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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 6.854e-09 au
e 0.137692 3.665e-08
i 9.06 4.19e-06 deg
Ω 18.601 2.723e-05 deg
ω 294.93 3.156e-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 31 04:54
Observational summary
Optical observations (Discarded) 2074 (101)
Radar observations (Discarded) 0 (0)
Arc length 44021.2 days
Unobserved 83 days

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Ephemeris at epoch 58499 MJD
Right Ascension 195.606 deg
Declination -1.74213 deg
V Magnitude 14.05 mag
Solar Elongation 100.21 deg
Galactic Latitude 61.01 deg
Rate 0.166 deg/day
Direction 115.739 deg

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