2020-02-20 00:30:34UT (2020-02-20 09:30:34JST)  Solar Science Observatory NAOJ

P=-18.82, B0=-6.99, L0=132.17, radius=971.5"
obs radius= 972.5 (pixel), p_thresh=-0.110, u_thresh=-0.380

     ***** Observed Sunspot Parameters *****
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               no sunspot


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dark:pcg20200220_092500_00 flat:pcg20200220_092753_01