NEODyS-2

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2008HD2  ▹ 
SUMMARY
Keplerian elements
(Epoch 60400.0 MJD)
Value 1-σ variation Units
a 1.46943 0.00591 au
e 0.446346 0.00192
i 2.971 0.03264 deg
Ω 40.187 0.5785 deg
ω 255.817 0.3422 deg
M 306.163 14.05 deg

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Other useful info
Absolute Magnitude (H)    25.1 mag
Slope parameter (G)    0.15 mag
Perihelion distance 0.8136 au
Aphelion distance 2.1253 au
Asc. node-Earth separation 0.32915 au
Desc. node-Earth separation 0.0536 au
Earth MOID 0.00692 au
Orbital period 650.611 days
Date of orbit computation   feb 26 10:36
Observational summary
Optical observations (Discarded) 25 (0)
Radar observations (Discarded) 0 (0)
Arc length 7 days
Unobserved 5808 days

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Ephemeris
(Epoch 60398 MJD)
Right Ascension 190.943 deg
Declination 1.6582 deg
V Magnitude 23.89 mag
Solar Elongation 174.07 deg
Galactic Latitude 64.46 deg
Rate 0.541 deg/day
Direction -67.875 deg

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