2022 January 09 Sun - with AR12922, AR12924, AR12925 and possible AR12926 and AR12927.

各類觀測太陽的儀器介紹及太陽攝影 Solarmax
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2022 January 09 Sun - with AR12922, AR12924, AR12925 and possible AR12926 and AR12927.

文章 PTS » 週日 09 1月, 2022 10:34

2022 January 09 Sun - with AR12922, AR12924, AR12925 and possible AR12926 and AR12927.
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AR12922 is located at (S17W86). Nothing is visible.
AR12924 is located at (S31W01). At least 20 sunspots are visible. The leading and following sunspots come with penumbrae and split umbrae.
AR12925 is located at (S34E31) and comes with at least 4 sunspots.
Meanwhile, 2 new AR's appear on the solar disc:
Possible AR12926 is located at (S20E80) and comes with 1 sunspot, embedded in faculae.
Possible AR12927 is located at (N21E08). At least 4 sunspots are visible.

Sunspot count: group=4, sunspot=29, R=69

H-alpha image from Learmonth, taken at 01:52 UTC
White-light image from SDO, taken at 00:40 UTC
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