Maia, Ruben
Current rating: 1446
Record: 1-4
| Grand Prix Sao Paulo 2018 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 188 | Jola Ferreira, Guilherme (1500) | Lost 0-2 | -181482 |
| 2modern | 504 | Domingues, Felipe Joseph (1482) | Lost 1-2 | -181464 |
| 3modern | 619 | Gonzalez, Matheus (1464) | Lost 0-2 | -181446 |
| 4modern | 670 | Barrera, Carlos (1443) | Lost 0-2 | -181428 |
| 5modern | 84 | Renault, Maxine (1427) | Won 2-0 | +181446 |
| average opponent: 1463record: 1-4 | new rating: 1446 | |||