2021-05-24 02:44:05UT (2021-05-24 11:44:05JST)  Solar Science Observatory NAOJ

P=-18.14, B0=-1.61, L0=192.76, radius=948.4"
obs radius= 949.8 (pixel), p_thresh=-0.055, u_thresh=-0.215

     ***** Observed Sunspot Parameters *****
     --------------------------------------------------------------------
                                          10^-6 hemisphere     -10^-6 B_t
      No. p/u    position       cos(t)    ap_area    co_area    darkness 
     --------------------------------------------------------------------
       1: p    N18.29 W01.93,   0.940,      7.76,      4.13,       0.71
       2: p    N18.99 W03.15,   0.935,     20.47,     10.95,       2.75
       3: p    N18.27 E00.87,   0.940,     39.87,     21.20,       4.92
       4: pu   N19.88 W01.22,   0.930,    401.91,    216.02,      94.17
       5: p    N19.74 W03.81,   0.929,      7.76,      4.18,       0.77
       6: p    N22.52 E07.53,   0.905,      3.18,      1.76,       0.27
       7: p    N17.10 E53.13,   0.565,      7.06,      6.25,       0.64
       8: u  4 N19.80 W01.27,   0.931,    123.15,     66.16,      51.52
     --------------------------------------------------------------------


dark:pcg20210523_142422_00 flat:pcg20210523_142524_01