Xref: utzoo sci.space:8707 sci.space.shuttle:2149 sci.physics:5043 Path: utzoo!utgpu!watmath!clyde!att!osu-cis!tut.cis.ohio-state.edu!mailrus!caen.engin.umich.edu!sheppard From: sheppard@caen.engin.umich.edu (Kenneth Charles Sheppardson) Newsgroups: sci.space,sci.space.shuttle,sci.physics Subject: Re: A Question about a HEO manned space station Message-ID: <401907a2.5e37@dl5e37.engin.umich.edu> Date: 6 Dec 88 18:57:00 GMT References: <1073@galaxy> <4429@homxc.UUCP> <2121@garth.UUCP> Distribution: na Organization: U of M Engineering, Ann Arbor, Mich. Lines: 25 ------------------------------------------------------------------------- In article <2121@garth.UUCP>, smryan@garth.UUCP (Steven Ryan) writes: >>Could someone be kind enough to post the definitions of HEO and >>LEO? > > Good luck getting any help from the experts. They are far too busy to > respond to mere amateurs as you or I. We'll I hadn't really considered myself an "expert", but ... > As far as I can glean, > > HEO = High Earth Orbit > > LEO = Low Earth Orbit LEO <=> 100-500 nautical miles ( 200-1000 km ) HEO <=> >500 nautical miles ( >1000 km ) ------------------------------------------------------------------------ Ken Sheppardson sheppard@caen.engin.umich.edu