Monday, August 12, 2024

Solar maximum, AR 3780

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 The sun was littered with sunspots this weekend leading some to claim we've reached the maximum of Solar Cycle 25 .   Sun full disk 8/9...
Saturday, June 8, 2024

4/8/24 solar eclipse epiphenomena

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during totality, there is a twilight horizon for 360 degrees.  it's not pitch black, but approximates the darkness an hour after sunset....
Monday, May 20, 2024

4/8/24 solar eclipse travelogue, Russellville Arkansas

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a thin cloud across the sun during totality didn't really interfere with the visual experience (photos another story).  i could easily s...
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Thursday, May 16, 2024

5/15/24 surreal sunset in front of clouds?!

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Driving home the other night i caught something odd out of the corner of my eye at sunset:  the horizon was bright orange with the setting s...
Tuesday, May 14, 2024

4/8/24 solar eclipse chromosphere animation (pretty red stuff)

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Chromosphere total solar eclipse (late totality) 4/8/2024 1:53:58 pm local eastern limb up The chromosphere is the layer of red hydrogen pla...
Saturday, May 11, 2024

active region 3664 and the great magnetic storm of '24

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Here's a relatively large group of sunspots known as AR 3664: active region 3664 5/11/24 21:36.9 UTC red filter (Ha off band) Earlier th...
Tuesday, April 9, 2024

4/8/24 solar eclipse first take

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there were light clouds in russelville arkansas (my back up location)  but the eclipse was quite impressive throughout totality.   here are ...