Path: utzoo!utgpu!jarvis.csri.toronto.edu!mailrus!tut.cis.ohio-state.edu!cs.utexas.edu!ut-emx!bonin From: bonin@ut-emx.UUCP (Marc Bonin) Newsgroups: sci.space.shuttle Subject: Re: Ice Inspection Team Summary: Cryogenics ! Message-ID: <12528@ut-emx.UUCP> Date: 28 Apr 89 21:37:45 GMT References: <24572@ames.arc.nasa.gov> <29801@apple.Apple.COM> Organization: The University of Texas at Austin, Austin, Texas Lines: 31 In article <29801@apple.Apple.COM>, stadler@Apple.COM (Andy Stadler) writes: > In article <24572@ames.arc.nasa.gov> yee@trident.arc.nasa.gov > (Peter E. Yee) writes: > > The clock will hold > > and the ice inspection team and closeout crew are released to the > > pad. ^^^^^^^^^^^^^^^^^^^^^ > > > > [...] > > 4,000 ft. level and the temperature expected is 87 degrees. > > ^^^^^^^^^^^^ > Why bother? > > > At about 5:34 a.m. EDT, loading of the external tank with > > its flight load of a half million gallons of liquid oxygen and liquid hydrogen propellants ^^^^^^^^^^^^^ ^^^^^^^^^^^^^^^ We've just finished filling the ET with LH2 at -423 deg F and LOX at -300 deg F, and the ET is sitting in warm,tropical air. Get the picture now ??? Marc Bonin University of Texas at Austin