It depends on the drag etc, but the average would be 120-200 mph.The record is 615mph high alt, less density& limited drag) From building @ 1000ft = 172mph= 7.9 seconds to ground! http://tinyurl.com/m8tp8 & http://tinyurl.com/2rzukq
-musicmethod (763Q / 428A)
Thu Feb 21, 2008 11:14pm