2023-02-21 00:19:17UT (2023-02-21 09:19:17JST)  Solar Science Observatory NAOJ

P=-19.20, B0=-7.04, L0= 53.25, radius=970.1"
obs radius= 972.0 (pixel), p_thresh=-0.075, u_thresh=-0.275

     ***** Observed Sunspot Parameters *****
     --------------------------------------------------------------------
                                          10^-6 hemisphere     -10^-6 B_t
      No. p/u    position       cos(t)    ap_area    co_area    darkness 
     --------------------------------------------------------------------
       1: pu   S13.72 W67.67,   0.395,    140.48,    177.64,      23.40
       2: pu   S22.66 E45.22,   0.692,    352.39,    254.49,      83.74
       3: pu   N10.66 W63.21,   0.417,    293.43,    351.82,      53.39
       4: pu   N19.33 W53.83,   0.512,     35.71,     34.86,       6.00
       5: p    N22.55 W48.89,   0.556,      1.35,      1.21,       0.10
       6: p    N22.60 W48.12,   0.565,      1.68,      1.49,       0.13
       7: p    N22.93 W48.29,   0.560,      4.04,      3.61,       0.33
       8: p    N13.93 E00.26,   0.934,      6.74,      3.61,       1.03
       9: p    N23.98 E16.86,   0.818,      7.07,      4.32,       0.75
      10: pu   N26.07 E16.91,   0.799,    380.01,    237.78,      97.54
      11: p    N24.38 E17.70,   0.811,     23.58,     14.55,       3.02
      12: pu   N24.55 E20.48,   0.795,    148.57,     93.46,      26.73
      13: pu   N23.53 E24.57,   0.779,    115.89,     74.41,      24.32
      14: p    N25.37 E23.38,   0.771,     30.32,     19.67,       4.14
      15: pu   N27.10 E20.18,   0.773,     24.26,     15.68,       4.44
      16: p    N25.12 E68.23,   0.281,     21.90,     38.92,       1.51
      17: u  1 S13.84 W67.62,   0.396,     34.70,     43.79,      10.54
      18: u  2 S22.65 E45.29,   0.692,    109.49,     79.16,      45.14
      19: u  3 N10.76 W63.34,   0.415,     74.45,     89.77,      26.09
      20: u  4 N19.35 W53.85,   0.512,      8.09,      7.90,       2.25
      21: u 10 N25.54 E16.34,   0.807,     51.54,     31.95,      21.88
      22: u 12 N24.36 E20.50,   0.796,     14.82,      9.31,       5.07
      23: u 13 N23.55 E24.46,   0.779,     24.59,     15.78,       9.83
      24: u 10 N26.52 E17.42,   0.793,     61.65,     38.89,      29.43
      25: u 15 N27.11 E20.13,   0.774,      3.71,      2.39,       1.19
     --------------------------------------------------------------------


dark:pcg20230221_093303_00 flat:pcg20230221_093510_01