By Elaine Cassel | 2024-01-15
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On 01/16/2024 10:20 am by Jim Militello | Tucson, Arizona USA
The image is a close-up of active regions 3540, 3541, a few sunspots, and some prominence.
Coronado SolarMax 90 Ha solar telescope, ZWO ASI178mm video camera.
The image is a stack of 500 video frames. I used Autostakkert, Registax Wavelets, Photoshop.