Sunday, November 02, 2008
Thursday, July 03, 2008
Monday, December 03, 2007
The first photo is the bottom portion of the 22 degree halo, with lower tangent arc. The other 3 photos are of the lunar equivalent of a subsun, which should be called a submoon. I am unable to find any references to or other photos of a submoon, however. http://www.atoptics.co.uk/halo/subsun.htm