Omar, Muammar
Current rating: 1516
Record: 4-3
| Grand Prix London 2013 (GTC limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 499 | Hauser, Valentin (1537) | Lost 1-2 | -171483 |
| 2sealed | 655 | Bremner, Paul (1443) | Lost 1-2 | -191464 |
| 3sealed | 781 | Endress, Mark (1429) | Won 2-0 | +171481 |
| 4sealed | 854 | Reina, Carlos (1539) | Won 2-1 | +191500 |
| 5sealed | 521 | Titmarsh, Ben (1449) | Won 2-1 | +171517 |
| 6sealed | 438 | Samra, Baljeet (1445) | Won 2-1 | +171534 |
| 7sealed | 200 | Miguel Turu, Albert (1533) | Lost 1-2 | -181516 |
| average opponent: 1482record: 4-3 | new rating: 1516 | |||