De Castro, Fernando
Current rating: 1499
Record: 3-3
| Grand Prix Rio de Janeiro 2013 (GTC standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 251 | Gomes, Thales (1464) | Lost 1-2 | -191481 |
| 2standard | 241 | Araujo, Thiago (1482) | Won 2-1 | +181499 |
| 3standard | 136 | Valagao, Thiago (1499) | Lost 1-2 | -181481 |
| 4standard | 271 | Bigaton, Pedro (1484) | Won 2-1 | +181499 |
| 5standard | 233 | Olea, Carlos (1483) | Won 2-1 | +181517 |
| 6standard | 128 | Capelli, Marcus (1521) | Lost 0-2 | -181499 |
| average opponent: 1489record: 3-3 | new rating: 1499 | |||