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| Class Type | Date | SailorName | Rank | FleetSize | EventName | |
| D-Zero | June,2019 | Jon Cowper | 28 | 43 | D-Zero Nationals @devotizero | View |
| DZero | September,2018 | Jon Cowper | 25 | 31 | D-Zero Inlands @devotizero | View |
| 505 | November,2017 | Jon Cowper | 12 | 14 | Inlands @GBR_505 | View |
| D-Zero | November,2017 | Jon Cowper | 10 | 12 | Sprints @devotizero | View |
| D-Zero | September,2017 | Jon Cowper | 25 | 32 | Inlands @devotizero | View |
| Handicap | July,2017 | Jon COWPER | 92 | 228 | Lord Birkett | View |
| D-Zero | June,2017 | Jon Cowper | 13 | 34 | Nationals @devotizero | View |
| D-Zero | April,2017 | Jon Cowper | 6 | 15 | Open @devotizero | View |
| Handicap | January,2017 | Jon COWPER | 34 | 73 | Grafham GP (Medium) - GJW Direct SailJuice Winter Series | View |
| Handicap | July,2016 | Jon COWPER | 53 | 231 | Lord Birkett | View |
| D-Zero | June,2016 | Jon Cowper | 25 | 50 | D-Zero Nationals | View |
| Handicap | January,2016 | Jon Cowper | 38 | 64 | Steve Nicholson Trophy SH | View |
| D-Zero | October,2015 | Jon Cowper | 7 | 24 | D-Zero Inlands | View |
| D-ZERO | May,2015 | Jon COWPER | 14 | 32 | D-Zero Nationals | View |
| fireball | April,2015 | Jon Cowper | 33 | 33 | Fireball Inlands | View |