AstDyS-2

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AstDyS ∴ Objects ∴ 1998UM16 ∴ Summary
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(216931) 1998UM16  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.44905 9.889e-09 au
e 0.207172 4.379e-08
i 5.335 4.782e-06 deg
Ω 199.519 3.576e-05 deg
ω 190.585 3.702e-05 deg
M 237.953 8.279e-06 deg

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Other useful info
Absolute Magnitude (H)    16.2 mag
Slope parameter (G)    0.15 mag
Perihelion 1.9417 au
Aphelion 2.9564 au
Asc. node-Earth separation 1.94173 au
Desc. node-Earth separation 0.95024 au
Earth MOID 0.94728 au
Orbital period 1399.89 days
Date of orbit computation  apr 23 20:35
Observational summary
Optical observations (Discarded) 963 (3)
Radar observations (Discarded) 0 (0)
Arc length 8947.88 days
Unobserved 372 days

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Ephemeris at epoch 60426 MJD
Right Ascension 274.018 deg
Declination -17.5177 deg
V Magnitude 20.92 mag
Solar Elongation 121.88 deg
Galactic Latitude -0.39 deg
Rate 0.052 deg/day
Direction 23.418 deg

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