2017-12-23 00:09:54UT (2017-12-23 09:09:54JST)  Solar Science Observatory NAOJ

P= +6.41, B0=-1.91, L0=104.42, radius=976.3"
obs radius= 976.8 (pixel), p_thresh=-0.095, u_thresh=-0.335

     ***** Observed Sunspot Parameters *****
     --------------------------------------------------------------------
                                          10^-6 hemisphere     -10^-6 B_t
      No. p/u    position       cos(t)    ap_area    co_area    darkness 
     --------------------------------------------------------------------
       1: pu   N16.80 E12.48,   0.925,     62.38,     33.74,      17.29
       2: pu   N17.74 E21.10,   0.878,    103.08,     58.71,      20.59
       3: p    N16.30 E13.10,   0.925,      1.33,      0.72,       0.17
       4: pu   N17.99 E17.03,   0.899,     84.07,     46.78,      16.42
       5: p    N18.58 E19.84,   0.881,     10.68,      6.06,       1.37
       6: p    N18.66 E19.09,   0.884,     33.03,     18.68,       5.15
       7: p    N18.09 E15.93,   0.903,      6.34,      3.51,       0.92
       8: p    N18.90 E13.88,   0.907,      8.67,      4.78,       1.58
       9: p    N19.26 E16.50,   0.894,      4.00,      2.24,       0.72
      10: u  2 N17.36 E20.49,   0.884,      3.00,      1.70,       1.20
      11: u  2 N17.79 E21.80,   0.873,      3.67,      2.10,       1.52
      12: u  1 N16.85 E12.49,   0.924,     14.68,      7.94,       7.17
      13: u  4 N18.15 E16.96,   0.898,      1.00,      0.56,       0.37
     --------------------------------------------------------------------


dark:pcg20171223_091134_00 flat:pcg20171223_091227_01