Leon, Antonio -
Current rating: 1516
| Grand Prix Barcelona 2011 (MBS standard) | starting rating: 1516 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 108 | Lobejon, Cesar (1500) | Won 2-0 | +181534 |
| 2standard | 75 | Ricardo Jose, Escobar (1518) | Won 2-0 | +171551 |
| 3standard | 46 | Perez, Pedro J (1472) | Lost 1-2 | -191532 |
| 4standard | 170 | Nieto, Fernando (1525) | Won 2-0 | +181550 |
| 5standard | 114 | Lipovec, Jernej (1618) | Lost 1-2 | -171533 |
| 6standard | 123 | Tornros, Mats (1601) | Lost 0-2 | -171516 |
| top | average opponent: 1539record: 3-3 | new rating: 1516 | ||
| Grand Prix Madrid 2010 (legacy) | starting rating: 1497 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 920 | Romero Gallardo, Josue (1500) | Won 2-1 | +181515 |
| 2legacy | 933 | Rico Bleda, Alejandro (1679) | Won 2-1 | +211536 |
| 3legacy | 735 | Espin, Jesus (1537) | Lost 1-2 | -181518 |
| 4legacy | 984 | Wagner, Stefan (1414) | Lost 0-2 | -201498 |
| 5legacy | 1055 | Cesar Cardoso, Adauto (1466) | Won 2-0 | +181516 |
| 6legacy | 930 | Sanchez Navarro, Jose (1515) | Won 2-1 | +181534 |
| 7legacy | 884 | Bernal Exposito, Angel (1549) | Lost 1-2 | -181516 |
| top | average opponent: 1523record: 4-3 | new rating: 1516 | ||
| Grand Prix Madrid 2008 (EVE limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 101 | Sanguinetti, Gregoire (1459) | Lost 1-2 | -191481 |
| 2sealed | 238 | Parra Martinez, Rufino (1375) | Won 2-0 | +161497 |
| 3sealed | 241 | Tunn, Christian (1451) | Lost 1-2 | -191478 |
| 4sealed | 289 | Sintes Andres, Nicolas (1466) | Won 2-0 | +181496 |
| 5sealed | 214 | de Wilde, Alexander (1484) | Won 2-0 | +181514 |
| 6sealed | 142 | Sovago, Philipp (1568) | Lost 1-2 | -171497 |
| top | average opponent: 1467record: 3-3 | new rating: 1497 | ||