2021-04-23 02:21:18UT (2021-04-23 11:21:18JST)  Solar Science Observatory NAOJ

P=-25.27, B0=-4.93, L0=242.83, radius=955.2"
obs radius= 954.5 (pixel), p_thresh=-0.080, u_thresh=-0.290

     ***** Observed Sunspot Parameters *****
     --------------------------------------------------------------------
                                          10^-6 hemisphere     -10^-6 B_t
      No. p/u    position       cos(t)    ap_area    co_area    darkness 
     --------------------------------------------------------------------
       1: pu   S27.67 W13.93,   0.896,     68.82,     38.39,      14.26
       2: p    S23.27 W22.70,   0.878,      4.89,      2.78,       0.80
       3: p    S23.84 W21.28,   0.884,      4.89,      2.77,       0.62
       4: p    S22.02 W23.88,   0.877,     44.02,     25.10,       7.30
       5: p    S26.87 W13.52,   0.903,      1.40,      0.77,       0.15
       6: p    S22.33 W21.66,   0.889,     13.63,      7.66,       1.92
       7: p    S20.81 W24.83,   0.876,      3.84,      2.19,       0.43
       8: p    S22.66 W18.22,   0.906,      8.04,      4.43,       1.30
       9: pu   S16.59 E38.61,   0.771,    105.16,     68.23,      26.04
      10: u  1 S27.71 W14.01,   0.896,      9.08,      5.07,       3.50
      11: u  9 S16.60 E38.58,   0.771,     29.00,     18.81,      13.16
     --------------------------------------------------------------------


dark:pcg20210423_111822_00 flat:pcg20210423_111921_01