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IAU Minor Planet Center

Minor Planet Center

(115) Thyra

Orbital Elements

The following orbital elements are taken from MPO 2601
  (115) Thyra
Epoch 2005 Jan. 30.0 TT = JDT 2453400.5                 Williams
M  61.42756              (2000.0)            P               Q
n   0.26847801     Peri.   96.25035     +0.68651695     -0.71019141
a   2.3797440      Node   309.14068     +0.56190212     +0.65431113
e   0.1915364      Incl.   11.60011     +0.46147643     +0.25981745
P   3.67           H    7.51          G   0.12           U   0
From 616 observations at 46 oppositions, 1872-1999, mean residual 0".62.
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
2005 01 01    09 08.59   +19 57.6    1.286    2.176   146.8    14.3    10.6
2005 01 06    09 04.15   +19 47.2    1.265    2.187   152.9    11.8    10.5
2005 01 11    08 58.98   +19 37.7    1.250    2.197   159.1     9.2    10.3
2005 01 16    08 53.24   +19 28.7    1.242    2.208   165.5     6.4    10.2
2005 01 21    08 47.14   +19 19.5    1.240    2.218   171.9     3.6    10.1
2005 01 26    08 40.87   +19 09.9    1.245    2.229   178.3     0.8     9.9
2005 01 31    08 34.67   +18 59.4    1.257    2.240   175.1     2.2    10.0
2005 02 05    08 28.72   +18 48.0    1.276    2.251   168.7     4.9    10.2
2005 02 10    08 23.24   +18 35.6    1.301    2.262   162.4     7.6    10.4
2005 02 15    08 18.39   +18 22.1    1.333    2.272   156.2    10.1    10.6
2005 02 20    08 14.28   +18 07.7    1.371    2.283   150.3    12.4    10.8
2005 02 25    08 11.01   +17 52.4    1.415    2.294   144.5    14.5    10.9
2005 03 02    08 08.59   +17 36.4    1.463    2.305   139.0    16.4    11.1
2005 03 07    08 07.05   +17 19.7    1.516    2.316   133.7    18.0    11.2
2005 03 12    08 06.38   +17 02.4    1.574    2.327   128.6    19.5    11.4
2005 03 17    08 06.54   +16 44.5    1.634    2.338   123.7    20.7    11.5
2005 03 22    08 07.48   +16 25.8    1.697    2.348   119.0    21.8    11.6
2005 03 27    08 09.15   +16 06.5    1.763    2.359   114.5    22.6    11.7
2005 04 01    08 11.49   +15 46.3    1.831    2.370   110.2    23.3    11.8

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