Antunes, Joao
Current rating: 1553
Record: 9-6
| Grand Prix Madrid 2004 (DST limited) | starting rating: 1539 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 237 | Rodriguez Morales, Ernesto (1500) | Lost 1-2 | -181521 |
| 2sealed | 490 | Alvarez Cebrian, Arturo (1482) | Lost 0-2 | -191502 |
| 3sealed | 522 | Onigia, Durao (1464) | Lost 0-2 | -191483 |
| 4sealed | 565 | Ballosteros Pastos, Jose (1446) | Won 2-0 | +181501 |
| 5sealed | 469 | rodriguez Pinal, Ruben (1464) | Won 2-0 | +171518 |
| 6sealed | 380 | Urbano, Alvaro (1485) | Won 2-0 | +171535 |
| 7sealed | 242 | Bueno, Jorge (1501) | Won 2-0 | +181553 |
| 8sealed | 171 | Marques, Luis (1519) | Won 1-0 | +171570 |
| 9sealed | 114 | Allouche, Yohan (1616) | Lost 0-2 | -171553 |
| average opponent: 1497record: 5-4 | new rating: 1553 | |||
| Grand Prix Seville 2003 (LGN limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 68 | Tenorio Zarco, Oscar (1500) | Won 2-1 | +181518 |
| 2sealed | 164 | Guerrero, Francisco De Borja (1517) | Won 2-1 | +181536 |
| 3sealed | 52 | Garcia Copete, David (1540) | Won 2-1 | +181554 |
| 4sealed | 66 | Guarino, Massimo (1651) | Won 2-1 | +201574 |
| 5sealed | 11 | Rodriguez, Brais (1657) | Lost 1-2 | -171557 |
| 6sealed | 63 | Santos, Nuno (1559) | Lost 1-2 | -181539 |
| average opponent: 1571record: 4-2 | new rating: 1539 | |||