2021-07-19 00:03:05UT (2021-07-19 09:03:05JST)  Solar Science Observatory NAOJ

P= +5.45, B0=+4.70, L0=173.09, radius=945.0"
obs radius= 946.0 (pixel), p_thresh=-0.115, u_thresh=-0.395

     ***** Observed Sunspot Parameters *****
     --------------------------------------------------------------------
                                          10^-6 hemisphere     -10^-6 B_t
      No. p/u    position       cos(t)    ap_area    co_area    darkness 
     --------------------------------------------------------------------
       1: p    S15.91 W20.16,   0.877,      5.69,      3.24,       1.46
       2: pu   S15.14 W21.15,   0.876,     37.70,     21.52,      10.38
       3: p    N16.96 W06.60,   0.971,      1.07,      0.55,       0.19
       4: p    N20.13 E58.00,   0.524,      1.78,      1.70,       0.18
       5: p    N17.76 W04.47,   0.971,      1.42,      0.73,       0.29
       6: pu   N24.87 W24.78,   0.855,     50.15,     29.31,      15.71
       7: p    N24.48 W29.39,   0.824,     25.61,     15.53,       5.87
       8: p    N24.96 W28.93,   0.825,      3.91,      2.37,       0.58
       9: p    N25.36 W27.88,   0.831,      9.25,      5.56,       1.51
      10: pu   N26.90 W25.37,   0.840,     67.22,     40.00,      15.52
      11: p    N26.51 W27.98,   0.824,      2.85,      1.73,       0.48
      12: p    N27.34 W26.24,   0.832,      1.78,      1.07,       0.28
      13: u  2 S15.16 W20.85,   0.877,      1.78,      1.01,       0.82
      14: u  2 S15.05 W21.34,   0.875,      4.62,      2.64,       2.16
      15: u  6 N24.84 W24.80,   0.855,     14.23,      8.32,       8.13
      16: u 10 N26.96 W25.17,   0.841,      3.20,      1.90,       1.30
     --------------------------------------------------------------------


dark:pcg20210719_091045_00 flat:pcg20210719_091147_01