18 Jul 2021, 03:53:30 (UT)
 
P=+5.086, B0=+4.62, L0=184.3, radius=945.8"
obs radius = 848.2 (pixel), RMS=103.0 10^-4 I_c
 
     ***** Observed Sunspot Parameters *****
     ---------------------------------------------------------------
                                     10^-6 hemisphere     -10^-2 I_c
      No.   position       cos(t)    ap_area    co_area    darkness
     ---------------------------------------------------------------
       1: S43.37 E46.90,   0.439,      5.75,      6.54,         91
       2: S16.44 W4.660,   0.929,     31.41,     16.89,        684
       3: S16.07 W7.571,   0.927,     11.06,      5.96,        249
       4: S16.13 W8.133,   0.925,      4.42,      2.39,         77
       5: S15.51 W8.771,   0.927,     92.03,     49.61,       3066
       6: N24.71 W14.33,   0.910,     88.93,     48.81,       3572
       7: N24.19 W17.91,   0.898,     48.67,     27.09,       1270
       8: N26.82 W15.07,   0.895,     57.08,     31.87,       1538
      Umbra only
       9: S15.43 W8.864,   0.927,      4.86,      2.62,        360
      10: N24.71 W14.35,   0.910,     12.83,      7.04,       1049
     ---------------------------------------------------------------
    * = False spots
     ----------------------------------------
                10^-6 hemisphere  -10^-2 I_c
     Region     ap_area  co_area  darkness 
 
     North      194.69   107.79      6380
 
     South      144.69    81.40      4167
 
     Whole      339.38   189.19     10547
 
     ----------------------------------------
 
 
     *****   Relative Sunspot Numbers   ***** 
     ------------------------------------------
     Region     g           f         10*g + f 
     ------------------------------------------
 
     North      1           4          14
 
     South      2           6          26
 
     Whole      3          10          40
 
     ------------------------------------------
 
     Center     2           9          29
 
     Seeing     3