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Old 11-07-2023, 11:41 AM
John W (John Wilkinson)
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Join Date: Jan 2010
Location: Castlemaine, Victoria, Australia
Posts: 1,419
11th July Another large sunspot

11th July. Cloudy conditions again and only a small blue patch to capture this single exposure image of the sun today. The prominent feature is a large sunspot AR 3363 that I measured to be 65,000 km x 50,000 km. Lots of other smaller groups are also visible.
Thanks for viewing,
John W.


PS. I had given up on getting a Ha image of the Sun today because of heavy cloud but a blue patch of sky gave me just enough time to get a quick single exposure image. Lunt 100 SS and Canon 550d.
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Last edited by John W; 11-07-2023 at 01:34 PM.
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