Pedro A.,
Current rating: 1499
Record: 4-4
| Grand Prix Rio de Janeiro 2013 (GTC standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 54 | Vicencio, Renato (1500) | Won 2-1 | +181518 |
| 2standard | 30 | Bitner Yoshimoto, Henrique (1517) | Won 2-0 | +181536 |
| 3standard | 44 | Peralta, Rafael (1545) | Lost 0-2 | -181518 |
| 4standard | 94 | Menna, Sergio (1517) | Won 2-0 | +181536 |
| 5standard | 3 | Eduardo B., (1483) | Lost 0-2 | -191517 |
| 6standard | 166 | Cortada, Jose (1483) | Won 2-0 | +181535 |
| 7standard | 128 | Bejgel, Henrique (1537) | Lost 1-2 | -181517 |
| 8standard | 152 | Real, Enzo (1523) | Lost 0-2 | -181499 |
| average opponent: 1513record: 4-4 | new rating: 1499 | |||