Onofre Santiago B Junior, Mark1519
Current rating: 1551
Record: 8-5-1
| Grand Prix Sao Paulo 2019 (modern) | starting rating: 1557 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 129 | Cozenzo Rocha Oliveira, Victor Iago (1500) | Won 2-1 | +171574 |
| 2modern | 29 | Freitas Nobre Da Silva, Eduardo (1580) | Lost 1-2 | -181556 |
| 3modern | 439 | Bomfim Pereira Neto, Joao Baptista (1500) | Won 2-0 | +171573 |
| 4modern | 186 | Tatsuyuji Sakima, Vinicius (1550) | Lost 1-2 | -181555 |
| 5modern | 424 | Cherete, Ivan Carlos (1501) | Won 2-0 | +171572 |
| 6modern | 358 | Espinoza, Rodrigo (1428) | Lost 1-2 | -211551 |
| average opponent: 1510record: 3-3 | new rating: 1551 | |||
| Grand Prix Sao Paulo 2018 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 558 | Gallina, Bruno (1446) | Won 2-0 | +171517 |
| 2modern | 292 | Formici, Carlos (1500) | Won 2-0 | +181535 |
| 3modern | 91 | Ullrich, Alex (1539) | Won 2-1 | +181553 |
| 4modern | 57 | Teston, Paulo Henrique (1552) | Draw 1-1 | 01553 |
| 5modern | 71 | Guimaraes, Maycon (1599) | Lost 1-2 | -171536 |
| 6modern | 61 | Muniz, Rogerio Reis (1588) | Won 2-0 | +191555 |
| 7modern | 101 | Pereira, Davi (1561) | Won 2-1 | +181573 |
| 8modern | 55 | Fonseca, Guilherme (1717) | Lost 0-2 | -161557 |
| average opponent: 1563record: 5-2-1 | new rating: 1557 | |||