Teixeira, Joao
Current rating: 1508
Record: 8-8
| Grand Prix Brussels 2010 (WWK standard) | starting rating: 1521 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 621 | Lei, Benjamin (1525) | Won 2-1 | +181539 |
| 2standard | 778 | Geberovich, Benjamin (1522) | Won 2-0 | +171556 |
| 3standard | 665 | Musial, Lukasz (1828) | Won 2-0 | +231579 |
| 4standard | 685 | Lemoine, Vincent (1713) | Lost 1-2 | -151564 |
| 5standard | 754 | Mendl, Michal (1466) | Lost 1-2 | -201544 |
| 6standard | 754 | Delvigne, Emmanuel (1492) | Lost 1-2 | -191525 |
| 7standard | 810 | Wessels, Frank (1571) | Lost 0-2 | -171508 |
| average opponent: 1588record: 3-4 | new rating: 1508 | |||
| Grand Prix Lisbon 2005 (BOK limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 235 | Rosa, John (1500) | Won 2-0 | +181518 |
| 2sealed | 59 | Tavares, Miguel (1535) | Lost 0-2 | -181500 |
| 3sealed | 111 | Llano, Enrique (1508) | Won 2-1 | +181518 |
| 4sealed | 110 | Venancio, Ricardo (1664) | Lost 1-2 | -151503 |
| 5sealed | 161 | Inocencio, Rui Martins (1500) | Won 2-0 | +181521 |
| 6sealed | 78 | Murillo, Carlos (1518) | Won 2-0 | +181539 |
| 7sealed | 46 | Perez Saez, Enrique (1534) | Lost 1-2 | -181521 |
| 8sealed | 100 | Munoz, Raul (1519) | Won 2-1 | +181539 |
| 9sealed | 72 | Pina, Bonifacio Olimpio (1524) | Lost 0-2 | -181521 |
| average opponent: 1533record: 5-4 | new rating: 1521 | |||