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NEODyS ∴ Objects ∴ 2012HL31 ∴ Summary
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2012HL31  ▹ 
SUMMARY
Keplerian elements at epoch
58200.0 MJD
Value 1-σ variation Units
a 0.887625 1.16e-08 au
e 0.374109 1.157e-06
i 19.809 8.326e-05 deg
Ω 37.519 8.789e-06 deg
ω 17.495 4.121e-05 deg
M 166.638 0.0001523 deg

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Other useful info
Absolute Magnitude (H)    22.3 mag
Slope parameter (G)    0.15 mag
Perihelion 0.5556 au
Aphelion 1.2197 au
Asc. node-Earth separation -0.43097 au
Desc. node-Earth separation 0.18032 au
Earth MOID 0.14558 au
Orbital period 305.452 days
Date of orbit computation   Feb 5 14:21
Observational summary
Optical observations (Discarded) 60 (6)
Radar observations (Discarded) 0 (0)
Arc length 1830 days
Unobserved 299 days

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Ephemeris at epoch 58174 MJD
Right Ascension 265.634 deg
Declination -21.5691 deg
V Magnitude 24.7 mag
Solar Elongation 70.15 deg
Galactic Latitude 4.44 deg
Rate 0.652 deg/day
Direction 112.073 deg

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