dos Santos, Ederson Luis (1456) | Lost 0-2 | -191465 |
| 2modern | 381 | Bianchi, Bruno (1482) | Lost 0-2 | -171448 |
| 3modern | 564 | Ximenes, Felipe (1560) | Lost 0-2 | -161432 |
| top | average opponent: 1499record: 0-3 | new rating: 1432 | ||
| Grand Prix Porto Alegre 2015 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 263 | Bittencourt Ferreira, Cao (1500) | Won 2-1 | +181518 |
| 2modern | 60 | Pereira e Silva, Rodrigo Andre (1518) | Lost 0-2 | -181500 |
| 3modern | 244 | Accorinti, Diego Fabian (1501) | Won 2-1 | +181518 |
| 4modern | 186 | Soary, Pedro (1519) | Lost 1-2 | -181500 |
| 5modern | 202 | de Oliveira Ramos, Gabriel (1507) | Lost 1-2 | -181482 |
| 6modern | 271 | Sagastume, Martin (1484) | Won 2-0 | +181500 |
| 7modern | 178 | Sousa, Gabriel9525 (1497) | Won 2-0 | +181518 |
| 8modern | 130 | Koarata Da Costa, Willian Rafael (1478) | Lost 0-2 | -191499 |
| 9modern | 128 | Perez, Walter (1643) | Lost 0-2 | -151484 |
| top | average opponent: 1516record: 4-5 | new rating: 1484 | ||