Maruf, Osman
Current rating: 1466
Record: 1-3
| Grand Prix London 2015 (ORI standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 3standard | 736 | Mills, James R (1551) | Lost 1-2 | -171483 |
| 4standard | 739 | Hillerscheid, Bjorn (1466) | Lost 1-2 | -181465 |
| 5standard | 859 | Slater, Darren (1519) | Won 2-0 | +191484 |
| 6standard | 765 | Hurley, David (1527) | Lost 1-2 | -181466 |
| average opponent: 1516record: 1-3 | new rating: 1466 | |||