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AstDyS ∴ Objects ∴ 2009DA31 ∴ Summary
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(384226) 2009DA31  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 3.01828 3.593e-08 au
e 0.098459 8.934e-08
i 6.033 7.389e-06 deg
Ω 144.287 7.741e-05 deg
ω 56.673 8.538e-05 deg
M 270.476 3.489e-05 deg

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Other useful info
Absolute Magnitude (H)    16.8 mag
Slope parameter (G)    0.15 mag
Perihelion 2.7211 au
Aphelion 3.3155 au
Asc. node-Earth separation 1.84874 au
Desc. node-Earth separation 2.14777 au
Earth MOID 1.72494 au
Orbital period 1915.31 days
Date of orbit computation  apr 23 21:11
Observational summary
Optical observations (Discarded) 164 (2)
Radar observations (Discarded) 0 (0)
Arc length 7183.27 days
Unobserved 134 days

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Ephemeris at epoch 60426 MJD
Right Ascension 89.5536 deg
Declination 20.1523 deg
V Magnitude 22.73 mag
Solar Elongation -53.73 deg
Galactic Latitude -2.02 deg
Rate 0.313 deg/day
Direction 85.456 deg

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