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AstDyS ∴ Objects ∴ 2008HF17 ∴ Summary
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(257150) 2008HF17  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 3.08544 2.642e-08 au
e 0.095401 4.228e-08
i 12.878 4.886e-06 deg
Ω 118.917 2.134e-05 deg
ω 117.454 3.632e-05 deg
M 337.835 3.319e-05 deg

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Other useful info
Absolute Magnitude (H)    15.2 mag
Slope parameter (G)    0.15 mag
Perihelion 2.7911 au
Aphelion 3.3798 au
Asc. node-Earth separation 2.21472 au
Desc. node-Earth separation 1.91258 au
Earth MOID 1.80603 au
Orbital period 1979.58 days
Date of orbit computation  apr 23 20:44
Observational summary
Optical observations (Discarded) 616 (4)
Radar observations (Discarded) 0 (0)
Arc length 8044.11 days
Unobserved 36 days

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Ephemeris at epoch 60425 MJD
Right Ascension 219.523 deg
Declination 5.38099 deg
V Magnitude 19.31 mag
Solar Elongation 160.24 deg
Galactic Latitude 56.57 deg
Rate 0.199 deg/day
Direction -71.866 deg

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