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2012HE31  ▹ 
SUMMARY

WARNING: This object is currently included in the Risk list

Keplerian elements at epoch
58400.0 MJD
Value 1-σ variation Units
a 1.38132 0.0006335 au
e 0.39225 0.0003715
i 0.531 0.0006666 deg
Ω 10.802 0.01444 deg
ω 274.806 0.01199 deg
M 318.159 0.9686 deg

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Other useful info
Absolute Magnitude (H)    25.7 mag
Slope parameter (G)    0.15 mag
Perihelion 0.8395 au
Aphelion 1.9231 au
Asc. node-Earth separation 0.13057 au
Desc. node-Earth separation 0.20833 au
Earth MOID 0.00313 au
Orbital period 592.979 days
Date of orbit computation   Oct 1 18:50
Observational summary
Optical observations (Discarded) 18 (1)
Radar observations (Discarded) 0 (0)
Arc length 2 days
Unobserved 2520 days

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Ephemeris at epoch 58566 MJD
Right Ascension 16.9174 deg
Declination 7.30196 deg
V Magnitude 28.75 mag
Solar Elongation -15.58 deg
Galactic Latitude -55.35 deg
Rate 0.817 deg/day
Direction 67.399 deg

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