(1) Ceres

Orbital Elements

The following orbital elements are taken from MPC 24219:
    (1) Ceres
Epoch 2002 May 6.0 TT = JDT 2452400.5                   Bowell
M 189.27520              (2000.0)            P               Q
n   0.21420457     Peri.   73.98440     -0.88623866     -0.42634344
a   2.7664122      Node    80.48632     +0.32270663     -0.84877243
e   0.0791158      Incl.   10.58347     +0.33232735     -0.31275652
P   4.60           H    3.34          G   0.12
From 4676 observations at 62 oppositions, 1839-1994, 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.

Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
 
2002 07 15    01 15.64   -04 39.7    2.676    2.969    96.5    19.9     8.9
2002 07 20    01 18.68   -04 39.1    2.609    2.967   100.5    19.7     8.8
2002 07 25    01 21.30   -04 41.6    2.543    2.966   104.6    19.4     8.7
2002 07 30    01 23.49   -04 47.1    2.478    2.964   108.7    18.9     8.7
2002 08 04    01 25.20   -04 55.9    2.415    2.962   113.0    18.4     8.6
2002 08 09    01 26.41   -05 07.7    2.353    2.961   117.4    17.7     8.5
2002 08 14    01 27.08   -05 22.7    2.295    2.959   121.9    16.9     8.4
2002 08 19    01 27.21   -05 40.5    2.240    2.957   126.6    16.0     8.3
2002 08 24    01 26.77   -06 00.9    2.188    2.955   131.3    14.9     8.3
2002 08 29    01 25.76   -06 23.8    2.140    2.953   136.2    13.7     8.2
2002 09 03    01 24.17   -06 48.5    2.097    2.951   141.1    12.4     8.1
2002 09 08    01 22.03   -07 14.8    2.059    2.949   146.0    11.0     8.0
2002 09 13    01 19.35   -07 41.9    2.026    2.947   150.9     9.6     7.9
2002 09 18    01 16.21   -08 09.0    2.000    2.944   155.6     8.1     7.8
2002 09 23    01 12.65   -08 35.6    1.980    2.942   159.8     6.8     7.7
2002 09 28    01 08.77   -09 00.7    1.966    2.940   163.2     5.7     7.6
2002 10 03    01 04.64   -09 23.7    1.960    2.938   164.9     5.1     7.6
2002 10 08    01 00.38   -09 43.8    1.960    2.935   164.5     5.2     7.6
2002 10 13    00 56.11   -10 00.2    1.968    2.933   162.0     6.1     7.6
2002 10 18    00 51.94   -10 12.6    1.982    2.930   158.1     7.3     7.7
2002 10 23    00 47.98   -10 20.4    2.003    2.927   153.6     8.7     7.8
2002 10 28    00 44.31   -10 23.4    2.030    2.925   148.7    10.2     7.9
2002 11 02    00 41.04   -10 21.7    2.063    2.922   143.6    11.6     8.0
2002 11 07    00 38.23   -10 15.2    2.102    2.919   138.5    13.0     8.1
2002 11 12    00 35.94   -10 03.9    2.146    2.917   133.4    14.3     8.2
2002 11 17    00 34.19   -09 48.2    2.195    2.914   128.4    15.4     8.3
2002 11 22    00 33.02   -09 28.4    2.247    2.911   123.5    16.4     8.3
2002 11 27    00 32.42   -09 04.7    2.303    2.908   118.6    17.3     8.4
2002 12 02    00 32.40   -08 37.5    2.362    2.905   113.9    18.1     8.5
2002 12 07    00 32.94   -08 07.1    2.423    2.902   109.3    18.7     8.6
2002 12 12    00 34.02   -07 33.8    2.486    2.899   104.8    19.2     8.6
2002 12 17    00 35.62   -06 57.9    2.551    2.896   100.4    19.5     8.7
2002 12 22    00 37.71   -06 19.8    2.617    2.892    96.1    19.8     8.8

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