Descent Rate Calculator
Descent Rate Calculator script version 3.2.2 (c)1998 by Jordan Hiller.
Add this calculator to your page!
Choose the shape of your parachute (Choose the closest shape to the shape of your chute if it is not listed here) Hexagonal Square Circle
How did you measure the diameter of your chute (if it isn't a circle)? Not applicable: I used a circular chute I measured from one corner to another I measured from one side to another
Choose a unit to calculate with Feet per second Meters per second Kilometers per hour Miles per hour
Descent speed:
There is a rule of thumb that a rocket should hit the ground at about 15 ft/sec or slower for a safe landing. Your parachute should be about inches ǘ to come down at this speed.
Hit the "Clear" button to clear the form and re-enter your data
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