Astronomy Picture of the Day . ... 30.12.2006 . ... Credit: Dennis Mammana ( Skyscapes ) Explanation: On planet Earth, an analemma is the figure-8 loop you get when you mark the position of the Sun at the same time each day throughout the year. ... The simulation shows the late afternoon Sun that would have been seen from the Sagan Memorial Station once every 30 Martian days (sols) beginning on Pathfinder's Sol 24 (July 29, 1997). ... December 2006 . ... Publications with keywords: analemma - sky . ...