Usandizaga, Mikel
Current rating: 1429
Record: 2-6
| Grand Prix Lyon 2015 (BFZ limited) | starting rating: 1462 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 362 | Pages, Sophie (1452) | Won 2-1 | +171479 |
| 2sealed | 30 | Vallejo Pacheco, Omar (1655) | Lost 1-2 | -141465 |
| 3sealed | 656 | Guillaumont, Antonin (1467) | Lost 1-2 | -181447 |
| 4sealed | 665 | Pan, Yang (1476) | Lost 0-2 | -181429 |
| average opponent: 1512record: 1-3 | new rating: 1429 | |||
| Grand Prix Paris 2015 (DTK standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 50 | Dautel, Thomas (1467) | Lost 0-2 | -191481 |
| 2standard | 346 | Raffray, Jean-Pierre (1482) | Won 2-1 | +181499 |
| 3standard | 582 | Eibel, Andreas (1398) | Lost 1-2 | -191480 |
| 4standard | 619 | Marpinard, Samuel (1482) | Lost 1-2 | -181462 |
| average opponent: 1457record: 1-3 | new rating: 1462 | |||