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1998US18  ▹ 
SUMMARY
Keplerian elements
(Epoch 58800.0 MJD)
Value 1-σ variation Units
a 2.60576 1.162e-07 au
e 0.676597 1.434e-06
i 9.654 5.791e-05 deg
Ω 207.343 2.806e-05 deg
ω 115.348 0.0004869 deg
M 13.05 4.506e-05 deg

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Other useful info
Absolute Magnitude (H)    21.1 mag
Slope parameter (G)    0.15 mag
Perihelion distance 0.8427 au
Aphelion distance 4.3688 au
Asc. node-Earth separation 0.98668 au
Desc. node-Earth separation 0.10009 au
Earth MOID 0.03354 au
Orbital period 1536.38 days
Date of orbit computation   Nov 28 16:41
Observational summary
Optical observations (Discarded) 68 (0)
Radar observations (Discarded) 0 (0)
Arc length 7704 days
Unobserved 57 days

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Ephemeris
(Epoch 58872 MJD)
Right Ascension 41.7508 deg
Declination 6.71428 deg
V Magnitude 24.57 mag
Solar Elongation -98.13 deg
Galactic Latitude -46.1 deg
Rate 0.45 deg/day
Direction 69.358 deg

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