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Path: utzoo!watmath!clyde!burl!ulysses!allegra!alice!ark
From: ark@alice.UucP (Andrew Koenig)
Newsgroups: net.aviation
Subject: Re: Glideslope
Message-ID: <5060@alice.uUCp>
Date: Fri, 28-Feb-86 17:24:04 EST
Article-I.D.: alice.5060
Posted: Fri Feb 28 17:24:04 1986
Date-Received: Sat, 1-Mar-86 17:46:18 EST
References: <2508@pixar.pixar>
Organization: Bell Labs, Murray Hill
Lines: 13

>	I should have been more specific.  The approach I had in mind was
> one where we knew that we were getting very close to the localizer, and
> we also knew that we had to lose altitude before getting established on it.
> We also knew that we could descend to whatever altitude that was without
> dropping below MSA for that area.  Using the GS a minute early simply prevented
> us from having to drop like a rock to get to the right place.  The idea
> that you should check your altitude at each appropriate fix to make sure you
> are on the real GS still holds.

I don't think that's right.  There is presumably a minimum altitude to
fly until you're on the localizer, and you shouldn't descend below
that altitude until you're established.  This is true even if the
glideslope makes it look like you're actually established.