AstDyS-2

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AstDyS ∴ Objects ∴ 2009HF12 ∴ Summary
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(509919) 2009HF12  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 3.12417 4.059e-08 au
e 0.228923 9.627e-08
i 26.238 1.063e-05 deg
Ω 55.008 1.638e-05 deg
ω 188.571 2.536e-05 deg
M 231.326 2.143e-05 deg

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Other useful info
Absolute Magnitude (H)    16.1 mag
Slope parameter (G)    0.15 mag
Perihelion 2.409 au
Aphelion 3.8394 au
Asc. node-Earth separation 2.83878 au
Desc. node-Earth separation 1.40287 au
Earth MOID 1.39896 au
Orbital period 2016.98 days
Date of orbit computation  feb 22 03:38
Observational summary
Optical observations (Discarded) 176 (2)
Radar observations (Discarded) 0 (0)
Arc length 4917.56 days
Unobserved 565 days

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Ephemeris at epoch 60423 MJD
Right Ascension 83.0357 deg
Declination 39.4066 deg
V Magnitude 22.77 mag
Solar Elongation -53.18 deg
Galactic Latitude 3.23 deg
Rate 0.243 deg/day
Direction 89.35 deg

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