Oson, Lucas
Current rating: 1497
Record: 3-3
| Grand Prix Barcelona 2009 (ARB standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 472 | Perez, Daniel [ESP] (1520) | Won 2-1 | +181518 |
| 2standard | 405 | Huet, Ludovic (1505) | Won 2-0 | +181536 |
| 3standard | 450 | Nieto, Fernando (1520) | Lost 1-2 | -181518 |
| 4standard | 524 | Fernandez De Celis, Ricardo (1503) | Lost 0-2 | -181500 |
| 5standard | 574 | Minadakis, Giorgos (1460) | Won 2-0 | +171517 |
| 6standard | 523 | Giovannetti, Simone (1430) | Lost 0-2 | -201497 |
| average opponent: 1490record: 3-3 | new rating: 1497 | |||