2025-04-30 02:24:49UT (2025-04-30 11:24:49JST)  Solar Science Observatory NAOJ

P=-24.24, B0=-4.26, L0=306.89, radius=952.3"
obs radius= 946.8 (pixel), p_thresh=-0.080, u_thresh=-0.290

     ***** Observed Sunspot Parameters *****
     --------------------------------------------------------------------------
                                          10^-6 hemisphere     -10^-6 B_t Group
      No. p/u    position       cos(t)    ap_area    co_area    darkness    id
     --------------------------------------------------------------------------
       1: pu   S11.74 W61.95,   0.474,     97.65,    102.94,      14.74     2
       2: p    S11.58 W58.18,   0.530,     14.56,     13.74,       1.91     2
       3: p    S12.40 W54.13,   0.587,     14.91,     12.71,       1.65     2
       4: p    S20.62 W17.64,   0.916,     20.24,     11.05,       2.76     3
       5: pu   S20.12 W16.51,   0.923,     25.92,     14.04,       6.24     3
       6: p    S18.33 W17.42,   0.927,     62.14,     33.53,       8.04     3
       7: p    S17.91 W18.16,   0.924,      5.33,      2.88,       0.63     3
       8: p    S16.80 E03.60,   0.974,      3.91,      2.00,       0.50     5
       9: p    N14.82 W62.24,   0.430,      6.39,      7.43,       0.62     1
      10: pu   N05.37 E03.00,   0.985,    344.79,    175.10,     108.03     4
      11: pu   N07.08 E64.35,   0.419,   1051.76,   1254.35,     244.47     6
      12: p    N08.31 E69.96,   0.327,    109.01,    166.45,      10.49     6
      13: p    N09.76 E63.63,   0.424,      1.78,      2.09,       0.11     6
      14: p    N09.24 E70.86,   0.311,      6.75,     10.85,       0.57     6
      15: p    N10.77 E64.78,   0.404,     28.76,     35.64,       2.42     6
      16: pu   N10.98 E72.85,   0.274,    149.14,    271.71,      16.75     6
      17: u  1 S11.89 W61.38,   0.483,      8.17,      8.46,       2.25     2
      18: u  1 S11.49 W62.38,   0.468,      8.88,      9.49,       2.79     2
      19: u  5 S20.15 W16.51,   0.923,      5.68,      3.08,       2.24     3
      20: u 10 N05.37 E03.01,   0.985,     98.36,     49.95,      56.67     4
      21: u 11 N06.89 E64.05,   0.424,    384.20,    452.73,     146.17     6
      22: u 11 N07.58 E66.73,   0.381,      2.84,      3.73,       0.59     6
      23: u 11 N08.11 E66.46,   0.384,     15.98,     20.82,       3.41     6
      24: u 11 N08.37 E64.50,   0.414,      1.42,      1.72,       0.30     6
      25: u 11 N08.93 E65.96,   0.390,      1.78,      2.28,       0.38     6
      26: u 16 N10.80 E72.66,   0.278,     19.53,     35.12,       4.26     6
     --------------------------------------------------------------------------
    * = False spots
     ----------------------------------------
                10^-6 hemisphere  -10^-6 B_t
     Region     ap_area  co_area  darkness 
 
     North     1698.36  1923.63    383.46
 
     South      244.65   192.89     36.47
 
     Whole     1943.02  2116.52    419.93
 
     ----------------------------------------


     ***** Observed Group Parameters ***** 
     ---------------------------------------------------------------------
      No.   position    Carr.Lon.      f    center cos(t) ap_area  co_area
     ---------------------------------------------------------------------
       1: N14.82 W62.24,   9.12,       1,       0, 0.430,    6.39,    7.43
       2: S11.87 W59.20,   6.09,       5,       0, 0.515,  127.12,  129.38
       3: S19.31 W17.28, 324.17,       5,       1, 0.923,  113.63,   61.50
       4: N05.37 E03.00, 303.88,       2,       1, 0.985,  344.79,  175.10
       5: S16.80 E03.60, 303.29,       1,       1, 0.974,    3.91,    2.00
       6: N08.64 E67.61, 239.27,      12,       0, 0.364, 1347.19, 1741.10
     ---------------------------------------------------------------------


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

     North      3          15          45

     South      3          11          41

     Whole      6          26          86

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

     Center     3           8          38


dark:pcg20250430_111858_00 flat:pcg20250430_112114_01