Chelala, Joseph
Current rating: 1718 (#5415)
Record: 20-9-1
| Grand Prix Sao Paulo 2019 (2) (ELD standard) | starting rating: 1615 | |||
| round | table | opponent (rating) | result | Δrating |
| A1standard | 15 | Moreira Molina, Murilo Henrique (1500) | Won 2-0 | +161631 |
| A2standard | 32 | Santos Secco, Leonardo Matheus (1587) | Won 2-0 | +171648 |
| A3standard | 29 | Medeiros Merjam, Guilherme (1989) | Won 2-0 | +241672 |
| A4standard | 22 | Coelho, Thomaz Alexandre (1589) | Won 2-0 | +171689 |
| A5standard | 10 | Tiberio, Carlos (1676) | Won 2-1 | +171706 |
| A6standard | 6 | Fernandes, Patrick (1902) | Won 2-0 | +221728 |
| A7standard | 3 | Casassanta, Thiago (2016) | Won 2-0 | +231751 |
| A8standard | 1 | Valdivia, Felipe (1794) | Won 2-1 | +191770 |
| standard | 1 | Rossello Lima, Luis Felippe (1704) | Lost 0-2 | -191751 |
| standard | 5 | Rosenmann, Thiago (1878) | Lost 0-2 | -161735 |
| standard | 5 | Medeiros Merjam, Guilherme (1956) | Won 2-0 | +221757 |
| standard | 7 | Rodrigues Cavalcante, Marcelo (1727) | Lost 0-2 | -191738 |
| standard | 13 | Caixeta, Daniel (1758) | Lost 1-2 | -171721 |
| standard | 19 | Lima Pilmo, Alvaro (1616) | Won 2-1 | +161737 |
| standard | 11 | Frischknecht, Rodrigo (1687) | Lost 1-2 | -191718 |
| average opponent: 1759record: 10-5 | new rating: 1718 | |||
| Grand Prix Sao Paulo 2018 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 159 | Dassie, Marcio (1486) | Lost 1-2 | -181482 |
| 2modern | 606 | Torres, Gustavo (1500) | Won 2-1 | +181500 |
| 3modern | 398 | Gosser Rodrigues, Mateus (1500) | Won 2-1 | +181518 |
| 4modern | 405 | Grotti, Rodrigo (1442) | Won 2-1 | +171535 |
| 5modern | 188 | Peliser, Diego (1580) | Lost 0-2 | -171518 |
| 6modern | 323 | Heringer, Diogo (1518) | Won 2-1 | +181536 |
| 7modern | 244 | Neiva, Bruno (1464) | Won 2-0 | +161552 |
| 8modern | 163 | Bianchi, Bruno (1571) | Won 2-1 | +191571 |
| 9modern | 48 | Torrao, Caio (1534) | Lost 1-2 | -191552 |
| 10modern | 90 | Bandeira, Bruno (1598) | Won 2-1 | +191571 |
| 11modern | 60 | Castro, Juan Manuel (1729) | Lost 1-2 | -151556 |
| 12modern | 98 | dos Santos, Ederson Luis (1478) | Won 2-0 | +161572 |
| 13modern | 84 | Munoz, Oscar (1578) | Won 2-0 | +181590 |
| 14modern | 64 | Romao, Carlos (1928) | Draw 1-1 | +61596 |
| 15modern | 53 | Pinheiro, Tiago Thomaz (1635) | Won 2-0 | +191615 |
| average opponent: 1569record: 10-4-1 | new rating: 1615 | |||