View Single Post
  #53   Report Post  
Old February 22nd 05, 11:13 AM posted to uk.sci.weather
Dave Liquorice Dave Liquorice is offline
external usenet poster
 
First recorded activity by Weather-Banter: Oct 2004
Posts: 1,163
Default Weather Station Anemomenter (THIS IS NOT SPAM)

On Tue, 22 Feb 2005 08:55:36 GMT, Steve Loft wrote:

I think for this to work (apart from the other comments about the
equation of time) ...


Which are pretty much the same error as that from using a magnetic
compass, which also varies depending on your location. B-) And
without proper sighting and reasonable view it's all a bit hit 'n miss
anyway.

... you *bisect* the angle between the sun and the hour hand to give
south? In the northern hemisphere, of course.


This is true, I like this page of explanation, pretty picture that
illustrates the principle better than just words.

http://www.time4watches.com/Watch%20...ch_as_a_compas
s.htm

http://makeashorterlink.com/?T2491288A

--
Cheers
Dave. pam is missing e-mail