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AstDyS ∴ Objects ∴ 1990US4 ∴ Summary
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(14874) 1990US4  ▹ 
SUMMARY
Keplerian elements at epoch
58400.0 MJD
Value 1-σ variation Units
a 2.33032 8.936e-09 au
e 0.196077 3.708e-08
i 7.068 4.034e-06 deg
Ω 76.408 3.369e-05 deg
ω 218.711 3.517e-05 deg
M 27.08 1.107e-05 deg

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Other useful info
Absolute Magnitude (H)    13.8 mag
Slope parameter (G)    0.15 mag
Perihelion 1.8734 au
Aphelion 2.7872 au
Asc. node-Earth separation 1.65981 au
Desc. node-Earth separation 0.92724 au
Earth MOID 0.86222 au
Orbital period 1299.34 days
Date of orbit computation  Oct 31 05:05
Observational summary
Optical observations (Discarded) 1954 (12)
Radar observations (Discarded) 0 (0)
Arc length 10233.1 days
Unobserved 89 days

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Ephemeris at epoch 58503 MJD
Right Ascension 353.586 deg
Declination -8.47518 deg
V Magnitude 18.52 mag
Solar Elongation -51.58 deg
Galactic Latitude -63.91 deg
Rate 0.502 deg/day
Direction 63.019 deg

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