Viegas, Luis
Current rating: 1498
Record: 3-3
| Grand Prix Lisbon 2002 (extended) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1extended | 243 | Martins, Jose 4366 (1500) | Won 2-1 | +181518 |
| 2extended | 140 | Munoz, Simon (1404) | Won 2-0 | +161534 |
| 3extended | 11 | Manteigueiro, Antonio (1536) | Won 2-1 | +181552 |
| 4extended | 14 | Manteigueiro, Hugo (1553) | Lost 0-2 | -181534 |
| 5extended | 63 | Lemos, Pedro 2 (1537) | Lost 0-2 | -181516 |
| 6extended | 127 | Pons Hernandez, Joaquin (1519) | Lost 1-2 | -181498 |
| average opponent: 1508record: 3-3 | new rating: 1498 | |||