Solar chromosphere in H-alpha line on August 17, 2023. SW-1206-Coronado telescope, focal reducer, equivalent focal length ~0.5 meters, ZWO ASI 178m camera. The frame is composed from separate images of the disk chromosphere and limb chromosphere. Scale is 50% of the original. Atmospheric seeing about 3 on a 5-point scale, clear skies. Observatory "AstroVetkino".
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