Gruson, Lucas
Current rating: 1428
Record: 2-6
| Grand Prix Barcelona 2009 (ARB standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 636 | Ripault, Quentin (1539) | Won 2-0 | +191519 |
| 2standard | 426 | Zeizinger, Lukas (1511) | Lost 1-2 | -181501 |
| 3standard | 598 | Puga, Jonatan (1500) | Lost 0-2 | -181483 |
| 4standard | 717 | Veselovsky, Jan (1456) | Lost 0-2 | -191464 |
| 5standard | 707 | Garcia, Luis [ESP] (1464) | Won 2-0 | +181482 |
| 6standard | 650 | Garcia, Marcos (1463) | Lost 0-2 | -181464 |
| 7standard | 604 | Nieto, Xavier (1463) | Lost 1-2 | -181446 |
| 8standard | 561 | Coll, Gerard (1448) | Lost 1-2 | -181428 |
| average opponent: 1480record: 2-6 | new rating: 1428 | |||