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IAU Minor Planet Center

Minor Planet Center

(14) Irene

Orbital Elements

The following orbital elements are taken from MPO 595
   (14) Irene
Epoch 2007 Apr. 10.0 TT = JDT 2454200.5                 Goffin
M 203.77699              (2000.0)            P               Q
n   0.23709605     Peri.   96.33736     -0.98630412     +0.04738979
a   2.5853529      Node    86.45856     -0.10804085     -0.90936114
e   0.1679553      Incl.    9.10734     +0.12462488     -0.41329955
P   4.16           H    6.30          G   0.15           U   0
From 1765 observations at 84 oppositions, 1851-2000, mean residual 0".54.
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
 
2007 09 08    04 31.42   +15 26.8    2.561    2.853    96.3    20.6    11.6
2007 09 13    04 34.50   +15 31.3    2.488    2.846   100.4    20.4    11.6
2007 09 18    04 37.09   +15 34.6    2.415    2.840   104.6    20.0    11.5
2007 09 23    04 39.16   +15 37.0    2.344    2.833   108.9    19.6    11.4
2007 09 28    04 40.67   +15 38.5    2.274    2.826   113.4    19.0    11.3
2007 10 03    04 41.58   +15 39.2    2.206    2.819   118.1    18.3    11.2
2007 10 08    04 41.86   +15 39.1    2.142    2.812   122.9    17.4    11.1
2007 10 13    04 41.48   +15 38.5    2.080    2.805   127.9    16.3    11.0
2007 10 18    04 40.41   +15 37.4    2.022    2.798   133.0    15.1    10.9
2007 10 23    04 38.65   +15 35.9    1.968    2.791   138.4    13.7    10.8
2007 10 28    04 36.22   +15 34.1    1.919    2.784   143.9    12.2    10.7
2007 11 02    04 33.14   +15 32.2    1.875    2.776   149.5    10.5    10.5
2007 11 07    04 29.45   +15 30.3    1.837    2.768   155.2     8.6    10.4
2007 11 12    04 25.21   +15 28.6    1.806    2.761   161.1     6.7    10.3
2007 11 17    04 20.54   +15 27.1    1.781    2.753   166.8     4.7    10.2
2007 11 22    04 15.55   +15 26.1    1.764    2.745   172.0     2.9    10.0
2007 11 27    04 10.37   +15 25.9    1.754    2.737   174.4     2.0     9.9
2007 12 02    04 05.15   +15 26.5    1.751    2.729   171.2     3.2    10.0
2007 12 07    04 00.03   +15 28.3    1.755    2.721   165.8     5.1    10.1
2007 12 12    03 55.15   +15 31.5    1.767    2.713   159.9     7.2    10.2
2007 12 17    03 50.66   +15 36.3    1.786    2.705   154.0     9.2    10.3
2007 12 22    03 46.67   +15 42.9    1.811    2.697   148.1    11.1    10.4
2007 12 27    03 43.26   +15 51.4    1.842    2.688   142.3    12.9    10.5

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