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Legacy article – Astronomy and observation

Amateur Video Showing Rotating Jupiter and The Great Red Spot

Original publication date
12 September 2010
Original section
Astronomy and observation
Original slug / legacy ID
amateur-video-showing-rotating-jupiter-and-the-great-red-spot / 173
Restored on current site
martinpeniak.com/archive/writing/amateur-video-showing-rotating-jupiter-and-the-great-red-spot/
Editing scope
Period voice retained; spelling and formatting lightly cleaned.

Originally published 12 September 2010 on the earlier martinpeniak.com site.

Preserved as part of the astronomy and observation thread around cameras, optics, and the sky. The article keeps its period voice, with light formatting cleanup.

The video farther below shows rotating Jupiter with its prominent feature called the great red spot (GRS), which is a persistent anticyclonic vortex on the south border of the South Equatorial belt.

I started recording at around 1am and finished something around 4:30am. I used the Celestron CPC925, 2x barlow lens and NextImage CCD camera with infrared/ultraviolet blocking filter. The image below is one of the better quality frames, stacked in Registax where best 95% of the frames were selected. Image was post-process in PhotoShop where unsharp masking was applied.

http://lh4.ggpht.com/_nIO-bybWI1k/TI1vraapvQI/AAAAAAAAE0M/_wpT5BMCbLM/Jupiter_12_09_2010_0200.jpg 

Each frame in the video below was stacked from around 1900frames and the video itself is made of 70frames (similar to the picture above), so overall around 130,000frames were used out of 140,000. The visibility was quite good, however, sometimes the corrector lens on the scope got dewed up so the quality varies as you will notice. Literary before I finished recording, it clouded over.

Watch original video