parachute hubsan size force velocity speed impact

  1. Wetstone

    Parachute size...Found it much larger than expected

    Last year I picked up two Hubsan parachutes (H109S 27) for really cheap and like a fool assumed that the 27 in the model number was the diameter in inches of the parachutes. I put together a spreadsheet of parachute size vs drop velocity vs impact force and I ran into an interesting issue...