Article View: sci.space.shuttle
Article #2749Re: Launch sequence of events?
From: Philip R. Forrest
Date: Mon, 09 Nov 1992 05:42
Date: Mon, 09 Nov 1992 05:42
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In article AG1@zoo.toronto.edu, henry@zoo.toronto.edu (Henry Spencer) writes: >In article <1992Nov7.234954.2416@serval.net.wsu.edu> kfarmer@wsuaix.csc.wsu.edu (keith farmer;S10000) writes: >>>Shuttle launches now use a "direct ascent" trajectory, no OMS-1 burn is >>>performed... >> >>Does this invalidate the Space Shuttle Operator's Manual? > >The SSOM was written pretty early in shuttle history and I don't think it's >been updated. Don't take it as gospel on fine points. >-- >MS-DOS is the OS/360 of the 1980s. | Henry Spencer @ U of Toronto Zoology > -Hal W. Hardenbergh (1985)| henry@zoo.toronto.edu utzoo!henry The SSOM still includes the OMS-1 burn due to the fact that it is an integral part of the Abort-to-Orbit (ATO) profile, and it is also used when the shuttle experiences a real low first or second stage performance with 3 SSME's to MECO. Here's a good trivium...How can ANY engine develop more than 100% of rated power output ?? (i.e. 104% ?) -- Phil Forrest - Ascent FDO wanna be Auburn University Mechanical Engineering, Auburn, AL
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Newsgroups: sci.space.shuttle Path: arc1-ca.pugleaf.net!sparky!uunet!europa.asd.contel.com!darwin.sura.net!news.duc.auburn.edu!lab5!forrepr From: forrepr@eng.auburn.edu (Philip R. Forrest) Subject: Re: Launch sequence of events? Message-ID: <1992Nov9.054245.3985@news.duc.auburn.edu> Sender: usenet@news.duc.auburn.edu (News Account) Nntp-Posting-Host: lab5.eng.auburn.edu Reply-To: forrepr@eng.auburn.edu Organization: Auburn University Engineering References: <BxDsr6.AG1@zoo.toronto.edu> Date: Mon, 9 Nov 1992 05:42:45 GMT Lines: 27