This refers to the shuttle orbir question:

my response to answers posted:

So would I take the answer from the formula for a circumference of a circle(24900.26337) and divide it by 17,265 to get 1.442239408(~1.44h)?

How I got the circumference: 2 x pi x 3963=24900.26337

http://www.jiskha.com/display.cgi?id=1307771413