Haynes, David
Current rating: 1425
Record: 3-8
| Grand Prix Birmingham 2017 (modern) | starting rating: 1435 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 197 | Brereton, Mathew (1500) | Lost 1-2 | -171418 |
| 2modern | 483 | Cowderoy, Paul (1478) | Won 0-0 | +191437 |
| 3modern | 588 | Warrington, Sophie (1440) | Lost 0-2 | -181419 |
| 4modern | 628 | Carter, Luke (1499) | Lost 1-2 | -171402 |
| 5modern | 760 | Astor, Graham (1427) | Won 2-0 | +191421 |
| 6modern | 584 | Gibson, Ashley (1482) | Won 2-1 | +191440 |
| 7modern | 500 | Vincent, Chris (1581) | Lost 0-2 | -151425 |
| average opponent: 1487record: 3-4 | new rating: 1425 | |||
| Grand Prix Manchester 2016 (SOI standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 3standard | 372 | Le Briand, Loic (1763) | Lost 1-2 | -131487 |
| 4standard | 417 | Tomboline, James (1516) | Lost 1-2 | -181469 |
| 5standard | 634 | Egner, Nathan (1497) | Lost 1-2 | -171452 |
| 6standard | 636 | Focardi, Alessandro (1501) | Lost 1-2 | -171435 |
| average opponent: 1569record: 0-4 | new rating: 1435 | |||