17 Feb 2023, 00:33:48 (UT) P=-17.95, B0=-6.89, L0=105.8, radius=972.8" obs radius = 868.2 (pixel), RMS=115.9 10^-4 I_c ***** Observed Sunspot Parameters ***** --------------------------------------------------------------- 10^-6 hemisphere -10^-2 I_c No. position cos(t) ap_area co_area darkness --------------------------------------------------------------- 1: S21.99 W43.69, 0.710, 8.86, 6.24, 177 2: S12.63 W31.87, 0.848, 443.38, 261.14, 27216 3: S9.296 W36.17, 0.810, 8.44, 5.21, 186 4: S8.268 W35.44, 0.817, 4.64, 2.84, 92 5: S14.08 W15.32, 0.957, 416.78, 217.55, 24934 6: S11.88 W17.07, 0.953, 3.37, 1.77, 63 7: N23.36 W58.44, 0.429, 127.10, 148.02, 4430 8: N10.32 W9.620, 0.941, 930.26, 494.06, 58156 9: N9.335 W4.792, 0.956, 1.26, 0.66, 23 10: N10.32 W2.320, 0.954, 415.51, 217.68, 16530 11: N12.23 W8.080, 0.935, 3.37, 1.80, 66 12: N12.16 W2.821, 0.943, 1.26, 0.67, 22 13: N23.90 E75.28, 0.181, 0.84, 2.32, 15 14: N26.72 E71.94, 0.220, 88.25, 199.76, 2308 Umbra only 15: S12.63 W31.92, 0.848, 103.03, 60.71, 12502 16: S14.10 W15.32, 0.957, 92.47, 48.27, 10883 17: N10.27 W9.757, 0.941, 237.73, 126.28, 28436 18: N9.952 W2.924, 0.955, 8.44, 4.41, 754 --------------------------------------------------------------- * = False spots ---------------------------------------- 10^-6 hemisphere -10^-2 I_c Region ap_area co_area darkness North 1567.89 1065.01 81550 South 885.50 494.76 52668 Whole 2453.40 1559.77 134218 ---------------------------------------- ***** Relative Sunspot Numbers ***** ------------------------------------------ Region g f 10*g + f ------------------------------------------ North 3 10 40 South 4 8 48 Whole 7 18 88 ------------------------------------------ Center 2 10 30 Seeing 2