19 Sep 1998, 02:09:29 (UT) P=+24.68, B0=+7.13, L0=75.65, radius=956.8" obs radius = 856.0 (pixel), RMS=82.70 10^-4 I_c ***** Observed Sunspot Parameters ***** --------------------------------------------------------------- 10^-6 hemisphere -10^-2 I_c No. position cos(t) ap_area co_area darkness --------------------------------------------------------------- 1: S40.41 E14.52, 0.650, 6.95, 5.34, 103 2: S39.24 E14.14, 0.666, 6.08, 4.56, 98 3: S38.89 E12.11, 0.677, 8.68, 6.41, 117 4: S29.61 E25.96, 0.714, 23.46, 16.42, 520 5: S29.44 E25.00, 0.722, 3.04, 2.10, 40 6: S28.57 E20.51, 0.756, 7.82, 5.16, 123 7: S29.07 E18.49, 0.762, 80.37, 52.73, 2783 8: S15.78 E28.23, 0.807, 37.36, 23.13, 893 9: S16.42 E27.27, 0.810, 1.73, 1.07, 22 10: S16.77 E24.44, 0.829, 109.48, 66.03, 4473 11: S20.80 W10.88, 0.866, 96.45, 55.63, 3084 12: S21.30 W18.04, 0.833, 146.41, 87.78, 5438 13: N17.03 E61.82, 0.484, 82.11, 84.77, 1568 14: N19.03 E61.63, 0.486, 482.68, 496.45, 19252 15: N31.29 E54.92, 0.551, 113.82, 103.14, 3936 16: N13.53 W7.292, 0.985, 15.20, 7.71, 238 * 17: N15.43 W21.10, 0.925, 1.73, 0.93, 23 * 18: N24.13 W19.22, 0.905, 0.86, 0.47, 11 19: N19.16 W45.15, 0.701, 1.73, 1.23, 22 20: N20.14 W47.43, 0.672, 2.17, 1.61, 31 21: N20.24 W48.04, 0.665, 11.73, 8.81, 246 Umbra only 22: S29.07 E18.52, 0.761, 13.46, 8.83, 893 23: S16.76 E24.41, 0.829, 26.50, 15.97, 2094 24: S20.74 W10.70, 0.867, 8.68, 5.00, 590 25: S21.29 W18.09, 0.833, 24.76, 14.85, 1880 26: N18.89 E61.63, 0.486, 100.36, 103.19, 7985 27: N31.29 E54.91, 0.551, 17.37, 15.74, 1209 --------------------------------------------------------------- * = False spots ---------------------------------------- 10^-6 hemisphere -10^-2 I_c Region ap_area co_area darkness North 709.47 703.74 25293 South 527.87 326.42 17694 Whole 1237.35 1030.17 42987 ---------------------------------------- ***** Relative Sunspot Numbers ***** ------------------------------------------ Region g f 10*g + f ------------------------------------------ North 4 9 49 South 4 16 56 Whole 8 25 105 ------------------------------------------ Center -1 -1 -11 Seeing -1