2017-12-18 00:01:03UT (2017-12-18 09:01:03JST)  Solar Science Observatory NAOJ

P= +8.76, B0=-1.28, L0=170.36, radius=976.0"
obs radius= 974.4 (pixel), p_thresh=-0.085, u_thresh=-0.305

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


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dark:pcg20171218_121642_00 flat:pcg20171218_121734_01