2026-03-18 01:46:37UT (2026-03-18 10:46:37JST)  Solar Science Observatory NAOJ

P=-24.86, B0=-7.11, L0= 17.21, radius=963.8"
obs radius= 954.4 (pixel), p_thresh=-0.080, u_thresh=-0.290

     ***** Observed Sunspot Parameters *****
     --------------------------------------------------------------------------
                                       10^-6 disk 10^-6 hemis. -10^-6 B_t Group
      No. p/u    position       cos(t)    ap_area    co_area    darkness    id
     --------------------------------------------------------------------------
       1: p    S19.35 E01.05,   0.977,     11.88,      6.08,       1.85     3
       2: p    S18.77 W00.30,   0.979,      3.84,      1.96,       0.47     3
       3: p    S18.95 E01.18,   0.979,      4.19,      2.14,       0.59     3
       4: p    S17.24 W01.24,   0.984,     29.35,     14.91,       4.84     3
       5: pu   S16.56 E00.80,   0.986,    440.32,    223.21,     137.01     3
       6: p    S14.33 W01.55,   0.992,     16.42,      8.28,       2.52     3
       7: p    N07.24 W48.26,   0.640,      3.15,      2.46,       0.35     1
       8: p    S26.57 E65.74,   0.420,      2.80,      3.33,       0.21     5
       9: pu   N13.89 W35.22,   0.757,     30.75,     20.31,       5.83     2
      10: p    S06.26 E09.32,   0.987,      3.84,      1.95,       0.60     4
      11: p    S05.13 E09.69,   0.985,      4.54,      2.31,       0.61     4
      12: pu   N13.68 W29.19,   0.812,     17.47,     10.75,       3.37     2
      13: p    N13.64 W29.65,   0.809,      2.45,      1.51,       0.34     2
      14: p    S06.35 E13.70,   0.972,     12.23,      6.29,       2.23     4
      15: p    S06.44 E14.31,   0.969,      6.29,      3.24,       0.94     4
      16: u  5 S16.57 E00.70,   0.986,    122.66,     62.18,      70.73     3
      17: u  9 N13.84 W35.16,   0.758,      1.40,      0.92,       0.46     2
      18: u 12 N13.63 W29.21,   0.813,      1.40,      0.86,       0.47     2
     --------------------------------------------------------------------------
    * = False spots
     ----------------------------------------
           10^-6 disk 10^-6 hemis. -10^-6 B_t
     Region   ap_area   co_area    darkness
 
     North       53.82    35.03      9.88
 
     South      535.72   273.71    151.87
 
     Whole      589.54   308.74    161.75
 
     ----------------------------------------


     ***** Observed Group Parameters ***** 
     ---------------------------------------------------------------------
      No.   position    Carr.Lon.      f    center cos(t) ap_area  co_area
     ---------------------------------------------------------------------
       1: N07.24 W48.26,  65.47,       1,       0, 0.640,    3.15,    2.46
       2: N13.77 W32.24,  49.44,       5,       0, 0.786,   50.67,   32.57
       3: S16.84 E00.08,  17.13,       7,       1, 0.986,  506.02,  256.59
       4: S05.94 E11.99,   5.22,       4,       1, 0.978,   26.91,   13.79
       5: S26.57 E65.74, 311.46,       1,       0, 0.420,    2.80,    3.33
     ---------------------------------------------------------------------


     *****   Relative Sunspot Numbers   ***** 
     ------------------------------------------
     Region     g           f         10*g + f 
     ------------------------------------------

     North      2           6          26

     South      3          12          42

     Whole      5          18          68

     ------------------------------------------

     Center     2          11          31


dark:pcg20260318_144809_00 flat:pcg20260318_104238_01