THE LEADER IN ASTRONOMICAL CCD CAMERAS. QHY128C cameras are in stock! Sign Up for product updates, releases, and our website specials.

Perigee is the point in an objects orbit around the earth where it is closest to the earth. Contrast with apogee, which is the point where the object is farthest from the earth. Should only apply to objects, such as the moon, which have elliptical orbits. The more elliptical the orbit, the greater the difference in distance at perigee and apogee. The eccentricity of an orbit is the degree to which the orbit is elliptical.

Iowa County Astronomers was formed in September, 2006. We are a group of like-minded astronomy enthusiasts that meet monthly to discuss current topics in space science and spend time observing together. And click on the join button.

APT - Astro Photography Tool v3. Currently APT works on MS Windows XP, Vista, 7, 8, 8. Here is a list of the main areas APT covers. Six generations of Canon EOS Models. Check the EOS models matrix. Most of the Nikon DSLRs. Check the Nikon models matrix. ASCOM compatible CCD and CMOS cameras - QHYCCD, ZWO, Starlight Xpress, Atik, Orion, Moravian, Celestron, Altair Astro and more.

Tuesday, December 20, 2016. December 2016 Meeting - Annual Holiday Season Party. As per usual, the December meeting was reserved for the annual Holiday Season Party. As always, scrumptious food and delightful company made for a great evening. A big thank you to the committee! Sunday, December 4, 2016. For the video, Pearce turns to a smart phone.