On Thu 2011/02/03 11:05:01 -0000, Tony Finch wrote in a message to: Leap Second Discussion List <leapsecs@leapsecond.com>
>In order to see the analemma you need to know the equation of time. You only need a clock and knowledge of the length of a mean solar day. The analemma itself shows you the equation of time (and the obliquity of the ecliptic). http://apod.nasa.gov/apod/ap101231.html http://apod.nasa.gov/apod/ap061230.html (Mars) http://apod.nasa.gov/apod/ap050713.html (Moon) Check out the last two particularly. Regards, Mark Calabretta _______________________________________________ LEAPSECS mailing list LEAPSECS@leapsecond.com http://six.pairlist.net/mailman/listinfo/leapsecs