2019-03-31 04:30:03UT (2019-03-31 13:30:03JST)  Solar Science Observatory NAOJ

P=-26.09, B0=-6.61, L0=113.58, radius=961.5"
obs radius= 961.9 (pixel), p_thresh=-0.085, u_thresh=-0.305

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


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dark:pcg20190401_102014_00 flat:pcg20190401_102108_01