Path: utzoo!attcan!uunet!convex!killer!ames!amdahl!bungia!datapg!viper!dave
From: dave@viper.Lynx.MN.Org (David Messer)
Newsgroups: sci.space.shuttle
Subject: Re: Shuttle Rolling and Throttle Back
Message-ID: <1388@viper.Lynx.MN.Org>
Date: 20 Sep 88 16:44:14 GMT
References: <118@avatar.UUCP> <6400003@cpe> <1226@cbnews.ATT.COM>
Reply-To: dave@viper.Lynx.MN.Org (David Messer)
Organization: Lynx Data Systems, Eagan, MN
Lines: 35

In article <1226@cbnews.ATT.COM> nak@cbnews.ATT.COM (Neil A. Kirby) writes:
 >In article <6400003@cpe> tif@cpe.UUCP writes:
 >>
 >
 >[some people explain well about the roll maneuver ]
 >
 >>(I thought it sounded like a silly question till I realized I
 >>didn't know the answer :-)
 >>
 >>Is there some obvious-to-everyone-but-me reason that the whole launch
 >>pad couldn't be oriented 90 (or whatever) degrees differently so that
 >>the shuttle could be in the same flight position without the roll?
 >
 >A visiting astronaught explained it this way:
 >"That roll move is to do in software what we can't do in hardware.  With
 >the early funding cuts in the 70's, NASA couldn't afford extensive mods to
 >pad 39B."  
 >
 >The orientation or whatever was set for Saturn launches, not shuttle
 >launches, and they didn't have the $$$ to change it.


However, the Saturn launches also had a roll maneuver.  I
think the roll depends on the exact launch azimith and varies
from launch to launch.
-- 
If you can't convince |   David Messer - (dave@Lynx.MN.Org)
them, confuse them.   |   Lynx Data Systems
   -- Harry S Truman  | 
                      |   amdahl   --!bungia!viper!dave
                      |   hpda    /

Copyright 1988 David Messer -- All Rights Reserved
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