NEODyS-2

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NEODyS ∴ Objects ∴ 1998US18 ∴ Summary
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1998US18  ▹ 
SUMMARY
Keplerian elements at epoch
58200.0 MJD
Value 1-σ variation Units
a 2.62693 0.02523 au
e 0.680343 0.004507
i 9.687 0.04365 deg
Ω 207.308 0.07956 deg
ω 115.42 0.0986 deg
M 209.818 27.91 deg

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Other useful info
Absolute Magnitude (H)    20.7 mag
Slope parameter (G)    0.15 mag
Perihelion 0.8397 au
Aphelion 4.4141 au
Asc. node-Earth separation 0.98912 au
Desc. node-Earth separation 0.09579 au
Earth MOID 0.03205 au
Orbital period 1555.15 days
Date of orbit computation   Mar 13 09:52
Observational summary
Optical observations (Discarded) 23 (0)
Radar observations (Discarded) 0 (0)
Arc length 14 days
Unobserved 7103 days

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Ephemeris at epoch 58229 MJD
Right Ascension 139.501 deg
Declination 6.47513 deg
V Magnitude 27.52 mag
Solar Elongation -109.03 deg
Galactic Latitude 35.39 deg
Rate 0.048 deg/day
Direction -12.853 deg

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