By Ronda Legg | 2024-05-10
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Solar Activity
On 05/17/2024 09:40 am by Jim Militello| Tucson, Arizona USA
This H alpha image of the Sun is showing numerous active regions with sunspots, lots of filaments, and some nice prominence.
Coronado SolarMax 90 Ha solar telescope, ZWO ASI183mm video camera.
The image is a stack of 50 video frames processed with Autostakkert, Registax Wavelets, Photoshop.