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AstDyS ∴ Objects ∴ 1999RB161 ∴ Summary
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(121285) 1999RB161  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 3.09147 1.761e-08 au
e 0.209783 4.704e-08
i 1.863 5.031e-06 deg
Ω 11.073 0.0001412 deg
ω 20.587 0.0001417 deg
M 172.755 1.086e-05 deg

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Other useful info
Absolute Magnitude (H)    15.4 mag
Slope parameter (G)    0.15 mag
Perihelion 2.4429 au
Aphelion 3.74 au
Asc. node-Earth separation 1.47076 au
Desc. node-Earth separation 2.67833 au
Earth MOID 1.44899 au
Orbital period 1985.39 days
Date of orbit computation  apr 23 20:13
Observational summary
Optical observations (Discarded) 1037 (7)
Radar observations (Discarded) 0 (0)
Arc length 10231.2 days
Unobserved 63 days

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Ephemeris at epoch 60450 MJD
Right Ascension 201.763 deg
Declination -10.1039 deg
V Magnitude 21.18 mag
Solar Elongation -144.72 deg
Galactic Latitude 51.78 deg
Rate 0.124 deg/day
Direction -69.31 deg

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