Path: utzoo!utgpu!news-server.csri.toronto.edu!cs.utexas.edu!wuarchive!usc!snorkelwacker.mit.edu!bloom-beacon!eru!hagbard!sunic!dkuug!resam!andrew
From: andrew@resam.dk (Leif Andrew Rump)
Newsgroups: sci.space.shuttle
Subject: Re: Shuttle Abort Modes
Message-ID: <1990Nov27.084918.2732@resam.dk>
Date: 27 Nov 90 08:49:18 GMT
References: <1990Nov26.222928.6431@news.arc.nasa.gov>
Organization: RESAM Project Office, SAS, CPHML-V
Lines: 33

In <1990Nov26.222928.6431@news.arc.nasa.gov> yee@trident.arc.nasa.gov (Peter E. Yee) writes:
>The following is an excerpt from the STS-41 Press Kit (found in the space
>archive on ames.arc.nasa.gov).  It lists the abort modes and landing sites.

>        Abort modes include:
>        % Abort-To-Orbit (ATO)
>        ...
>        % Abort-Once-Around (AOA)
>        ...
>        % Trans-Atlantic Abort Landing (TAL)
>        ...
>        % Return-To-Launch-Site (RTLS)
>
>        Early shutdown of one or more engines and without enough
>        energy to reach Ben Guerir, would result in a pitch around and
>        thrust back toward KSC until within gliding distance of the
>        Shuttle Landing Facility.

I have been told that even in theory that situations leading to RTLS
would probably tear up the craft before the pilot was able to release
the engines or maybe even because the still working engine _was_
released! Is this folklore?

Leif Andrew


Leif Andrew Rump, AmbraSoft A/S, Stroedamvej 50, DK-2100 Copenhagen OE, Denmark
UUCP: andrew@ambra.dk, phone: +45 39 27 11 77                /
Currently at Scandinavian Airline Systems                =======/
UUCP: andrew@resam.dk, phone: +45 32 32 51 54                \
SAS, RESAM Project Office, CPHML-V, P.O.BOX 150, DK-2770 Kastrup, Denmark

> > Read oe as: o <backspace> / (slash) and OE as O <backspace> / (slash) < <