Federico B.,
Current rating: 1538
Record: 5-3
| Grand Prix Rio de Janeiro 2013 (GTC standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 2standard | 7 | Pacheo, Ian (1518) | Won 2-1 | +181518 |
| 3standard | 78 | Cordeiro, Wellington (1536) | Won 2-0 | +191537 |
| 4standard | 3 | Eduardo B., (1500) | Won 2-0 | +171554 |
| 5standard | 32 | Coquemala Filho, Walter (1517) | Lost 0-2 | -191535 |
| 6standard | 30 | Rodrigues Monteiro, Al (1539) | Lost 1-2 | -181517 |
| 7standard | 115 | Santos Soares, Vitor (1555) | Won 2-0 | +191536 |
| 8standard | 43 | Pardal, Vinicius (1554) | Won 2-0 | +181554 |
| 9standard | 36 | Barciella, Francisco (1632) | Lost 1-2 | -161538 |
| average opponent: 1544record: 5-3 | new rating: 1538 | |||