By Denys Leclerc | 2024-10-10
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Huge Sunspot
On 10/09/2024 09:43 am by Jim Militello| Tucson, Arizona USA
Hydrogen alpha image of sunspot 3848.
Coronado SolarMax 90 Ha solar telescope, ZWO ASI183mm video camera.
The image is a stack of 40 video frames processed with Autostakkert, Registax, Photoshop.
