2023-01-30 02:30:50UT (2023-01-30 11:30:50JST)  Solar Science Observatory NAOJ

P=-11.26, B0=-5.85, L0=341.71, radius=975.8"
obs radius= 976.4 (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   S22.89 W52.57,   0.597,    106.17,     88.97,      18.02
       2: p    S23.29 W48.42,   0.647,      8.35,      6.45,       0.88
       3: p    S21.65 E57.89,   0.529,     22.03,     20.82,       2.48
       4: p    N24.24 W50.32,   0.537,     10.02,      9.32,       1.11
       5: p    N23.18 W44.04,   0.617,     18.03,     14.60,       2.11
       6: pu   N25.02 W49.99,   0.536,     54.08,     50.41,       7.98
       7: pu   N24.24 W44.04,   0.610,     32.05,     26.26,       4.87
       8: pu   N23.51 W09.42,   0.859,    131.87,     76.73,      34.95
       9: u  1 S22.88 W52.69,   0.595,     15.36,     12.90,       5.14
      10: u  6 N25.04 W50.00,   0.536,      4.67,      4.36,       1.25
      11: u  7 N24.26 W43.97,   0.611,      3.00,      2.46,       0.87
      12: u  8 N23.45 W09.42,   0.860,     36.72,     21.36,      17.58
     --------------------------------------------------------------------


dark:pcg20230130_113259_00 flat:pcg20230130_112415_01