2021-07-28 00:04:32UT (2021-07-28 09:04:32JST)  Solar Science Observatory NAOJ

P= +9.26, B0=+5.48, L0= 54.03, radius=944.6"
obs radius= 947.8 (pixel), p_thresh=-0.110, u_thresh=-0.380

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


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dark:pcg20210728_090213_00 flat:pcg20210728_122520_01