Harwood, David
Current rating: 1431
Record: 0-4
| Grand Prix Niagara Falls 2019 (legacy) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 259 | Lau, Benson (1513) | Lost 0-2 | -181482 |
| 2legacy | 345 | Serignese, Paul (1676) | Lost 0-2 | -141468 |
| 3legacy | 465 | Isidro-Cloudas, Siegfried (1464) | Lost 1-2 | -181450 |
| 4legacy | 444 | Parsley, Travis (1392) | Lost 0-2 | -191431 |
| average opponent: 1511record: 0-4 | new rating: 1431 | |||