Gudnason, Halldor Orn
Current rating: 1497
Record: 3-3
| Grand Prix London 2018 (RIX limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 267 | Tatian, John (1436) | Lost 0-2 | -191481 |
| 2sealed | 647 | Monro, Iain (1484) | Lost 1-2 | -181463 |
| 3sealed | 842 | Eves, Glyn (1464) | Won 2-0 | +181481 |
| 4sealed | 886 | Buchegger, Philip (1348) | Won 2-0 | +151496 |
| 5sealed | 523 | Powell-Davis, Mathew (1497) | Won 2-1 | +191515 |
| 6sealed | 410 | Smith, Andrew [ENG] (1551) | Lost 0-2 | -181497 |
| average opponent: 1463record: 3-3 | new rating: 1497 | |||