2026-02-18 01:42:06UT (2026-02-18 10:42:06JST)  Solar Science Observatory NAOJ

P=-18.37, B0=-6.94, L0= 26.13, radius=970.6"
obs radius= 965.1 (pixel), p_thresh=-0.075, u_thresh=-0.275

     ***** 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    N06.77 W38.06,   0.762,      6.49,      4.26,       0.63     1
       2: p    N07.04 W36.58,   0.776,     56.39,     36.32,       7.89     1
       3: pu   N09.44 W38.10,   0.751,    462.04,    307.73,     139.17     1
       4: pu   N05.98 E21.09,   0.909,     30.42,     16.74,       6.28     4
       5: pu   N16.21 W08.30,   0.909,     25.63,     14.09,       4.99     3
       6: p    N23.27 W25.14,   0.778,      5.81,      3.74,       0.64     2
       7: p    N08.28 E24.42,   0.877,     41.01,     23.38,       6.22     4
       8: u  3 N09.45 W38.11,   0.751,    173.26,    115.42,      86.67     1
       9: u  4 N05.98 E21.09,   0.909,      4.78,      2.63,       1.66     4
      10: u  5 N16.21 W08.29,   0.909,      2.05,      1.13,       0.71     3
     --------------------------------------------------------------------------
    * = False spots
     ----------------------------------------
           10^-6 disk 10^-6 hemis. -10^-6 B_t
     Region   ap_area   co_area    darkness
 
     North      627.78   406.25    165.81
 
     South        0.00     0.00      0.00
 
     Whole      627.78   406.25    165.81
 
     ----------------------------------------


     ***** Observed Group Parameters ***** 
     ---------------------------------------------------------------------
      No.   position    Carr.Lon.      f    center cos(t) ap_area  co_area
     ---------------------------------------------------------------------
       1: N08.50 W37.60,  63.73,       4,       0, 0.760,  524.92,  348.31
       2: N23.27 W25.14,  51.28,       1,       0, 0.778,    5.81,    3.74
       3: N16.21 W08.30,  34.43,       2,       1, 0.909,   25.63,   14.09
       4: N07.08 E22.69,   3.44,       3,       1, 0.894,   71.42,   40.12
     ---------------------------------------------------------------------


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

     North      4          10          50

     South      0           0           0

     Whole      4          10          50

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

     Center     2           5          25


dark:pcg20260218_103634_00 flat:pcg20260218_103837_01