2018-07-31 02:07:38UT (2018-07-31 11:07:38JST)  Solar Science Observatory NAOJ

P=+10.40, B0=+5.69, L0= 79.08, radius=946.1"
obs radius= 946.2 (pixel), p_thresh=-0.105, u_thresh=-0.365

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


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dark:pcg20180731_110404_00 flat:pcg20180731_110457_01