Newsgroups: sci.aeronautics.airliners,rec.travel.air
From: drinkard@bcstec.ca.boeing.com (Terrell D. Drinkard)
Subject: Re: unpowered glide ratios
Date: 19 Sep 94 01:28:35

In article <airliners.1994.1588@ohare.chicago.com>,
Thomas Sloane <sloane@pleiades.cs.bucknell.edu> wrote:
>
>For some Boeing planes, or others, what are typical,
>unpowered, sustainable glide ratios?

Just in general, one can assume a glide ratio in excess of 20 to 1.
The 737 is around 22 to 1, depending on the exact model and configuration.
This is assuming the engines are at idle, or at least windmilling.  It does
get worse if they are not turning at all.

Terry

--
Terry
drinkard@bcstec.ca.boeing.com
"Anyone who thinks they can hold the company responsible for what I say has
more lawyers than sense."