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IAU Minor Planet Center

Minor Planet Center

(18) Melpomene

Orbital Elements

The following orbital elements are taken from MPO 53552
   (18) Melpomene
Epoch 2007 Apr. 10.0 TT = JDT 2454200.5                 Goffin
M 100.33557              (2000.0)            P               Q
n   0.28343224     Peri.  227.97308     +0.94260570     -0.32251211
a   2.2952846      Node   150.53160     +0.33389916     +0.90853582
e   0.2187261      Incl.   10.12591     +0.00241859     +0.26560986
P   3.48           H    6.51          G   0.25           U   0
From 4910 observations at 95 oppositions, 1852-2003, mean residual 0".55.
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 01 01    08 33.31   +08 51.2    1.342    2.249   150.2    12.5     9.6
2007 01 06    08 28.99   +09 19.8    1.328    2.262   156.1    10.2     9.5
2007 01 11    08 24.19   +09 53.1    1.319    2.275   161.9     7.7     9.4
2007 01 16    08 19.04   +10 30.2    1.317    2.287   167.3     5.4     9.3
2007 01 21    08 13.72   +11 10.4    1.322    2.299   171.1     3.8     9.2
2007 01 26    08 08.44   +11 52.5    1.334    2.312   171.0     3.8     9.3
2007 01 31    08 03.37   +12 35.4    1.353    2.324   167.2     5.4     9.4
2007 02 05    07 58.68   +13 18.2    1.379    2.336   161.9     7.5     9.5
2007 02 10    07 54.52   +14 00.0    1.411    2.348   156.2     9.7     9.7
2007 02 15    07 50.99   +14 40.1    1.450    2.360   150.5    11.9     9.8
2007 02 20    07 48.19   +15 17.9    1.494    2.372   144.9    13.9    10.0
2007 02 25    07 46.17   +15 52.9    1.544    2.384   139.4    15.7    10.1
2007 03 02    07 44.95   +16 24.9    1.598    2.396   134.1    17.3    10.2
2007 03 07    07 44.54   +16 53.6    1.657    2.407   128.9    18.7    10.4
2007 03 12    07 44.90   +17 19.1    1.719    2.419   124.0    19.9    10.5
2007 03 17    07 46.00   +17 41.3    1.784    2.430   119.2    20.9    10.6
2007 03 22    07 47.82   +18 00.3    1.852    2.442   114.6    21.8    10.7
2007 03 27    07 50.29   +18 16.0    1.922    2.453   110.2    22.4    10.8
2007 04 01    07 53.38   +18 28.6    1.994    2.464   106.0    22.9    10.9
2007 04 06    07 57.01   +18 38.1    2.067    2.474   101.9    23.3    11.0
2007 04 11    08 01.15   +18 44.7    2.141    2.485    97.9    23.5    11.1
2007 04 16    08 05.75   +18 48.3    2.215    2.496    94.1    23.6    11.2
2007 04 21    08 10.76   +18 49.2    2.290    2.506    90.3    23.6    11.3

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