Alves Castro, Marcelo
Current rating: 1482
| Grand Prix Sao Paulo 2019 (2) (ELD standard) | starting rating: 1501 | |||
| round | table | opponent (rating) | result | Δrating |
| A2standard | 61 | Rodrigues, Jose Paulo (1466) | Lost 0-2 | -191482 |
| A3standard | 85 | Leal Carvalho, Pedro (1501) | Won 2-1 | +191501 |
| A4standard | 55 | Longo, Ricardo (1457) | Won 2-1 | +171518 |
| A5standard | 33 | Santos Esquici, Victor (1538) | Lost 1-2 | -181500 |
| A6standard | 65 | De Castro, Danilo (1504) | Lost 0-2 | -181482 |
| top | average opponent: 1493record: 2-3 | new rating: 1482 | ||
| Grand Prix Sao Paulo 2019 (modern) | starting rating: 1483 | |||
| round | table | opponent (rating) | result | Δrating |
| 2modern | 195 | Lopes Mesquita, Bruno (1550) | Lost 0-2 | -171466 |
| 3modern | 393 | Olteanu, Alexandru (1499) | Won 2-0 | +191485 |
| 4modern | 251 | Campos, Bruno (1517) | Won 2-0 | +181503 |
| 5modern | 235 | Silva, Edilson Junior De Aguian (1700) | Won 2-1 | +221525 |
| 6modern | 108 | Gonzalez Iturriaga, Francisco (1606) | Won 2-1 | +191544 |
| 7modern | 76 | Zocola, Facundo (1620) | Won 2-0 | +201564 |
| 8modern | 28 | Silva, Dagoberto (1685) | Lost 1-2 | -161548 |
| 9modern | 93 | Faleiro, Enzo (1577) | Won 2-1 | +181566 |
| 10modern | 62 | Turim, Michael (1592) | Lost 1-2 | -171549 |
| 11modern | 64 | Giroldo, Felipe (1578) | Lost 0-2 | -181531 |
| 12modern | 75 | Quintana, Sebastian (1739) | Lost 1-2 | -141517 |
| 13modern | 90 | Olea, Carlos (1580) | Won 2-0 | +191536 |
| 14modern | 79 | Sherring, Paulo (1553) | Lost 1-2 | -171519 |
| 15modern | 82 | Filidis, Guilherme (1544) | Lost 0-2 | -181501 |
| top | average opponent: 1596record: 7-7 | new rating: 1501 | ||
| Grand Prix Sao Paulo 2017 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 102 | Navarro, Rafael (1454) | Won 2-1 | +171517 |
| 2modern | 224 | Reis, Tulio (1500) | Lost 1-2 | -181499 |
| 3modern | 324 | Soarez Da Silva, Dandalo (1502) | Lost 0-2 | -181481 |
| 4modern | 435 | Galimbertti, Victor (1627) | Won 2-0 | +211502 |
| 5modern | 293 | Moreira, Breno (1470) | Won 2-0 | +171519 |
| 6modern | 196 | Colussi Oliva, Felipe (1467) | Won 2-0 | +171536 |
| 7modern | 217 | Lomba De Araujo Junior, Alexandre (1556) | Lost 0-2 | -181518 |
| 8modern | 193 | Luis Gomes Moreira, Andre (1514) | Lost 1-2 | -181500 |
| 9modern | 288 | Gabriel Da Silva, Luccas (1535) | Lost 0-2 | -171483 |
| top | average opponent: 1514record: 4-5 | new rating: 1483 | ||