Path: utzoo!utgpu!jarvis.csri.toronto.edu!mailrus!uflorida!gatech!rutgers!att!skep2!slr
From: slr@skep2.ATT.COM (Shelley.L.Rosenbaum.[ho95c])
Newsgroups: sci.space.shuttle
Subject: Re: View of Discovery Launch
Summary: Problem was with wind sheer
Keywords: Discovery Launch
Message-ID: <507@skep2.ATT.COM>
Date: 15 Mar 89 15:16:10 GMT
References: <690@ablnc.ATT.COM> <1334@wasatch.UUCP>
Reply-To: slr@skep2.UUCP (46321-Shelley.L.Rosenbaum.[ho95c],4M415,x3615,)
Organization: AT&T Bell Labs Center 4632, Holmdel, NJ
Lines: 16

In article <1334@wasatch.UUCP> ch-tkr@wasatch.UUCP (Timothy K Reynolds) writes:
>Yes there may be no wind at the surface, but what concerns NASA
>*especially* in the post-Challenger era is high altitude winds.  The
>existence of high crosswinds at high altitude were a possible contributing
>factor to the loss of the Challenger.


To be a little more specific, the problem with the launch Monday was with
wind sheer, or a sudden changing of direction and/or speed of the winds.
The wind sheer was said to be somewhere around 25,000'.

-- 
Shelley L. Rosenbaum, Air Traffic Control Systems, AT&T Bell Laboratories
{allegra, att, arpa}!ho95c!slr     slr@ho95c.att.arpa      (201) 949-3615

"I've got my two-tones through the floorboards already!"