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NEODyS ∴ Objects ∴ 1998US18 ∴ Summary
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1998US18  ▹ 
SUMMARY
Keplerian elements at epoch
58600.0 MJD
Value 1-σ variation Units
a 2.62718 0.02455 au
e 0.680486 0.004625
i 9.687 0.04468 deg
Ω 207.306 0.08449 deg
ω 115.412 0.1156 deg
M 302.513 29.23 deg

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Other useful info
Absolute Magnitude (H)    20.7 mag
Slope parameter (G)    0.15 mag
Perihelion 0.8394 au
Aphelion 4.4149 au
Asc. node-Earth separation 0.98846 au
Desc. node-Earth separation 0.09622 au
Earth MOID 0.03215 au
Orbital period 1555.37 days
Date of orbit computation   May 25 10:42
Observational summary
Optical observations (Discarded) 23 (0)
Radar observations (Discarded) 0 (0)
Arc length 14 days
Unobserved 7559 days

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Ephemeris at epoch 58685 MJD
Right Ascension 177.562 deg
Declination 0.11744 deg
V Magnitude 25.49 mag
Solar Elongation -60 deg
Galactic Latitude 59.25 deg
Rate 0.313 deg/day
Direction 106.032 deg

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