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Sharing a thermal



 
 
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  #1  
Old October 19th 04, 12:06 AM
F.L. Whiteley
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"Eric Greenwell" wrote in message
...
Bill Daniels wrote:


Most vario's have a time constant of about 2-3 seconds or more. I put a
bunch of different varios on a test bench last winter and found some

were as
bad as 11 seconds. The average 45 degree bank thermalling turn takes

about
13 - 14 seconds


Yikes! I don't know what you are flying, but it takes my ASH 26 about 27
seconds to make one turn (50 kts IAS, 8000' msl, 8.2 lb/sq ft wing
loading). That's measured from a flight trace. My ASW 20 was a little
quicker, flying at 7.5 lb/sq ft, but nothing like 14 seconds.

Should be 17secs.

Try your flavor.
http://www.soarcsa.org/thinking_page...calculator.htm

Frank Whiteley



  #2  
Old October 19th 04, 12:36 AM
Jim Vincent
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Try your flavor.

http://www.soarcsa.org/thinking_page...urn_radius_cal

culator.htm


Frank, the CSA website is truly impressive! Well done to you and your team.
Question though, where is the link to the Thinking Pages section? TIA.

Jim Vincent
N483SZ
illspam
  #3  
Old October 19th 04, 01:12 AM
F.L. Whiteley
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"Jim Vincent" wrote in message
...
Try your flavor.

http://www.soarcsa.org/thinking_page...urn_radius_cal

culator.htm


Frank, the CSA website is truly impressive! Well done to you and your

team.
Question though, where is the link to the Thinking Pages section? TIA.

Jim Vincent
N483SZ
illspam


No such link as it wasn't quite fleshed out. We'll add one though.

Frank


 




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