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2012HL31  ▹ 
SUMMARY
Keplerian elements
(Epoch 60400.0 MJD)
Value 1-σ variation Units
a 0.887673 6.455e-09 au
e 0.374066 7.77e-07
i 19.81 4.24e-05 deg
Ω 37.487 1.342e-05 deg
ω 17.536 1.256e-05 deg
M 239.385 0.0001037 deg

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Other useful info
Absolute Magnitude (H)    22.5 mag
Slope parameter (G)    0.15 mag
Perihelion distance 0.5556 au
Aphelion distance 1.2197 au
Asc. node-Earth separation -0.42932 au
Desc. node-Earth separation 0.17995 au
Earth MOID 0.14534 au
Orbital period 305.477 days
Date of orbit computation   feb 26 10:54
Observational summary
Optical observations (Discarded) 92 (6)
Radar observations (Discarded) 0 (0)
Arc length 3652 days
Unobserved 730 days

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Ephemeris
(Epoch 60427 MJD)
Right Ascension 351.512 deg
Declination -21.137 deg
V Magnitude 24.75 mag
Solar Elongation 54.84 deg
Galactic Latitude -69.65 deg
Rate 1.179 deg/day
Direction 68.539 deg

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