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IAU Minor Planet Center

Minor Planet Center

(40) Harmonia

Orbital Elements

The following orbital elements are taken from MPC 31001:
   (40) Harmonia
Epoch 2001 Apr. 1.0 TT = JDT 2452000.5                  Goffin
M   2.55316              (2000.0)            P               Q
n   0.28877821     Peri.  269.33337     +0.99521792     -0.06374913
a   2.2668691      Node    94.31983     +0.08778970     +0.91595901
e   0.0459732      Incl.    4.25640     -0.04282819     +0.39617565
P   3.41           H    7.0           G   0.15           U   0
From 3339 observations at 81 oppositions, 1856-1996, mean residual 0".52.
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.

Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
 
2001 09 28    05 58.08   +20 48.5    1.878    2.210    95.4    26.8    11.3
2001 10 03    06 03.24   +20 50.4    1.821    2.212    99.1    26.5    11.2
2001 10 08    06 07.80   +20 52.0    1.765    2.214   102.9    26.1    11.1
2001 10 13    06 11.73   +20 53.7    1.710    2.217   106.9    25.5    11.1
2001 10 18    06 14.96   +20 55.6    1.656    2.219   111.1    24.8    11.0
2001 10 23    06 17.44   +20 58.0    1.603    2.221   115.5    23.8    10.9
2001 10 28    06 19.12   +21 01.1    1.552    2.224   120.1    22.7    10.8
2001 11 02    06 19.95   +21 05.2    1.504    2.226   124.9    21.4    10.7
2001 11 07    06 19.89   +21 10.4    1.459    2.229   129.9    19.9    10.6
2001 11 12    06 18.92   +21 16.8    1.417    2.231   135.2    18.2    10.4
2001 11 17    06 17.02   +21 24.2    1.379    2.234   140.7    16.3    10.3
2001 11 22    06 14.21   +21 32.8    1.346    2.236   146.4    14.2    10.2
2001 11 27    06 10.56   +21 42.2    1.318    2.239   152.3    11.8    10.1
2001 12 02    06 06.15   +21 52.3    1.295    2.242   158.4     9.3     9.9
2001 12 07    06 01.09   +22 02.8    1.279    2.244   164.6     6.7     9.8
2001 12 12    05 55.56   +22 13.2    1.269    2.247   170.9     4.0     9.6
2001 12 17    05 49.73   +22 23.4    1.266    2.249   177.3     1.2     9.4
2001 12 22    05 43.84   +22 33.1    1.270    2.252   176.0     1.7     9.5
2001 12 27    05 38.09   +22 42.2    1.280    2.255   169.7     4.5     9.7
2002 01 01    05 32.71   +22 50.8    1.298    2.257   163.3     7.2     9.9
2002 01 06    05 27.85   +22 58.8    1.321    2.260   157.1     9.7    10.0

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