AstDyS-2

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AstDyS ∴ Objects ∴ 2004HD20 ∴ Summary
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(147621) 2004HD20  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.53784 1.214e-08 au
e 0.171038 4.405e-08
i 6.018 3.773e-06 deg
Ω 116.515 5.731e-05 deg
ω 54.083 5.951e-05 deg
M 22.113 1.731e-05 deg

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Other useful info
Absolute Magnitude (H)    16.0 mag
Slope parameter (G)    0.15 mag
Perihelion 2.1038 au
Aphelion 2.9719 au
Asc. node-Earth separation 1.25594 au
Desc. node-Earth separation 1.72198 au
Earth MOID 1.11722 au
Orbital period 1476.71 days
Date of orbit computation  apr 23 20:19
Observational summary
Optical observations (Discarded) 798 (7)
Radar observations (Discarded) 0 (0)
Arc length 8699.15 days
Unobserved 34 days

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Ephemeris at epoch 60426 MJD
Right Ascension 207.88 deg
Declination 0.33591 deg
V Magnitude 18.61 mag
Solar Elongation -165.05 deg
Galactic Latitude 59.57 deg
Rate 0.214 deg/day
Direction -75.818 deg

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