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AstDyS ∴ Objects ∴ 1990UL4 ∴ Summary
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(16510) 1990UL4  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.28864 5.765e-09 au
e 0.046814 2.616e-08
i 7.137 2.697e-06 deg
Ω 82.583 2.638e-05 deg
ω 63.542 4.43e-05 deg
M 130.831 3.639e-05 deg

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Other useful info
Absolute Magnitude (H)    14.6 mag
Slope parameter (G)    0.15 mag
Perihelion 2.1815 au
Aphelion 2.3958 au
Asc. node-Earth separation 1.25344 au
Desc. node-Earth separation 1.31652 au
Earth MOID 1.2053 au
Orbital period 1264.63 days
Date of orbit computation  apr 23 19:49
Observational summary
Optical observations (Discarded) 3764 (609)
Radar observations (Discarded) 0 (0)
Arc length 11950.5 days
Unobserved 295 days

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Ephemeris at epoch 60427 MJD
Right Ascension 316.314 deg
Declination -20.0343 deg
V Magnitude 19.36 mag
Solar Elongation 84.02 deg
Galactic Latitude -38.11 deg
Rate 0.304 deg/day
Direction 82.526 deg

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