Duncan, Henry
Current rating: 1500
Record: 2-2-1
| Grand Prix Manchester 2012 (DKA limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 425 | Taylor, Charlie (1330) | Draw 1-1 | -31497 |
| 2sealed | 521 | Timbs, Peter (1497) | Lost 0-2 | -181479 |
| 3sealed | 586 | Trivedi, Deepam (1464) | Won 2-0 | +181497 |
| 4sealed | 578 | Perez, Victor [ESP] (1475) | Won 2-1 | +171514 |
| 5sealed | 531 | Tuduri, Ricard (1737) | Lost 1-2 | -141500 |
| average opponent: 1501record: 2-2-1 | new rating: 1500 | |||