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1998US18  ▹ 
SUMMARY
Keplerian elements
(Epoch 59800.0 MJD)
Value 1-σ variation Units
a 2.60681 1.031e-07 au
e 0.676553 1.426e-06
i 9.657 5.785e-05 deg
Ω 207.262 2.812e-05 deg
ω 115.47 0.0004866 deg
M 247.12 6.021e-05 deg

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Other useful info
Absolute Magnitude (H)    21.1 mag
Slope parameter (G)    0.15 mag
Perihelion distance 0.8432 au
Aphelion distance 4.3704 au
Asc. node-Earth separation 0.9905 au
Desc. node-Earth separation 0.10012 au
Earth MOID 0.03356 au
Orbital period 1537.31 days
Date of orbit computation   giu 8 14:43
Observational summary
Optical observations (Discarded) 68 (0)
Radar observations (Discarded) 0 (0)
Arc length 7704 days
Unobserved 1102 days

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Ephemeris
(Epoch 59917 MJD)
Right Ascension 184.288 deg
Declination -7.4783 deg
V Magnitude 27.49 mag
Solar Elongation 64.69 deg
Galactic Latitude 54.41 deg
Rate 0.215 deg/day
Direction 115.198 deg

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