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AstDyS ∴ Objects ∴ 2009DU31 ∴ Summary
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(312518) 2009DU31  ▹ 
SUMMARY
Keplerian elements at epoch
58400.0 MJD
Value 1-σ variation Units
a 2.33031 2.235e-08 au
e 0.129944 9.013e-08
i 1.863 9.552e-06 deg
Ω 298.919 0.0003012 deg
ω 182.824 0.000305 deg
M 293.741 4.612e-05 deg

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Other useful info
Absolute Magnitude (H)    17.7 mag
Slope parameter (G)    0.15 mag
Perihelion 2.0275 au
Aphelion 2.6331 au
Asc. node-Earth separation 1.61594 au
Desc. node-Earth separation 1.04272 au
Earth MOID 1.04209 au
Orbital period 1299.33 days
Date of orbit computation  Dec 20 14:48
Observational summary
Optical observations (Discarded) 137 (2)
Radar observations (Discarded) 0 (0)
Arc length 7092.36 days
Unobserved 787 days

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Ephemeris at epoch 58580 MJD
Right Ascension 74.2941 deg
Declination 23.1666 deg
V Magnitude 22.28 mag
Solar Elongation -58.96 deg
Galactic Latitude -12.23 deg
Rate 0.482 deg/day
Direction 85.194 deg

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