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AstDyS ∴ Objects ∴ 2001ON18 ∴ Summary
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(139417) 2001ON18  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.54429 1.462e-08 au
e 0.161617 5.093e-08
i 4.738 4.067e-06 deg
Ω 175.168 6.782e-05 deg
ω 103.271 6.918e-05 deg
M 227.74 1.433e-05 deg

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Other useful info
Absolute Magnitude (H)    16.6 mag
Slope parameter (G)    0.15 mag
Perihelion 2.1331 au
Aphelion 2.9555 au
Asc. node-Earth separation 1.5788 au
Desc. node-Earth separation 1.38491 au
Earth MOID 1.12268 au
Orbital period 1482.34 days
Date of orbit computation  feb 22 02:19
Observational summary
Optical observations (Discarded) 474 (5)
Radar observations (Discarded) 0 (0)
Arc length 8723.19 days
Unobserved 67 days

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Ephemeris at epoch 60398 MJD
Right Ascension 115.431 deg
Declination 17.6323 deg
V Magnitude 21.77 mag
Solar Elongation -105.72 deg
Galactic Latitude 18.83 deg
Rate 0.092 deg/day
Direction 78.215 deg

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