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 Group No. position cos(t) ap_area co_area darkness id --------------------------------------------------------------------- 1: S43.37 E46.90, 0.439, 5.75, 6.54, 91 3 2: S16.44 W4.660, 0.929, 31.41, 16.89, 684 2 3: S16.07 W7.571, 0.927, 11.06, 5.96, 249 2 4: S16.13 W8.133, 0.925, 4.42, 2.39, 77 2 5: S15.51 W8.771, 0.927, 92.03, 49.61, 3066 2 6: N24.71 W14.33, 0.910, 88.93, 48.81, 3572 1 7: N24.19 W17.91, 0.898, 48.67, 27.09, 1270 1 8: N26.82 W15.07, 0.895, 57.08, 31.87, 1538 1 Umbra only 9: S15.43 W8.864, 0.927, 4.86, 2.62, 360 2 10: N24.71 W14.35, 0.910, 12.83, 7.04, 1049 1 --------------------------------------------------------------------- * = 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 ---------------------------------------- ***** Observed Group Parameters ***** --------------------------------------------------------------------- No. position Carr.Lon. f center cos(t) ap_area co_area --------------------------------------------------------------------- 1: N25.34 W15.79, 200.05, 4, 1, 0.901, 194.69, 107.79 2: S15.91 W7.151, 191.41, 5, 1, 0.929, 138.94, 74.86 3: S43.38 E46.90, 137.36, 1, 0, 0.440, 5.75, 6.54 --------------------------------------------------------------------- ***** 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