NEODyS-2

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NEODyS ∴ Objects ∴ 1998US18 ∴ Summary
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1998US18  ▹ 
SUMMARY
Keplerian elements at epoch
58000.0 MJD
Value 1-σ variation Units
a 2.627 0.02541 au
e 0.680287 0.004462
i 9.686 0.04362 deg
Ω 207.308 0.07922 deg
ω 115.427 0.09768 deg
M 163.489 27.23 deg

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Other useful info
Absolute Magnitude (H)    20.7 mag
Slope parameter (G)    0.15 mag
Perihelion 0.8399 au
Aphelion 4.4141 au
Asc. node-Earth separation 0.99092 au
Desc. node-Earth separation 0.097 au
Earth MOID 0.03243 au
Orbital period 1555.21 days
Date of orbit computation   Jul 10 17:38
Observational summary
Optical observations (Discarded) 23 (0)
Radar observations (Discarded) 0 (0)
Arc length 14 days
Unobserved 6859 days

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Ephemeris at epoch 57985 MJD
Right Ascension 139.602 deg
Declination 7.93088 deg
V Magnitude 27.8 mag
Solar Elongation 10.46 deg
Galactic Latitude 36.17 deg
Rate 0.229 deg/day
Direction 107.894 deg

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