2022-02-21 00:13:15UT (2022-02-21 09:13:15JST)  Solar Science Observatory NAOJ

P=-19.28, B0=-7.04, L0=190.86, radius=971.2"
obs radius= 971.9 (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: p    S27.39 W26.23,   0.847,     45.49,     26.86,       8.08
       2: pu   S24.08 E29.72,   0.837,     36.06,     21.54,       7.53
       3: p    N16.62 E20.82,   0.854,     16.17,      9.47,       2.27
       4: p    N16.55 E21.30,   0.851,      6.07,      3.56,       0.65
       5: pu   N18.12 E25.13,   0.816,     31.68,     19.41,       6.20
       6: pu   N17.56 E71.62,   0.261,     76.49,    146.34,      10.22
       7: u  2 S24.07 E29.69,   0.837,      6.74,      4.03,       2.33
       8: u  5 N18.11 E25.14,   0.816,      5.05,      3.10,       1.71
       9: u  6 N17.55 E71.57,   0.262,     19.88,     37.92,       4.78
     --------------------------------------------------------------------


dark:pcg20220221_091527_00 flat:pcg20220221_090857_01