A spring spectroheliogram
Taken by Francois Rouviere on March 20, 2024 @
Cannes, France
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Details:
Good seeing thru a hazy sky allowed to capture some detail in the active regions AR 3614 and 3615.
100 mm f/8 Takahashi refractor with Sol'Ex spectroheliograph tuned to the H alpha line. March 20, 2024, 9h03 UT.
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