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EarthSky Community Photos
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Jim Militello
Tucson, Arizona USA
Tucson, Arizona USA
09/02/2023
09:30 am
09:30 am
Coronado SolarMax 90 Ha telescope, ZWO ASI178mm video camera.
Image is a stack of 300 video frames. I used Autostakkert, Registax Wavelets, Photoshop.
Image shows active region 3417 and some nice prominence.
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