Vilaca, Joao
Current rating: 1499
Record: 3-3
| Grand Prix Lisbon 2012 (RTR limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 187 | Boyko, Andrey (1593) | Won 2-1 | +201520 |
| 2sealed | 118 | Oikonomidis, Irodotos (1424) | Won 2-1 | +161536 |
| 3sealed | 67 | Johansson, Elias (1458) | Lost 0-2 | -191517 |
| 4sealed | 205 | Cavaleiro, Pedro (1645) | Lost 0-2 | -161501 |
| 5sealed | 162 | Fernandes, Rafael (1414) | Won 2-0 | +161517 |
| 6sealed | 166 | Glushackov, Ivan (1525) | Lost 0-2 | -181499 |
| average opponent: 1510record: 3-3 | new rating: 1499 | |||