C/2006 HW51 (Siding Spring)

Orbital Elements

The following orbital elements are taken from MPC 59874:
C/2006 HW51 (Siding Spring)
Epoch 2006 Sept. 22.0 TT = JDT 2454000.5
T 2006 Sept. 29.3093 TT                                 MPC
q   2.265649             (2000.0)            P               Q
z  -0.001014       Peri.  359.9597      -0.6678374      +0.5185743
 +/-0.000005       Node   228.1277      -0.6826877      -0.7125638
e   1.002298       Incl.   45.8096      -0.2965311      +0.4725817
From 173 observations 2006 Apr. 23-2007 May 17, mean residual 0".4.
Elements are also available for the current standard epoch:
C/2006 HW51 (Siding Spring)
Epoch 2007 Apr. 10.0 TT = JDT 2454200.5
T 2006 Sept. 29.2430 TT                                 MPC
q   2.265426             (2000.0)            P               Q
z  -0.000874       Peri.  359.9373      -0.6680811      +0.5183151
 +/-0.000005       Node   228.1246      -0.6823753      -0.7128651
e   1.001981       Incl.   45.8066      -0.2967012      +0.4724116
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
2007 05 30    20 09.14   +31 53.9    3.097    3.488   104.3    16.4  18.9
2007 06 04    20 07.89   +32 55.0    3.099    3.527   106.7    16.0  18.9
2007 06 09    20 06.16   +33 50.8    3.104    3.566   109.0    15.6  19.0
2007 06 14    20 04.00   +34 41.1    3.111    3.605   111.2    15.2  19.0
2007 06 19    20 01.44   +35 25.2    3.121    3.644   113.2    14.8  19.1
2007 06 24    19 58.53   +36 02.9    3.135    3.683   115.1    14.5  19.1
2007 06 29    19 55.35   +36 33.7    3.151    3.723   116.8    14.1  19.2
2007 07 04    19 51.95   +36 57.7    3.171    3.762   118.4    13.8  19.3
2007 07 09    19 48.41   +37 14.5    3.195    3.802   119.7    13.4  19.3
2007 07 14    19 44.81   +37 24.3    3.222    3.842   120.7    13.1  19.4
2007 07 19    19 41.23   +37 27.2    3.252    3.882   121.5    12.9  19.5
2007 07 24    19 37.75   +37 23.3    3.287    3.921   122.1    12.7  19.5
2007 07 29    19 34.44   +37 13.0    3.325    3.961   122.3    12.5  19.6
2007 08 03    19 31.37   +36 56.9    3.367    4.001   122.3    12.4  19.7
2007 08 08    19 28.59   +36 35.3    3.413    4.042   121.9    12.3  19.7
2007 08 13    19 26.15   +36 08.9    3.462    4.082   121.3    12.2  19.8
2007 08 18    19 24.10   +35 38.3    3.516    4.122   120.4    12.2  19.9
2007 08 23    19 22.45   +35 04.0    3.573    4.162   119.3    12.2  20.0
2007 08 28    19 21.23   +34 26.9    3.634    4.203   117.9    12.3  20.0
2007 09 02    19 20.44   +33 47.5    3.698    4.243   116.3    12.3  20.1
2007 09 07    19 20.09   +33 06.4    3.765    4.283   114.6    12.4  20.2
2007 09 12    19 20.17   +32 24.1    3.836    4.324   112.6    12.4  20.3
2007 09 17    19 20.68   +31 41.3    3.910    4.364   110.5    12.5  20.4
2007 09 22    19 21.59   +30 58.4    3.986    4.405   108.2    12.5  20.4
2007 09 27    19 22.90   +30 15.9    4.066    4.445   105.8    12.5  20.5
2007 10 02    19 24.58   +29 34.2    4.147    4.485   103.4    12.5  20.6
2007 10 07    19 26.60   +28 53.6    4.231    4.526   100.8    12.5  20.7
2007 10 12    19 28.96   +28 14.5    4.316    4.566    98.2    12.5  20.8
2007 10 17    19 31.62   +27 37.1    4.404    4.607    95.5    12.4  20.9
2007 10 22    19 34.57   +27 01.7    4.492    4.647    92.7    12.4  20.9
2007 10 27    19 37.78   +26 28.5    4.582    4.688    89.9    12.2  21.0
2007 11 01    19 41.23   +25 57.6    4.673    4.728    87.1    12.1  21.1
2007 11 06    19 44.90   +25 29.1    4.764    4.769    84.3    11.9  21.2
2007 11 11    19 48.76   +25 03.2    4.855    4.809    81.5    11.7  21.3
2007 11 16    19 52.80   +24 39.9    4.947    4.849    78.6    11.5  21.3
2007 11 21    19 57.01   +24 19.4    5.038    4.890    75.8    11.3  21.4
2007 11 26    20 01.35   +24 01.5    5.128    4.930    72.9    11.0  21.5
2007 12 01    20 05.81   +23 46.3    5.218    4.970    70.1    10.8  21.6
2007 12 06    20 10.37   +23 33.9    5.307    5.011    67.4    10.5  21.6
2007 12 11    20 15.03   +23 24.2    5.394    5.051    64.6    10.1  21.7
2007 12 16    20 19.76   +23 17.2    5.480    5.091    61.9     9.8  21.8
2007 12 21    20 24.55   +23 12.8    5.564    5.131    59.3     9.5  21.8
2007 12 26    20 29.38   +23 11.1    5.645    5.171    56.7     9.1  21.9
2007 12 31    20 34.24   +23 11.8    5.725    5.212    54.2     8.8  22.0
2008 01 05    20 39.12   +23 15.1    5.802    5.252    51.9     8.5  22.0
2008 01 10    20 44.00   +23 20.7    5.876    5.292    49.6     8.1  22.1
2008 01 15    20 48.88   +23 28.7    5.947    5.332    47.5     7.8  22.1
2008 01 20    20 53.73   +23 39.0    6.015    5.372    45.5     7.5  22.2
2008 01 25    20 58.56   +23 51.4    6.080    5.412    43.8     7.2  22.3
2008 01 30    21 03.34   +24 05.8    6.141    5.452    42.2     7.0  22.3
2008 02 04    21 08.07   +24 22.3    6.199    5.491    40.9     6.7  22.4
2008 02 09    21 12.74   +24 40.6    6.253    5.531    39.8     6.6  22.4
2008 02 14    21 17.33   +25 00.8    6.303    5.571    39.0     6.4  22.5
2008 02 19    21 21.85   +25 22.6    6.349    5.611    38.6     6.3  22.5
2008 02 24    21 26.27   +25 46.0    6.392    5.650    38.4     6.2  22.5
2008 02 29    21 30.59   +26 10.9    6.431    5.690    38.6     6.2  22.6
2008 03 05    21 34.79   +26 37.3    6.465    5.730    39.1     6.3  22.6
2008 03 10    21 38.88   +27 04.9    6.496    5.769    39.9     6.3  22.7
2008 03 15    21 42.84   +27 33.7    6.523    5.809    41.0     6.4  22.7
2008 03 20    21 46.66   +28 03.6    6.545    5.848    42.4     6.6  22.7
2008 03 25    21 50.32   +28 34.4    6.564    5.888    44.0     6.8  22.8
2008 03 30    21 53.83   +29 06.1    6.579    5.927    45.8     6.9  22.8
2008 04 04    21 57.18   +29 38.6    6.591    5.966    47.9     7.1  22.9
2008 04 09    22 00.34   +30 11.7    6.599    6.005    50.1     7.3  22.9
2008 04 14    22 03.32   +30 45.3    6.603    6.045    52.5     7.6  22.9
2008 04 19    22 06.10   +31 19.3    6.604    6.084    55.0     7.8  22.9
2008 04 24    22 08.67   +31 53.5    6.603    6.123    57.6     8.0  23.0
2008 04 29    22 11.02   +32 27.9    6.598    6.162    60.3     8.2  23.0
2008 05 04    22 13.15   +33 02.2    6.590    6.201    63.2     8.3  23.0
2008 05 09    22 15.04   +33 36.4    6.580    6.240    66.1     8.5  23.0
2008 05 14    22 16.68   +34 10.3    6.568    6.279    69.1     8.6  23.1
2008 05 19    22 18.07   +34 43.7    6.554    6.318    72.1     8.8  23.1
2008 05 24    22 19.20   +35 16.4    6.539    6.356    75.2     8.9  23.1
2008 05 29    22 20.06   +35 48.4    6.521    6.395    78.4     8.9  23.1
2008 06 03    22 20.65   +36 19.3    6.503    6.434    81.6     9.0  23.2
2008 06 08    22 20.95   +36 49.0    6.484    6.472    84.8     9.0  23.2
2008 06 13    22 20.97   +37 17.3    6.465    6.511    88.1     9.0  23.2
2008 06 18    22 20.71   +37 43.9    6.446    6.550    91.4     8.9  23.2
2008 06 23    22 20.17   +38 08.7    6.427    6.588    94.6     8.8  23.2
2008 06 28    22 19.35   +38 31.5    6.409    6.626    97.9     8.7  23.2
2008 07 03    22 18.27   +38 52.1    6.392    6.665   101.2     8.6  23.3

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