By Tameem Altameemi | 2025-04-26
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Solar Activity
On 04/27/2025 10:07 am by Jim Militello | Tucson, Arizona USA
Hydrogen alpha image of the Sun showing some nice prominence, sunspots, active regions, and filaments.
Coronado SolarMax 90 Ha solar telescope, ZWO ASI183mm video camera.
The image is a stack of 40 video frames processed with Autostakkert, Registax,
Photoshop.
