De Sousa Cardoso, Janiel
Current rating: 1431
Record: 3-7
| Grand Prix Sao Paulo 2019 (modern) | starting rating: 1445 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 525 | Pirotto, Joaquin (1500) | Lost 0-2 | -171428 |
| 2modern | 446 | Trettel Rigatto, Adriano (1429) | Won 2-0 | +181446 |
| 3modern | 359 | Heringer Dos Santos Goes, Igor (1504) | Won 2-0 | +191465 |
| 4modern | 266 | Moura, Hudson (1517) | Lost 0-2 | -171448 |
| 5modern | 366 | Da Rocha Pereira, Lucas (1504) | Lost 0-2 | -171431 |
| average opponent: 1491record: 2-3 | new rating: 1431 | |||
| Grand Prix Sao Paulo 2017 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 140 | Mazetto, Kevin (1500) | Lost 1-2 | -181482 |
| 2modern | 337 | Maia, Tiago (1481) | Lost 0-2 | -181464 |
| 3modern | 536 | Arganaraz, Marcos (1395) | Lost 1-2 | -191445 |
| 4modern | 566 | Henrique Pereira, Ronaldo (1448) | Lost 1-2 | -181427 |
| 5modern | 565 | Cardoso Zimmer, Guilherme (1428) | Won 2-1 | +181445 |
| average opponent: 1450record: 1-4 | new rating: 1445 | |||