23 Feb 2021, 00:53:42 (UT) P=-19.94, B0=-7.11, L0=301.8, radius=971.5" obs radius = 868.1 (pixel), RMS=97.96 10^-4 I_c ***** Observed Sunspot Parameters ***** --------------------------------------------------------------------- 10^-6 hemisphere -10^-2 I_c Group No. position cos(t) ap_area co_area darkness id --------------------------------------------------------------------- 1: S23.34 W1.016, 0.959, 85.75, 44.66, 3080 2 2: S24.03 E0.465, 0.956, 13.51, 7.06, 269 2 3: S22.61 E1.240, 0.963, 68.01, 35.29, 1995 2 4: S21.66 E0.328, 0.967, 12.25, 6.32, 220 2 5: N18.17 W8.491, 0.893, 101.38, 56.70, 3914 1 6: N18.69 W6.134, 0.894, 13.09, 7.31, 249 1 7: N19.48 W4.779, 0.890, 11.82, 6.63, 225 1 8: N20.28 W4.130, 0.885, 16.89, 9.54, 344 1 Umbra only 9: N18.18 W8.452, 0.893, 11.82, 6.61, 921 1 --------------------------------------------------------------------- * = False spots ---------------------------------------- 10^-6 hemisphere -10^-2 I_c Region ap_area co_area darkness North 143.20 80.20 4732 South 179.53 93.35 5564 Whole 322.73 173.56 10296 ---------------------------------------- ***** Observed Group Parameters ***** --------------------------------------------------------------------- No. position Carr.Lon. f center cos(t) ap_area co_area --------------------------------------------------------------------- 1: N19.01 W6.602, 308.37, 5, 1, 0.892, 143.20, 80.20 2: S22.91 E0.130, 301.64, 4, 1, 0.962, 179.53, 93.36 --------------------------------------------------------------------- ***** Relative Sunspot Numbers ***** ------------------------------------------ Region g f 10*g + f ------------------------------------------ North 1 5 15 South 1 4 14 Whole 2 9 29 ------------------------------------------ Center 2 9 29 Seeing 2