2026-04-28 00:49:50UT (2026-04-28 09:49:50JST) Solar Science Observatory NAOJ P=-24.62, B0=-4.49, L0=196.63, radius=952.9" obs radius= 943.4 (pixel), p_thresh=-0.085, u_thresh=-0.305 ***** Observed Sunspot Parameters ***** -------------------------------------------------------------------------- 10^-6 disk 10^-6 hemis. -10^-6 B_t Group No. p/u position cos(t) ap_area co_area darkness id -------------------------------------------------------------------------- 1: p S11.78 W17.57, 0.946, 32.55, 17.20, 5.92 2 2: p S11.78 W16.82, 0.950, 2.50, 1.32, 0.34 2 3: p S11.32 W16.55, 0.952, 8.58, 4.51, 1.54 2 4: p S30.44 E39.26, 0.705, 12.88, 9.13, 1.79 7 5: p S23.95 E25.82, 0.852, 17.53, 10.29, 3.15 5 6: p S24.10 E28.38, 0.833, 20.39, 12.24, 3.98 5 7: p S05.54 W13.69, 0.972, 16.81, 8.65, 2.48 3 8: p S20.66 E26.37, 0.863, 1.79, 1.04, 0.21 5 9: pu N16.26 W34.58, 0.766, 259.30, 169.24, 58.30 1 10: pu N15.84 W31.09, 0.800, 146.28, 91.43, 32.36 1 11: pu N17.74 W37.98, 0.725, 29.69, 20.48, 5.04 1 12: p N14.97 W29.25, 0.820, 1.07, 0.65, 0.11 1 13: p N16.03 W29.48, 0.812, 26.47, 16.29, 4.15 1 14: pu N15.62 W23.04, 0.862, 350.50, 203.19, 79.68 1 15: p N16.09 W27.95, 0.824, 4.29, 2.60, 0.48 1 16: p N16.08 W25.44, 0.843, 4.29, 2.54, 0.56 1 17: p N16.32 W25.83, 0.839, 3.22, 1.92, 0.42 1 18: p N17.20 W24.35, 0.844, 3.22, 1.91, 0.37 1 19: p N17.35 W22.77, 0.854, 16.81, 9.84, 2.03 1 20: p N17.98 W23.05, 0.848, 3.58, 2.11, 0.37 1 21: p N15.33 W00.54, 0.941, 6.80, 3.61, 1.10 4 22: pu N15.44 E01.37, 0.940, 93.35, 49.66, 19.87 4 23: p N15.71 W00.38, 0.938, 5.36, 2.86, 0.88 4 24: p N15.15 E02.04, 0.941, 1.79, 0.95, 0.21 4 25: p N16.40 E01.07, 0.934, 6.08, 3.25, 0.97 4 26: p N15.97 E02.46, 0.936, 1.07, 0.57, 0.13 4 27: p N15.84 E03.72, 0.936, 26.82, 14.33, 4.41 4 28: pu N04.50 E34.12, 0.817, 256.08, 156.79, 58.33 6 29: pu N05.30 E30.77, 0.846, 116.24, 68.72, 24.89 6 30: pu N02.97 E37.21, 0.789, 38.98, 24.71, 7.84 6 31: p N16.29 E04.09, 0.933, 1.07, 0.58, 0.12 4 32: p N02.76 E37.88, 0.782, 1.43, 0.91, 0.16 6 33: pu N05.47 E35.99, 0.796, 312.95, 196.69, 58.98 6 34: p N07.04 E27.89, 0.865, 4.65, 2.69, 0.65 6 35: p N07.46 E27.87, 0.864, 1.43, 0.83, 0.17 6 36: p N03.57 E40.37, 0.753, 1.07, 0.71, 0.10 6 37: p N03.94 E40.33, 0.753, 15.38, 10.21, 2.68 6 38: pu N17.79 E06.36, 0.919, 40.06, 21.78, 8.19 4 39: p N04.09 E39.85, 0.758, 1.43, 0.94, 0.15 6 40: p N17.55 E07.12, 0.920, 1.43, 0.78, 0.16 4 41: p N18.09 E08.18, 0.914, 5.72, 3.13, 0.75 4 42: p N05.59 E38.95, 0.764, 2.15, 1.40, 0.27 6 43: p N05.83 E38.94, 0.763, 5.72, 3.75, 0.69 6 44: p N06.61 E36.66, 0.785, 1.07, 0.68, 0.10 6 45: pu N19.55 E08.98, 0.902, 273.61, 151.71, 61.33 4 46: p N06.29 E38.78, 0.764, 3.58, 2.34, 0.53 6 47: p N06.88 E36.93, 0.782, 2.50, 1.60, 0.30 6 48: p N06.71 E38.09, 0.770, 15.74, 10.22, 2.24 6 49: u 9 N16.29 W34.61, 0.766, 48.64, 31.77, 19.75 1 50: u 11 N17.73 W37.82, 0.726, 1.07, 0.74, 0.35 1 51: u 9 N16.56 W33.95, 0.770, 3.93, 2.55, 1.37 1 52: u 10 N15.62 W31.39, 0.799, 16.09, 10.08, 6.00 1 53: u 10 N16.20 W31.24, 0.797, 1.07, 0.67, 0.36 1 54: u 10 N16.33 W30.49, 0.802, 8.94, 5.57, 3.46 1 55: u 14 N15.78 W23.11, 0.861, 62.59, 36.34, 27.90 1 56: u 22 N15.29 E00.94, 0.941, 3.22, 1.71, 1.24 4 57: u 22 N15.62 E01.59, 0.939, 3.93, 2.10, 1.57 4 58: u 30 N02.83 E37.32, 0.788, 2.86, 1.82, 1.04 6 59: u 29 N05.48 E30.63, 0.846, 8.94, 5.28, 3.65 6 60: u 28 N04.66 E34.19, 0.816, 40.42, 24.78, 18.17 6 61: u 28 N04.72 E33.33, 0.824, 2.15, 1.30, 0.78 6 62: u 33 N05.45 E35.72, 0.798, 13.95, 8.74, 5.28 6 63: u 38 N17.82 E06.35, 0.919, 1.07, 0.58, 0.40 4 64: u 33 N05.84 E35.55, 0.799, 1.07, 0.67, 0.37 6 65: u 33 N06.03 E35.95, 0.794, 4.29, 2.70, 1.62 6 66: u 45 N19.68 E09.01, 0.901, 36.12, 20.05, 16.83 4 -------------------------------------------------------------------------- * = False spots ---------------------------------------- 10^-6 disk 10^-6 hemis. -10^-6 B_t Region ap_area co_area darkness North 2092.30 1258.65 440.10 South 113.02 64.36 19.41 Whole 2205.32 1323.01 459.50 ---------------------------------------- ***** Observed Group Parameters ***** --------------------------------------------------------------------- No. position Carr.Lon. f center cos(t) ap_area co_area --------------------------------------------------------------------- 1: N16.34 W29.87, 226.50, 19, 0, 0.808, 848.72, 522.21 2: S11.60 W17.11, 213.74, 3, 1, 0.949, 43.63, 23.02 3: S05.54 W13.69, 210.33, 1, 1, 0.972, 16.81, 8.65 4: N17.43 E04.72, 191.92, 16, 1, 0.924, 463.17, 253.23 5: S22.98 E27.08, 169.56, 3, 0, 0.848, 39.70, 23.56 6: N05.08 E34.65, 161.99, 23, 0, 0.810, 780.41, 483.21 7: S30.44 E39.26, 157.37, 1, 0, 0.705, 12.88, 9.13 --------------------------------------------------------------------- ***** Relative Sunspot Numbers ***** ------------------------------------------ Region g f 10*g + f ------------------------------------------ North 3 58 88 South 4 8 48 Whole 7 66 136 ------------------------------------------ Center 3 20 50 dark:pcg20260428_095117_00 flat:pcg20260425_133708_01