Luiz, Joao
Current rating: 1465
Record: 2-4
| Grand Prix Rio de Janeiro 2013 (GTC standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 266 | Guerreiro, Daniel (1500) | Lost 1-2 | -181482 |
| 2standard | 254 | Casanova, Hector (1482) | Lost 1-2 | -181464 |
| 3standard | 263 | Vaz, Diego (1464) | Lost 0-2 | -181446 |
| 4standard | 330 | Franco Meira Lima, Tho (1446) | Won 2-0 | +181464 |
| 5standard | 286 | Giudice, Ariel (1498) | Won 2-1 | +191483 |
| 6standard | 239 | Gonvalves, Mateu (1485) | Lost 0-2 | -181465 |
| average opponent: 1479record: 2-4 | new rating: 1465 | |||