EMPC
Ephemerides of Minor Planets and Comets
Version 96/03/10
(c) 1991-1996 Oliver Montenbruck
Comet elements from file C:\APC\MONTEBR3\HBSEP96.ELM
Name/number C/1995 O1 (Hale-Bopp)
Reference Don Yeomans (13 Sept. 1996)
Epoch 1997/ 3/13.000000
Perihelion passage time 1997/ 4/ 1.139850
Perihelion distance 0.9140845
Eccentricity (e) 0.9950737
Argument of perihelion 130.592690 deg
Longitude of ascending node 282.470710 deg
Inclination (i) 89.429830 deg
Reference equinox J2000
Nongravitational parameters None
Coma brightness (H,K,G) -1.30 10.00 0.000 mag
Nucleus brightness (H,K,G) 13.00 5.00 0.035 mag
Coordinate type:
Astrometric J2000 coordinates
Perturbing planets:
Mercury Venus Earth Mars Jupiter Saturn Uranus Neptune Pluto
Observatory:
809 European Southern Observatory, La Silla
Orbital elements at intermediate 40d standard epochs (J2000.0):
Epoch Perihelion q e omega Omega i
AU deg deg deg
1997/ 2/ 1 4/ 1.13977 0.9140889 0.9950655 130.59229 282.47074 89.42986
1996/12/23 4/ 1.13881 0.9141113 0.9950808 130.59031 282.47111 89.43020
1996/11/13 4/ 1.13612 0.9141664 0.9951232 130.58588 282.47169 89.43113
1996/10/ 4 4/ 1.12997 0.9142763 0.9952008 130.57775 282.47239 89.43278
Ephemeris:
Date ET Ra Dec Delta R Magnitude PM(RA) PM(Dec) El. Ph. Tail Moon l(II)b
yyyy/mm/dd hh:mm:ss h m s o ' " AU AU coma nuc. "/h "/h o o o o o o
1996/ 9/13 0: 0: 0 17 32 40.98 -5 53 14.8 2.890 3.097 5.9 18.4 -14.62 7.83 92 19 94 92 18 15
1996/ 9/13 12: 0: 0 17 32 30.05 -5 51 42.2 2.892 3.091 5.9 18.4 -12.84 7.86 92 19 93 86 18 15
1996/ 9/14 0: 0: 0 17 32 19.25 -5 50 6.9 2.895 3.085 5.9 18.4 -13.71 7.75 91 19 93 80 18 15
1996/ 9/14 12: 0: 0 17 32 9.05 -5 48 35.2 2.898 3.079 5.9 18.4 -11.95 7.79 91 19 93 74 18 15
1996/ 9/15 0: 0: 0 17 31 58.97 -5 47 0.8 2.901 3.074 5.9 18.4 -12.82 7.68 90 19 93 68 18 15
1996/ 9/15 12: 0: 0 17 31 49.49 -5 45 30.0 2.904 3.068 5.9 18.4 -11.07 7.72 90 19 93 62 18 15
1996/ 9/16 0: 0: 0 17 31 40.12 -5 43 56.5 2.906 3.062 5.9 18.4 -11.93 7.60 89 19 93 56 18 15
1996/ 9/16 12: 0: 0 17 31 31.36 -5 42 26.5 2.909 3.056 5.9 18.4 -10.20 7.66 89 19 93 49 18 15
1996/ 9/17 0: 0: 0 17 31 22.69 -5 40 53.7 2.912 3.050 5.9 18.4 -11.04 7.53 88 19 92 43 18 15
1996/ 9/17 12: 0: 0 17 31 14.63 -5 39 24.5 2.915 3.045 5.9 18.4 -9.33 7.60 88 19 92 37 18 15
1996/ 9/18 0: 0: 0 17 31 6.66 -5 37 52.5 2.918 3.039 5.9 18.4 -10.17 7.47 87 19 92 31 18 15
1996/ 9/18 12: 0: 0 17 30 59.31 -5 36 24.0 2.920 3.033 5.8 18.4 -6.66 8.44 87 19 92 25 18 15
1996/ 9/19 0: 0: 0 17 30 52.04 -5 34 52.7 2.923 3.027 5.8 18.4 -9.29 7.41 86 19 92 20 18 15
1996/ 9/19 12: 0: 0 17 30 45.39 -5 33 24.8 2.926 3.021 5.8 18.4 -7.61 7.50 86 19 92 15 18 15
1996/ 9/20 0: 0: 0 17 30 38.80 -5 31 54.1 2.929 3.016 5.8 18.4 -8.42 7.36 85 19 92 13 18 15
1996/ 9/20 12: 0: 0 17 30 32.85 -5 30 26.7 2.931 3.010 5.8 18.4 -6.76 7.46 85 19 91 14 18 15
1996/ 9/21 0: 0: 0 17 30 26.94 -5 28 56.6 2.934 3.004 5.8 18.4 -7.57 7.31 84 19 91 18 18 15
1996/ 9/21 12: 0: 0 17 30 21.68 -5 27 29.8 2.937 2.998 5.8 18.4 -5.92 7.42 84 19 91 23 18 15
1996/ 9/22 0: 0: 0 17 30 16.45 -5 26 0.2 2.939 2.992 5.8 18.4 -6.71 7.27 83 19 91 29 18 15
1996/ 9/22 12: 0: 0 17 30 11.87 -5 24 33.8 2.942 2.986 5.8 18.4 -5.08 7.38 83 19 91 36 18 15
1996/ 9/23 0: 0: 0 17 30 7.31 -5 23 4.7 2.945 2.981 5.8 18.4 -5.87 7.23 82 19 91 43 18 15
1996/ 9/23 12: 0: 0 17 30 3.41 -5 21 38.7 2.947 2.975 5.8 18.4 -4.26 7.35 82 19 90 50 18 15
1996/ 9/24 0: 0: 0 17 29 59.50 -5 20 9.9 2.950 2.969 5.8 18.4 -5.03 7.19 81 20 90 57 18 15
1996/ 9/24 12: 0: 0 17 29 56.27 -5 18 44.4 2.952 2.963 5.8 18.4 -3.44 7.33 81 20 90 64 18 15
1996/ 9/25 0: 0: 0 17 29 53.03 -5 17 15.9 2.955 2.957 5.8 18.4 -4.20 7.16 80 20 90 71 19 15
1996/ 9/25 12: 0: 0 17 29 50.46 -5 15 50.6 2.957 2.951 5.8 18.4 -2.62 7.31 80 20 90 78 19 15
1996/ 9/26 0: 0: 0 17 29 47.87 -5 14 22.5 2.960 2.945 5.7 18.4 -3.38 7.14 79 20 90 86 19 16
1996/ 9/26 12: 0: 0 17 29 45.97 -5 12 57.5 2.963 2.940 5.7 18.4 -1.82 7.29 79 20 90 93 19 16
1996/ 9/27 0: 0: 0 17 29 44.02 -5 11 29.5 2.965 2.934 5.7 18.4 -2.57 7.12 78 20 89 100 19 16
1996/ 9/27 12: 0: 0 17 29 42.77 -5 10 4.7 2.967 2.928 5.7 18.4 -1.02 7.28 78 20 89 107 19 16
1996/ 9/28 0: 0: 0 17 29 41.46 -5 8 36.9 2.970 2.922 5.7 18.4 -1.76 7.10 78 20 89 114 19 16
1996/ 9/28 12: 0: 0 17 29 40.86 -5 7 12.2 2.972 2.916 5.7 18.4 -0.23 7.27 77 20 89 121 19 16
1996/ 9/29 0: 0: 0 17 29 40.18 -5 5 44.6 2.975 2.910 5.7 18.4 -0.95 7.09 77 20 89 127 19 16
1996/ 9/29 12: 0: 0 17 29 40.22 -5 4 19.9 2.977 2.904 5.7 18.4 0.55 7.27 76 20 89 134 19 16
1996/ 9/30 0: 0: 0 17 29 40.18 -5 2 52.3 2.979 2.899 5.7 18.4 -0.16 7.08 76 20 88 140 19 16
1996/ 9/30 12: 0: 0 17 29 40.86 -5 1 27.7 2.982 2.893 5.7 18.4 1.33 7.27 75 20 88 147 19 16
1996/10/ 1 0: 0: 0 17 29 41.44 -5 0 0.1 2.984 2.887 5.7 18.4 0.63 7.08 75 20 88 152 19 16
1996/10/ 1 12: 0: 0 17 29 42.75 -4 58 35.4 2.986 2.881 5.7 18.4 2.10 7.28 74 20 88 158 19 16
1996/10/ 2 0: 0: 0 17 29 43.95 -4 57 7.8 2.988 2.875 5.7 18.4 1.42 7.08 74 20 88 162 19 16
1996/10/ 2 12: 0: 0 17 29 45.88 -4 55 43.0 2.991 2.869 5.7 18.4 2.87 7.29 73 20 87 166 19 16
1996/10/ 3 0: 0: 0 17 29 47.71 -4 54 15.2 2.993 2.863 5.6 18.3 2.20 7.09 73 20 87 167 19 16
1996/10/ 3 12: 0: 0 17 29 50.26 -4 52 50.2 2.995 2.857 5.6 18.3 3.63 7.31 72 20 87 165 19 16
1996/10/ 4 0: 0: 0 17 29 52.69 -4 51 22.3 2.997 2.851 5.6 18.3 2.97 7.11 72 19 87 162 19 16
1996/10/ 4 12: 0: 0 17 29 55.86 -4 49 57.1 2.999 2.845 5.6 18.3 4.38 7.33 72 19 87 157 19 16
1996/10/ 5 0: 0: 0 17 29 58.90 -4 48 28.9 3.001 2.840 5.6 18.3 3.73 7.13 71 19 87 152 19 16
1996/10/ 5 12: 0: 0 17 30 2.68 -4 47 3.4 3.003 2.834 5.6 18.3 5.13 7.36 71 19 86 147 19 16
1996/10/ 6 0: 0: 0 17 30 6.32 -4 45 34.9 3.005 2.828 5.6 18.3 4.49 7.15 70 19 86 141 19 16
1996/10/ 6 12: 0: 0 17 30 10.71 -4 44 9.0 3.007 2.822 5.6 18.3 5.87 7.40 70 19 86 136 19 16
1996/10/ 7 0: 0: 0 17 30 14.94 -4 42 40.2 3.009 2.816 5.6 18.3 5.25 7.18 69 19 86 130 19 16
1996/10/ 7 12: 0: 0 17 30 19.93 -4 41 13.9 3.011 2.810 5.6 18.3 6.61 7.44 69 19 86 124 19 16
1996/10/ 8 0: 0: 0 17 30 24.76 -4 39 44.6 3.013 2.804 5.6 18.3 6.00 7.21 68 19 85 119 19 16
1996/10/ 8 12: 0: 0 17 30 30.34 -4 38 17.8 3.015 2.798 5.6 18.3 7.33 7.48 68 19 85 113 19 16
1996/10/ 9 0: 0: 0 17 30 35.75 -4 36 48.1 3.016 2.792 5.6 18.3 6.74 7.26 68 19 85 107 19 16
1996/10/ 9 12: 0: 0 17 30 41.93 -4 35 20.7 3.018 2.786 5.5 18.3 8.06 7.53 67 19 85 101 19 16
1996/10/10 0: 0: 0 17 30 47.92 -4 33 50.4 3.020 2.780 5.5 18.3 7.47 7.30 67 19 85 95 19 16
1996/10/10 12: 0: 0 17 30 54.68 -4 32 22.4 3.022 2.774 5.5 18.3 8.77 7.59 66 19 84 89 19 16
1996/10/11 0: 0: 0 17 31 1.25 -4 30 51.4 3.023 2.768 5.5 18.3 8.20 7.35 66 19 84 83 19 16
1996/10/11 12: 0: 0 17 31 8.58 -4 29 22.7 3.025 2.762 5.5 18.3 9.48 7.65 65 19 84 77 19 16
1996/10/12 0: 0: 0 17 31 15.72 -4 27 51.1 3.026 2.756 5.5 18.3 8.92 7.41 65 19 84 71 19 16
1996/10/12 12: 0: 0 17 31 23.63 -4 26 21.6 3.028 2.750 5.5 18.3 10.18 7.71 65 19 84 65 19 16
1996/10/13 0: 0: 0 17 31 31.33 -4 24 49.2 3.029 2.745 5.5 18.3 9.63 7.47 64 19 83 59 19 16
1996/10/13 12: 0: 0 17 31 39.81 -4 (
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