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AstDyS ∴ Objects ∴ 2004YD31 ∴ Summary
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(117391) 2004YD31  ▹ 
SUMMARY
Keplerian elements at epoch
58400.0 MJD
Value 1-σ variation Units
a 2.6371 2.062e-08 au
e 0.11776 5.158e-08
i 9.717 5.646e-06 deg
Ω 130.606 3.44e-05 deg
ω 280.1 4.359e-05 deg
M 125.739 2.675e-05 deg

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Other useful info
Absolute Magnitude (H)    15.7 mag
Slope parameter (G)    0.15 mag
Perihelion 2.3266 au
Aphelion 2.9476 au
Asc. node-Earth separation 1.56141 au
Desc. node-Earth separation 1.64017 au
Earth MOID 1.36042 au
Orbital period 1564.19 days
Date of orbit computation  Oct 31 06:10
Observational summary
Optical observations (Discarded) 454 (2)
Radar observations (Discarded) 0 (0)
Arc length 6758.89 days
Unobserved 349 days

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Ephemeris at epoch 58568 MJD
Right Ascension 234.051 deg
Declination -5.90289 deg
V Magnitude 20.55 mag
Solar Elongation 130.31 deg
Galactic Latitude 38.26 deg
Rate 0.086 deg/day
Direction -27.654 deg

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