Martin, Juan Alfonso
Current rating: 1461
Record: 2-4-1
| Grand Prix Barcelona 2011 (MBS standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 661 | Weingartner, Otto (1451) | Won 2-0 | +171517 |
| 2standard | 661 | Rovny, Robert (1519) | Lost 0-2 | -181499 |
| 3standard | 661 | Garcia, Diego (1496) | Won 2-0 | +181517 |
| 4standard | 661 | Barcelona, Alfonso (1503) | Lost 0-2 | -181499 |
| 5standard | 661 | Gill, Joakim (1469) | Lost 0-2 | -191480 |
| 6standard | 661 | Locatelli, Andrea (1484) | Lost 0-2 | -181462 |
| 7standard | 661 | Apostolakis, John (1394) | Draw 1-1 | -11461 |
| average opponent: 1474record: 2-4-1 | new rating: 1461 | |||