Path: utzoo!attcan!uunet!husc6!psuvax1!rutgers!bellcore!tness7!ninja!cpe!tif
From: tif@cpe.UUCP
Newsgroups: sci.space.shuttle
Subject: Re: Shuttle Rolling and Throttle Back
Message-ID: <6400003@cpe>
Date: 17 Sep 88 04:36:00 GMT
References: <118@avatar.UUCP>
Lines: 24
Nf-ID: #R:avatar.UUCP:118:cpe:6400003:000:899
Nf-From: cpe.UUCP!tif    Sep 16 23:36:00 1988


Written  1:30 am  Sep 16, 1988 by viper.UUCP!dave in cpe:sci.space.shuttle
>In article <118@avatar.UUCP> kory@avatar.UUCP (Kory Hamzeh) writes:
> >Two questions about the space shuttle:
> >
> >	1. What is the purpose of the roll maneuver at 7 sec after
> >	   lift off?
>
>There are several reasons for this.  Among them are:
>   1) To prevent the radio downlink from being blocked by the
>   fuel tank.
>   2) To allow the pilot to be able to see the horizon in case
>   he has to take over manually.

(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?

			Paul Chamberlain
			Computer Product Engineering, Tandy Corp.
			{convex,killer}!ninja!cpe!tif