Joseph Harper swim on 06 September 2021
| Swimmer | |
| Name | Harper, Joseph |
| Gender | M |
| Nationality | UK |
| Country | UK |
| Swim | |
| Date | 06 Sep 2021 |
| No of Ways, Leg, Direction | 1-way, 1st, E-F |
| Swim Time, Departure, Arrival | 10:31:00, 23:43:00, 10:14:00 |
| Ratifying Organisation | CSA |
| Swim Crew and Support | |
| Pilot, Boat | Fred Mardle/Harry Mardle, Masterpiece |
| Observer | Jim Taylor |
| Sandettie Weather Data |
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| Sea Temperature (C) | |
| Wind Speed (kn) |
All times are UTC/GMT, adjusted by one hour ahead during the summer to British Summer Time (BST).