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#1
September 18th 09, 08:32 PM
posted to rec.aviation.soaring
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Quick mental math for the cockpit
On Sep 18, 12:24*pm, Andy wrote:
On Sep 18, 7:28*am, tstock wrote: Thanks for the tips, as a new glider pilot this is very useful info. Pre GPS I did rough glide estimates with my thumb. *My thumb form nucke to tip is about 10 miles and needs 2000ft Hit the wrong button!!! Pre GPS I did rough glide estimates with my thumb. My thumb from nuckle to tip is about 10NM and represents about 2000 ft required for glide at 30:1. Just "pace" off the distance on a sectional and add the required finish altitude. Andy 
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