Exactly my thoughts too. Troy. 08/20/2014 07:20 PM, Monroe L. King Jr. wrote: >> A 3 Sigma analysis is required for Class 3 rocket. >> > >That is a separate requirement from dynamic stability. Which is what I >thought the question was about. > > >-- >David W. Schultz >http://home.earthlink.net/~david.schultz >Returned for Regrooving >