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AstDyS ∴ Objects ∴ 2009HN4 ∴ Summary
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(312564) 2009HN4  ▹ 
SUMMARY
Keplerian elements at epoch
58400.0 MJD
Value 1-σ variation Units
a 2.71299 4.771e-08 au
e 0.103561 6.1e-08
i 4.362 6.979e-06 deg
Ω 124.615 0.0001328 deg
ω 182.343 0.0001489 deg
M 305.516 6.641e-05 deg

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Other useful info
Absolute Magnitude (H)    17.2 mag
Slope parameter (G)    0.15 mag
Perihelion 2.432 au
Aphelion 2.994 au
Asc. node-Earth separation 2.00802 au
Desc. node-Earth separation 1.41612 au
Earth MOID 1.41609 au
Orbital period 1632.19 days
Date of orbit computation  Dec 20 14:48
Observational summary
Optical observations (Discarded) 117 (0)
Radar observations (Discarded) 0 (0)
Arc length 4224.96 days
Unobserved 364 days

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Ephemeris at epoch 58580 MJD
Right Ascension 312.855 deg
Declination -16.4994 deg
V Magnitude 22.36 mag
Solar Elongation 65.93 deg
Galactic Latitude -33.79 deg
Rate 0.387 deg/day
Direction 76.301 deg

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