2025-02-20 00:45:27UT (2025-02-20 09:45:27JST)  Solar Science Observatory NAOJ

P=-19.06, B0=-7.02, L0=137.88, radius=970.1"
obs radius= 963.5 (pixel), p_thresh=-0.090, u_thresh=-0.320

     ***** Observed Sunspot Parameters *****
     --------------------------------------------------------------------
                                          10^-6 hemisphere     -10^-6 B_t
      No. p/u    position       cos(t)    ap_area    co_area    darkness 
     --------------------------------------------------------------------
       1: pu   S09.39 W51.48,   0.630,    291.43,    231.39,      69.94
       2: p    S08.52 W49.73,   0.653,      8.57,      6.57,       1.11
       3: pu   S15.87 E04.62,   0.985,    349.72,    177.52,     115.41
       4: p    S16.22 E09.03,   0.975,      1.37,      0.70,       0.16
       5: pu   S17.24 E18.27,   0.936,    417.60,    222.99,     117.26
       6: p    S15.85 E09.82,   0.974,      5.49,      2.82,       1.03
       7: p    S16.30 E12.18,   0.965,      4.46,      2.31,       0.71
       8: p    S15.15 E09.32,   0.977,      2.40,      1.23,       0.32
       9: pu   S13.83 E22.34,   0.921,    229.37,    124.57,      64.11
      10: p    S16.26 E30.06,   0.859,      6.17,      3.59,       0.71
      11: pu   S15.31 E28.32,   0.875,    105.60,     60.34,      22.08
      12: p    S16.02 E30.91,   0.852,      2.06,      1.21,       0.24
      13: pu   S15.40 E30.87,   0.854,     38.40,     22.49,      10.08
      14: p    S13.30 E25.13,   0.903,      7.54,      4.18,       1.00
      15: p    S12.95 E23.93,   0.911,      5.14,      2.82,       0.66
      16: p    S11.93 E23.99,   0.912,      2.40,      1.32,       0.27
      17: pu   N18.40 W64.26,   0.370,    151.54,    204.54,      30.97
      18: p    N01.57 W09.11,   0.976,     13.03,      6.67,       2.97
      19: pu   N03.89 E06.73,   0.975,     49.03,     25.14,      12.76
      20: p    N06.21 E13.31,   0.947,      3.43,      1.81,       0.48
      21: pu   N15.32 W03.82,   0.923,    476.23,    258.04,     166.10
      22: p    N15.52 E00.23,   0.924,      2.74,      1.48,       0.36
      23: u  1 S09.34 W51.60,   0.628,     72.34,     57.58,      32.23
      24: u  1 S09.38 W50.49,   0.643,      1.71,      1.33,       0.51
      25: u  3 S15.88 E04.64,   0.985,     97.03,     49.26,      58.31
      26: u  5 S17.65 E17.66,   0.938,     18.86,     10.05,       7.78
      27: u  5 S17.14 E18.44,   0.936,     70.29,     37.55,      38.47
      28: u  9 S13.79 E22.29,   0.921,     56.91,     30.90,      28.59
      29: u 11 S15.31 E27.90,   0.878,      7.54,      4.29,       2.99
      30: u 11 S15.31 E28.93,   0.870,      4.46,      2.56,       1.68
      31: u 13 S15.40 E30.89,   0.854,     10.63,      6.23,       4.52
      32: u 17 N18.34 W64.20,   0.371,     46.63,     62.76,      16.76
      33: u 19 N03.89 E06.77,   0.975,     10.97,      5.63,       5.01
      34: u 21 N15.25 W03.81,   0.923,    134.74,     72.97,      86.97
      35: u 21 N16.29 W03.41,   0.917,      2.06,      1.12,       0.79
     --------------------------------------------------------------------


dark:pcg20250220_094654_00 flat:pcg20250220_093825_01