(13) Egeria

Orbital Elements

The following orbital elements are taken from MPO 2601
   (13) Egeria
Epoch 2001 Apr. 1.0 TT = JDT 2452000.5                  Williams
M  54.36180              (2000.0)            P               Q
n   0.23838686     Peri.   80.83806     -0.53352335     -0.82291782
a   2.5760118      Node    43.32539     +0.62009019     -0.53764691
e   0.0845536      Incl.   16.54085     +0.57518779     -0.18369011
P   4.13           H    6.74          G   0.15           U   0
From 946 observations at 54 oppositions, 1850-2000, mean residual 0".77.
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
2000 12 27    12 52.81   +11 26.9    2.219    2.396    88.1    24.2    11.5
2001 01 01    12 58.05   +11 09.0    2.160    2.399    91.7    24.2    11.4
2001 01 06    13 02.84   +10 54.3    2.101    2.402    95.4    24.1    11.4
2001 01 11    13 07.15   +10 42.9    2.043    2.405    99.2    23.8    11.3
2001 01 16    13 10.94   +10 35.0    1.985    2.408   103.2    23.4    11.2
2001 01 21    13 14.16   +10 30.5    1.929    2.411   107.2    22.9    11.2
2001 01 26    13 16.77   +10 29.5    1.874    2.414   111.5    22.3    11.1
2001 01 31    13 18.71   +10 31.9    1.820    2.418   115.8    21.5    11.0
2001 02 05    13 19.95   +10 37.5    1.769    2.421   120.3    20.6    10.9
2001 02 10    13 20.46   +10 45.9    1.720    2.424   124.9    19.5    10.8
2001 02 15    13 20.20   +10 56.9    1.675    2.428   129.7    18.2    10.7
2001 02 20    13 19.16   +11 10.0    1.634    2.432   134.5    16.8    10.6
2001 02 25    13 17.32   +11 24.7    1.596    2.435   139.5    15.3    10.5
2001 03 02    13 14.71   +11 40.0    1.563    2.439   144.5    13.7    10.4
2001 03 07    13 11.38   +11 55.2    1.536    2.443   149.4    11.9    10.3
2001 03 12    13 07.40   +12 09.3    1.514    2.446   154.0    10.2    10.2
2001 03 17    13 02.85   +12 21.3    1.498    2.450   158.2     8.7    10.2
2001 03 22    12 57.85   +12 30.5    1.489    2.454   161.5     7.4    10.1
2001 03 27    12 52.55   +12 35.8    1.486    2.458   163.2     6.7    10.1
2001 04 01    12 47.12   +12 36.5    1.490    2.462   162.9     6.9    10.1
2001 04 06    12 41.72   +12 32.2    1.500    2.466   160.5     7.8    10.1
2001 04 11    12 36.51   +12 22.4    1.517    2.470   156.9     9.2    10.2
2001 04 16    12 31.63   +12 07.3    1.540    2.475   152.6    10.8    10.3
2001 04 21    12 27.19   +11 46.9    1.570    2.479   147.8    12.5    10.4
2001 04 26    12 23.31   +11 21.4    1.604    2.483   143.0    14.1    10.5
2001 05 01    12 20.07   +10 51.2    1.644    2.487   138.1    15.7    10.7
2001 05 06    12 17.49   +10 16.8    1.689    2.491   133.3    17.1    10.8
2001 05 11    12 15.61   +09 38.7    1.738    2.496   128.6    18.4    10.9
2001 05 16    12 14.41   +08 57.3    1.790    2.500   124.0    19.6    11.0
2001 05 21    12 13.89   +08 13.0    1.846    2.505   119.5    20.6    11.1
2001 05 26    12 14.04   +07 26.4    1.905    2.509   115.2    21.4    11.2
2001 05 31    12 14.81   +06 37.5    1.966    2.513   110.9    22.1    11.3
2001 06 05    12 16.17   +05 47.0    2.029    2.518   106.9    22.7    11.4
2001 06 10    12 18.07   +04 54.9    2.093    2.522   102.9    23.1    11.4
2001 06 15    12 20.49   +04 01.5    2.159    2.527    99.1    23.4    11.5
2001 06 20    12 23.38   +03 07.1    2.225    2.531    95.4    23.6    11.6

Back to Bright Minor Planets

Astronomical Headlines Index

MPC