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Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ Achates ∴ Summary
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(5144) Achates  ▹ 
SUMMARY
Keplerian elements at epoch
58400.0 MJD
Value 1-σ variation Units
a 5.19805 8.548e-08 au
e 0.272657 5.538e-08
i 8.911 6.057e-06 deg
Ω 322.805 2.984e-05 deg
ω 331.369 3.074e-05 deg
M 232.172 1.408e-05 deg

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Other useful info
Absolute Magnitude (H)    9.1 mag
Slope parameter (G)    0.15 mag
Perihelion 3.7808 au
Aphelion 6.6153 au
Asc. node-Earth separation 2.86948 au
Desc. node-Earth separation 5.33666 au
Earth MOID 2.7674 au
Orbital period 4328.72 days
Date of orbit computation  Oct 31 04:58
Observational summary
Optical observations (Discarded) 1887 (12)
Radar observations (Discarded) 0 (0)
Arc length 28924.1 days
Unobserved 98 days

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Ephemeris at epoch 58507 MJD
Right Ascension 158.485 deg
Declination 7.19143 deg
V Magnitude 17.08 mag
Solar Elongation 145.96 deg
Galactic Latitude 51.8 deg
Rate 0.09 deg/day
Direction -76.727 deg

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