23 Sep 2021, 01:26:17 (UT) P=+25.22, B0=+7.03, L0=20.22, radius=957.8" obs radius = 857.5 (pixel), RMS=109.5 10^-4 I_c ***** Observed Sunspot Parameters ***** --------------------------------------------------------------- 10^-6 hemisphere -10^-2 I_c No. position cos(t) ap_area co_area darkness --------------------------------------------------------------- 1: S28.73 E23.49, 0.739, 295.63, 199.96, 11944 2: S27.09 E26.11, 0.737, 32.03, 21.70, 747 3: N16.15 E13.56, 0.960, 112.54, 58.56, 3356 4: N17.77 E17.36, 0.939, 73.58, 39.16, 2583 5: N15.48 E12.07, 0.967, 1.29, 0.67, 24 6: N18.99 E17.84, 0.933, 7.79, 4.17, 183 7: N18.23 E16.21, 0.943, 1.29, 0.68, 22 8: N19.58 E17.37, 0.933, 4.32, 2.31, 89 9: N25.91 W30.13, 0.825, 22.50, 13.63, 480 10: N24.72 W38.44, 0.757, 33.32, 22.00, 881 11: N28.39 W40.62, 0.720, 8.65, 6.00, 179 Umbra only 12: S28.61 E23.74, 0.738, 16.44, 11.13, 1353 --------------------------------------------------------------- * = False spots ---------------------------------------- 10^-6 hemisphere -10^-2 I_c Region ap_area co_area darkness North 265.33 147.23 7797 South 327.66 221.67 12691 Whole 592.99 368.90 20488 ---------------------------------------- ***** Relative Sunspot Numbers ***** ------------------------------------------ Region g f 10*g + f ------------------------------------------ North 2 9 29 South 1 3 13 Whole 3 12 42 ------------------------------------------ Center 1 6 16 Seeing 2 fl20210922 used