28 Apr 2026, 00:15:46 (UT) P=-24.61, B0=-4.49, L0=197.0, radius=954.8" obs radius = 854.6 (pixel), RMS=143.3 10^-4 I_c ***** Observed Sunspot Parameters ***** --------------------------------------------------------------------- 10^-6 disk 10^-6 hemis. -10^-2 I_c Group No. position cos(t) ap_area co_area darkness id --------------------------------------------------------------------- 1: S11.82 W17.24, 0.947, 47.50, 25.05, 2108 2 2: S11.81 W16.43, 0.951, 2.61, 1.37, 66 2 3: S11.32 W16.21, 0.954, 9.15, 4.79, 377 2 4: S30.45 E39.61, 0.701, 13.07, 9.31, 379 7 5: S24.00 E26.14, 0.849, 28.33, 16.67, 1119 5 6: S24.03 E28.59, 0.831, 17.43, 10.48, 664 5 7: S5.502 W13.25, 0.973, 30.07, 15.44, 1192 3 8: N16.15 W34.19, 0.770, 239.29, 155.33, 11582 1 9: N15.49 W31.00, 0.802, 100.24, 62.45, 4762 1 10: N17.63 W37.69, 0.728, 38.35, 26.34, 1519 1 11: N14.78 W29.00, 0.823, 0.87, 0.52, 21 1 12: N16.26 W30.23, 0.804, 29.63, 18.41, 1509 1 13: N16.72 W32.54, 0.782, 0.87, 0.55, 22 1 14: N15.88 W29.29, 0.814, 19.17, 11.76, 691 1 15: N16.08 W29.15, 0.814, 0.87, 0.53, 19 1 16: N16.28 W29.24, 0.812, 3.48, 2.14, 87 1 17: N15.54 W22.77, 0.864, 368.30, 212.99, 18218 1 18: N15.93 W27.67, 0.827, 8.28, 5.00, 236 1 19: N17.89 W32.50, 0.775, 2.17, 1.40, 53 1 20: N14.57 W24.43, 0.858, 1.74, 1.01, 49 1 21: N16.15 W25.57, 0.841, 4.79, 2.84, 126 1 22: N15.98 W25.13, 0.846, 5.23, 3.09, 179 1 23: N17.14 W24.08, 0.846, 0.87, 0.51, 19 1 24: N17.09 W22.54, 0.857, 5.66, 3.30, 162 1 25: N17.60 W22.51, 0.854, 6.97, 4.08, 207 1 26: N17.89 W22.77, 0.850, 1.30, 0.76, 27 1 27: N18.07 W22.68, 0.850, 0.87, 0.51, 20 1 28: N15.28 W0.259, 0.940, 6.10, 3.24, 215 4 29: N15.41 E1.694, 0.939, 115.50, 61.44, 5181 4 30: N15.64 W0.066, 0.938, 4.35, 2.32, 144 4 31: N16.41 E1.402, 0.933, 6.97, 3.73, 259 4 32: N15.90 E4.056, 0.934, 25.28, 13.52, 951 4 33: N5.008 E35.35, 0.803, 565.31, 351.93, 25393 6 34: N5.308 E31.11, 0.842, 111.14, 65.95, 5057 6 35: N2.999 E37.61, 0.784, 38.79, 24.72, 1589 6 36: N16.13 E4.608, 0.932, 0.87, 0.46, 22 4 37: N16.36 E4.356, 0.931, 1.30, 0.70, 33 4 38: N16.86 E4.639, 0.928, 2.61, 1.40, 72 4 39: N16.55 E5.848, 0.928, 3.05, 1.64, 82 4 40: N7.055 E28.36, 0.861, 6.10, 3.54, 186 6 41: N4.133 E36.92, 0.789, 1.30, 0.82, 31 6 42: N7.491 E28.34, 0.859, 0.87, 0.50, 20 6 43: N3.921 E40.57, 0.750, 24.84, 16.56, 846 6 44: N17.81 E5.528, 0.920, 3.48, 1.89, 91 4 45: N17.64 E6.099, 0.920, 6.53, 3.54, 205 4 46: N17.78 E6.818, 0.918, 37.04, 20.16, 1550 4 47: N18.12 E5.545, 0.918, 0.87, 0.47, 19 4 48: N17.52 E7.509, 0.918, 0.87, 0.47, 21 4 49: N18.22 E6.552, 0.916, 1.30, 0.71, 33 4 50: N5.762 E39.20, 0.760, 8.71, 5.72, 226 6 51: N18.11 E8.508, 0.912, 4.79, 2.62, 123 4 52: N19.50 E9.360, 0.901, 261.08, 144.88, 12336 4 53: N6.334 E39.12, 0.760, 3.05, 2.00, 103 6 54: N6.868 E37.35, 0.777, 0.87, 0.56, 20 6 55: N6.720 E38.50, 0.765, 15.69, 10.24, 469 6 56: N6.597 E38.98, 0.760, 2.17, 1.43, 47 6 Umbra only 57: N16.27 W34.46, 0.767, 6.97, 4.54, 733 1 58: N15.37 W23.04, 0.863, 1.30, 0.75, 135 1 59: N15.74 W23.18, 0.860, 9.58, 5.57, 1016 1 60: N15.84 W22.61, 0.863, 19.61, 11.35, 2132 1 61: N4.707 E34.58, 0.811, 27.02, 16.64, 2922 6 62: N19.65 E9.384, 0.899, 16.99, 9.44, 1892 4 --------------------------------------------------------------------- * = False spots ---------------------------------------- 10^-6 disk 10^-6 hemis. -10^-2 I_c Region ap_area co_area darkness North 2100.00 1260.92 94832 South 148.19 83.15 5905 Whole 2248.19 1344.08 100737 ---------------------------------------- ***** Observed Group Parameters ***** --------------------------------------------------------------------- No. position Carr.Lon. f center cos(t) ap_area co_area --------------------------------------------------------------------- 1: N16.23 W29.29, 226.28, 24, 0, 0.813, 839.04, 513.63 2: S11.63 W16.80, 213.79, 3, 1, 0.951, 59.28, 31.23 3: S5.503 W13.25, 210.24, 1, 1, 0.973, 30.07, 15.45 4: N17.48 E5.122, 191.87, 18, 1, 0.924, 482.07, 263.27 5: S24.02 E27.30, 169.69, 2, 0, 0.841, 45.77, 27.16 6: N5.166 E34.99, 162.00, 13, 0, 0.806, 778.89, 484.03 7: S30.46 E39.61, 157.38, 1, 0, 0.702, 13.08, 9.32 --------------------------------------------------------------------- ***** Relative Sunspot Numbers ***** ------------------------------------------ Region g f 10*g + f ------------------------------------------ North 3 55 85 South 4 7 47 Whole 7 62 132 ------------------------------------------ Center 3 22 52 Seeing 5