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Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ Athor ∴ Summary
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(161) Athor  ▹ 
SUMMARY
Keplerian elements at epoch
58400.0 MJD
Value 1-σ variation Units
a 2.37891 6.855e-09 au
e 0.137692 3.666e-08
i 9.06 4.191e-06 deg
Ω 18.601 2.724e-05 deg
ω 294.93 3.157e-05 deg
M 203.705 1.776e-05 deg

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Other useful info
Absolute Magnitude (H)    9.1 mag
Slope parameter (G)    0.13 mag
Perihelion 2.0514 au
Aphelion 2.7065 au
Asc. node-Earth separation 1.20763 au
Desc. node-Earth separation 1.47448 au
Earth MOID 1.05676 au
Orbital period 1340.19 days
Date of orbit computation  Oct 8 21:12
Observational summary
Optical observations (Discarded) 2071 (101)
Radar observations (Discarded) 0 (0)
Arc length 43857.4 days
Unobserved 157 days

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Ephemeris at epoch 58409 MJD
Right Ascension 170.104 deg
Declination 9.72983 deg
V Magnitude 14.7 mag
Solar Elongation 37.51 deg
Galactic Latitude 62.37 deg
Rate 0.39 deg/day
Direction 114.081 deg

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