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AstDyS ∴ Objects ∴ 1999US16 ∴ Summary
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(91858) 1999US16  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 3.10111 1.73e-08 au
e 0.126877 3.858e-08
i 11.676 4.201e-06 deg
Ω 227.606 2.153e-05 deg
ω 212.721 2.897e-05 deg
M 136.039 1.931e-05 deg

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Other useful info
Absolute Magnitude (H)    14.1 mag
Slope parameter (G)    0.15 mag
Perihelion 2.7077 au
Aphelion 3.4946 au
Asc. node-Earth separation 2.40647 au
Desc. node-Earth separation 1.76733 au
Earth MOID 1.73111 au
Orbital period 1994.69 days
Date of orbit computation  apr 23 20:06
Observational summary
Optical observations (Discarded) 1544 (4)
Radar observations (Discarded) 0 (0)
Arc length 8930.27 days
Unobserved 35 days

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Ephemeris at epoch 60425 MJD
Right Ascension 232.512 deg
Declination -18.5586 deg
V Magnitude 19.22 mag
Solar Elongation 160.18 deg
Galactic Latitude 30.3 deg
Rate 0.18 deg/day
Direction -62.407 deg

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