2022 August 16 Sun - solar surface in Ca-K, with a huge eruptive flare in AR13078
Flares has been observed in AR13078 in the past 2 days, both in CaK and H-alpha. When observation in Ca-K starts, the flares are :still relatively mild. Starting at 07:56 UTC, the flare is observed to be eruptive. The flare seems to become weaker when observation stops around 08:11 UTC.
Sunspot count: group=9, sunspot=76, R=166
Telescope: Maxvision APO refractor, ED Triplet
Camera : ASI1600MM Pro, not cooled
focal length : 700 mm f/7
Filter: Lunt Ca-K Module B1200
approximately north is up, east to the left.
2022 August 16 Sun - solar surface in Ca-K, with a huge eruptive flare in AR13078
2022 August 16 Sun - solar surface in Ca-K, with a huge eruptive flare in AR13078
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Re: 2022 August 16 Sun - solar surface in Ca-K, with a huge eruptive flare in AR13078
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