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IAU Minor Planet Center

Minor Planet Center

(346) Hermentaria

Orbital Elements

The following orbital elements are taken from MPO135421
   (346) Hermentaria
Epoch 2008 Nov. 30.0 TT = JDT 2454800.5                 MPC
M 320.64680              (2000.0)            P               Q
n   0.21074490     Peri.  290.05981     +0.91491997     -0.37385060
a   2.7966063      Node    92.14065     +0.40319269     +0.82882707
e   0.0998984      Incl.    8.75914     +0.01889722     +0.41627084
P   4.68           H    7.13          G   0.15           U   0
From 648 observations at 50 oppositions, 1892-2008, mean residual 0".59.
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 object (and others) can be generated using the MPES.

Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
 
2009 09 18    04 47.57   +15 13.5    2.126    2.542   102.6    22.7    11.9
2009 09 23    04 50.66   +15 17.0    2.068    2.544   106.7    22.2    11.8
2009 09 28    04 53.14   +15 19.8    2.011    2.547   110.9    21.6    11.7
2009 10 03    04 55.00   +15 21.8    1.955    2.549   115.4    20.8    11.6
2009 10 08    04 56.18   +15 23.3    1.902    2.552   119.9    19.8    11.6
2009 10 13    04 56.65   +15 24.4    1.851    2.555   124.7    18.7    11.5
2009 10 18    04 56.39   +15 25.4    1.804    2.558   129.7    17.4    11.4
2009 10 23    04 55.39   +15 26.3    1.760    2.561   134.8    16.0    11.3
2009 10 28    04 53.64   +15 27.4    1.721    2.564   140.1    14.4    11.2
2009 11 02    04 51.19   +15 28.7    1.686    2.567   145.6    12.6    11.1
2009 11 07    04 48.07   +15 30.5    1.657    2.570   151.2    10.7    11.0
2009 11 12    04 44.36   +15 32.9    1.633    2.573   157.0     8.7    10.8
2009 11 17    04 40.13   +15 35.9    1.616    2.577   162.7     6.5    10.7
2009 11 22    04 35.53   +15 39.7    1.605    2.580   168.3     4.5    10.6
2009 11 27    04 30.69   +15 44.4    1.602    2.584   172.9     2.7    10.5
2009 12 02    04 25.76   +15 50.1    1.605    2.588   173.7     2.4    10.5
2009 12 07    04 20.90   +15 57.0    1.616    2.591   169.7     3.9    10.6
2009 12 12    04 16.26   +16 05.2    1.634    2.595   164.3     5.9    10.7
2009 12 17    04 11.97   +16 14.8    1.658    2.599   158.5     8.0    10.9
2009 12 22    04 08.16   +16 25.8    1.689    2.603   152.7    10.0    11.0
2009 12 27    04 04.93   +16 38.5    1.726    2.607   147.0    11.8    11.1

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