2026-02-21 00:37:42UT (2026-02-21 09:37:42JST)  Solar Science Observatory NAOJ

P=-19.29, B0=-7.04, L0=347.21, radius=970.0"
obs radius= 963.0 (pixel), p_thresh=-0.060, u_thresh=-0.230

     ***** Observed Sunspot Parameters *****
     --------------------------------------------------------------------
                                       10^-6 disk 10^-6 hemis. -10^-6 B_t
      No. p/u    position       cos(t)    ap_area    co_area    darkness 
     --------------------------------------------------------------------
       1: pu   N09.54 W77.39,   0.193,    125.97,    325.81,      12.04
       2: u  1 N09.52 W77.37,   0.194,     20.25,     52.24,       3.49
     --------------------------------------------------------------------


dark:pcg20260221_110946_00 flat:pcg20260221_111202_01