18 Jan 2026, 01:24:31 (UT) P=-6.075, B0=-4.83, L0=74.56, radius=977.0" obs radius = 873.3 (pixel), RMS=115.7 10^-4 I_c ***** Observed Sunspot Parameters ***** --------------------------------------------------------------- 10^-6 hemisphere -10^-2 I_c No. position cos(t) ap_area co_area darkness --------------------------------------------------------------- 1: S12.52 W19.58, 0.934, 73.03, 39.06, 1810 2: S12.83 W17.34, 0.946, 50.91, 26.90, 1911 3: S17.07 E33.78, 0.816, 9.59, 5.87, 234 4: S11.62 W21.12, 0.927, 32.13, 17.32, 1086 5: S16.37 E36.75, 0.789, 29.63, 18.76, 837 6: S11.65 W20.43, 0.931, 3.75, 2.01, 71 7: S10.85 W17.65, 0.948, 359.75, 189.66, 19810 8: S15.76 E37.77, 0.780, 45.07, 28.86, 1729 9: S15.60 E39.10, 0.767, 5.84, 3.80, 146 10: S9.883 W23.14, 0.917, 22.95, 12.51, 791 11: S9.780 W24.39, 0.908, 21.28, 11.71, 676 12: S9.045 W26.12, 0.896, 85.97, 47.93, 3690 13: S9.987 W19.53, 0.939, 2.08, 1.11, 41 14: S9.087 W21.33, 0.929, 0.83, 0.44, 15 15: S12.98 E28.31, 0.873, 125.20, 71.64, 4667 16: S13.94 E47.26, 0.676, 6.67, 4.93, 132 17: S12.92 E34.09, 0.823, 0.83, 0.50, 15 18: S12.18 E28.11, 0.876, 0.83, 0.47, 16 19: S9.977 E31.75, 0.849, 1118.90, 658.89, 55278 20: S9.716 E28.49, 0.877, 32.13, 18.31, 947 21: S8.870 E29.02, 0.873, 10.43, 5.97, 270 22: S7.671 E27.39, 0.888, 76.37, 43.00, 2574 23: S6.921 E26.25, 0.897, 2.92, 1.62, 61 24: N11.13 E59.56, 0.479, 116.44, 121.54, 4627 25: N12.46 E33.90, 0.789, 2.92, 1.85, 56 26: N15.47 E36.02, 0.754, 2.50, 1.66, 53 27: N16.83 E34.30, 0.763, 364.34, 238.61, 19807 28: N16.35 E36.12, 0.748, 2.08, 1.39, 41 29: N18.30 E25.07, 0.830, 8.76, 5.27, 173 30: N18.79 E23.26, 0.839, 77.62, 46.23, 3286 31: N20.14 E25.79, 0.813, 41.31, 25.40, 1277 Umbra only 32: S10.99 W17.58, 0.948, 65.94, 34.75, 7276 33: S9.040 W26.02, 0.897, 4.17, 2.32, 360 34: S10.38 E32.04, 0.845, 164.85, 97.43, 19289 35: N11.13 E59.58, 0.478, 2.08, 2.17, 175 36: N16.87 E34.30, 0.763, 73.87, 48.39, 8304 --------------------------------------------------------------- * = False spots ---------------------------------------- 10^-6 hemisphere -10^-2 I_c Region ap_area co_area darkness North 616.00 441.97 29320 South 2117.20 1211.40 96807 Whole 2733.20 1653.37 126127 ---------------------------------------- ***** Relative Sunspot Numbers ***** ------------------------------------------ Region g f 10*g + f ------------------------------------------ North 3 10 40 South 3 26 56 Whole 6 36 96 ------------------------------------------ Center 1 12 22 Seeing 2