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IAU Minor Planet Center

Minor Planet Center

C/1995 O1 (Hale-Bopp)

Orbital Elements

The following orbital elements are taken from MPC 61436:
C/1995 O1 (Hale-Bopp)
Epoch 1997 Mar. 13.0 TT = JDT 2450520.5
T 1997 Apr. 1.1365 TT                                   MPC
q   0.914165             (2000.0)            P               Q
z  +0.005325       Peri.  130.5874      -0.1331147      -0.1703063
 +/-0.000000       Node   282.4706      +0.2822710      +0.9378124
e   0.995132       Incl.   89.4300      +0.9500545      -0.3024958
From 2817 observations 1995 July 24-2007 Oct. 22, mean residual 0".9.
Elements are also available for the current standard epoch:
C/1995 O1 (Hale-Bopp)
Epoch 2009 June 18.0 TT = JDT 2455000.5
T 1997 Mar. 31.2137 TT                                  MPC
q   0.912001             (2000.0)            P               Q
z  +0.005531       Peri.  130.5960      -0.1353593      -0.1778886
 +/-0.000000       Node   282.8944      +0.2820272      +0.9361375
e   0.994955       Incl.   89.2373      +0.9498097      -0.3033188
An explanation of the orbital elements is available.

These orbital elements are also available in forms suitable for loading into a number of popular planetarium-type software programs.


Ephemeris

The following ephemeris is at intervals of five days. A daily ephemeris covering the same time interval is also available.

Personalized ephemerides for this (and other) objects may be generated using the Minor Planet & Comet Ephemeris Service.

Recent magnitude estimates for this comet (as reported to the ICQ) may be available.

Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase   m1    m2
2009 06 08    03 13.64   -83 27.1   28.079   28.393   107.0     2.0  19.8
2009 06 13    03 18.59   -83 32.7   28.090   28.414   107.7     2.0  19.8
2009 06 18    03 23.43   -83 38.8   28.102   28.436   108.2     1.9  19.8
2009 06 23    03 28.15   -83 45.4   28.117   28.457   108.6     1.9  19.8
2009 06 28    03 32.72   -83 52.6   28.135   28.479   108.8     1.9  19.8
2009 07 03    03 37.11   -84 00.2   28.155   28.500   108.9     1.9  19.8
2009 07 08    03 41.30   -84 08.2   28.178   28.522   108.8     1.9  19.8
2009 07 13    03 45.27   -84 16.7   28.203   28.543   108.6     1.9  19.8
2009 07 18    03 48.97   -84 25.5   28.231   28.565   108.2     1.9  19.8
2009 07 23    03 52.37   -84 34.6   28.261   28.586   107.7     1.9  19.8
2009 07 28    03 55.42   -84 44.1   28.294   28.608   107.0     1.9  19.8
2009 08 02    03 58.08   -84 53.8   28.329   28.629   106.2     2.0  19.8
2009 08 07    04 00.30   -85 03.7   28.366   28.650   105.3     2.0  19.8
2009 08 12    04 02.02   -85 13.8   28.405   28.672   104.3     2.0  19.8
2009 08 17    04 03.17   -85 24.0   28.447   28.693   103.1     2.0  19.8
2009 08 22    04 03.67   -85 34.2   28.490   28.715   101.8     2.0  19.9
2009 08 27    04 03.44   -85 44.4   28.535   28.736   100.5     2.0  19.9
2009 09 01    04 02.40   -85 54.5   28.582   28.757    99.0     2.0  19.9
2009 09 06    04 00.45   -86 04.5   28.630   28.779    97.5     2.0  19.9
2009 09 11    03 57.48   -86 14.1   28.679   28.800    95.9     2.0  19.9
2009 09 16    03 53.41   -86 23.4   28.729   28.822    94.3     2.0  19.9
2009 09 21    03 48.12   -86 32.2   28.780   28.843    92.6     2.0  19.9
2009 09 26    03 41.54   -86 40.4   28.832   28.864    90.9     2.0  19.9
2009 10 01    03 33.62   -86 47.8   28.884   28.886    89.1     2.0  19.9
2009 10 06    03 24.36   -86 54.3   28.936   28.907    87.4     2.0  19.9
2009 10 11    03 13.83   -86 59.7   28.988   28.928    85.6     2.0  19.9
2009 10 16    03 02.14   -87 04.0   29.039   28.950    83.9     2.0  19.9
2009 10 21    02 49.52   -87 07.0   29.090   28.971    82.1     2.0  19.9
2009 10 26    02 36.27   -87 08.5   29.140   28.992    80.5     1.9  19.9
2009 10 31    02 22.78   -87 08.7   29.190   29.013    78.8     1.9  20.0
2009 11 05    02 09.42   -87 07.3   29.238   29.035    77.2     1.9  20.0
2009 11 10    01 56.55   -87 04.6   29.284   29.056    75.7     1.9  20.0
2009 11 15    01 44.51   -87 00.5   29.329   29.077    74.3     1.9  20.0
2009 11 20    01 33.54   -86 55.2   29.372   29.098    73.0     1.9  20.0
2009 11 25    01 23.80   -86 48.8   29.414   29.120    71.8     1.8  20.0
2009 11 30    01 15.37   -86 41.5   29.453   29.141    70.7     1.8  20.0
2009 12 05    01 08.27   -86 33.4   29.489   29.162    69.7     1.8  20.0
2009 12 10    01 02.44   -86 24.6   29.524   29.183    68.9     1.8  20.0
2009 12 15    00 57.81   -86 15.4   29.556   29.205    68.2     1.8  20.0
2009 12 20    00 54.31   -86 05.8   29.585   29.226    67.7     1.8  20.0
2009 12 25    00 51.84   -85 55.9   29.612   29.247    67.3     1.8  20.0
2009 12 30    00 50.29   -85 45.8   29.636   29.268    67.2     1.8  20.0
2010 01 04    00 49.56   -85 35.7   29.657   29.289    67.1     1.8  20.0
2010 01 09    00 49.56   -85 25.6   29.676   29.311    67.3     1.8  20.0
2010 01 14    00 50.22   -85 15.5   29.692   29.332    67.6     1.8  20.0
2010 01 19    00 51.47   -85 05.7   29.705   29.353    68.1     1.8  20.0
2010 01 24    00 53.23   -84 56.0   29.716   29.374    68.8     1.8  20.0
2010 01 29    00 55.44   -84 46.7   29.724   29.395    69.6     1.8  20.0
2010 02 03    00 58.06   -84 37.7   29.729   29.416    70.6     1.8  20.1
2010 02 08    01 01.03   -84 29.0   29.733   29.437    71.7     1.8  20.1
2010 02 13    01 04.32   -84 20.7   29.734   29.459    72.9     1.8  20.1
2010 02 18    01 07.88   -84 13.0   29.733   29.480    74.2     1.8  20.1
2010 02 23    01 11.70   -84 05.7   29.731   29.501    75.6     1.9  20.1
2010 02 28    01 15.73   -83 58.9   29.726   29.522    77.1     1.9  20.1
2010 03 05    01 19.95   -83 52.6   29.721   29.543    78.7     1.9  20.1
2010 03 10    01 24.35   -83 46.9   29.713   29.564    80.4     1.9  20.1
2010 03 15    01 28.89   -83 41.9   29.705   29.585    82.1     1.9  20.1
2010 03 20    01 33.56   -83 37.4   29.696   29.606    83.8     1.9  20.1
2010 03 25    01 38.35   -83 33.5   29.687   29.627    85.6     1.9  20.1
2010 03 30    01 43.23   -83 30.3   29.677   29.648    87.4     1.9  20.1
2010 04 04    01 48.19   -83 27.7   29.667   29.669    89.2     1.9  20.1
2010 04 09    01 53.22   -83 25.7   29.657   29.690    90.9     1.9  20.1
2010 04 14    01 58.31   -83 24.4   29.647   29.711    92.7     1.9  20.1
2010 04 19    02 03.43   -83 23.7   29.638   29.732    94.4     1.9  20.1
2010 04 24    02 08.59   -83 23.7   29.630   29.753    96.1     1.9  20.1
2010 04 29    02 13.77   -83 24.3   29.622   29.774    97.7     1.9  20.1
2010 05 04    02 18.94   -83 25.6   29.616   29.795    99.3     1.9  20.1
2010 05 09    02 24.12   -83 27.5   29.611   29.816   100.8     1.9  20.1
2010 05 14    02 29.27   -83 30.0   29.608   29.837   102.2     1.9  20.1
2010 05 19    02 34.40   -83 33.2   29.606   29.858   103.5     1.9  20.1
2010 05 24    02 39.47   -83 36.9   29.606   29.879   104.7     1.9  20.1
2010 05 29    02 44.48   -83 41.2   29.609   29.900   105.8     1.9  20.1
2010 06 03    02 49.42   -83 46.0   29.613   29.921   106.7     1.9  20.1
2010 06 08    02 54.26   -83 51.4   29.620   29.942   107.6     1.9  20.1
2010 06 13    02 59.00   -83 57.3   29.629   29.963   108.3     1.8  20.1
2010 06 18    03 03.60   -84 03.7   29.641   29.984   108.8     1.8  20.1
2010 06 23    03 08.04   -84 10.6   29.655   30.005   109.2     1.8  20.1
2010 06 28    03 12.30   -84 17.9   29.672   30.026   109.5     1.8  20.1
2010 07 03    03 16.37   -84 25.7   29.691   30.046   109.6     1.8  20.1
2010 07 08    03 20.19   -84 33.8   29.713   30.067   109.5     1.8  20.1
2010 07 13    03 23.75   -84 42.2   29.738   30.088   109.3     1.8  20.2

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