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AstDyS ∴ Objects ∴ 2011HJ12 ∴ Summary
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(281981) 2011HJ12  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.60553 1.745e-08 au
e 0.099396 4.212e-08
i 6.795 4.502e-06 deg
Ω 117.333 4.179e-05 deg
ω 173.824 5.16e-05 deg
M 335.842 2.879e-05 deg

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Other useful info
Absolute Magnitude (H)    16.3 mag
Slope parameter (G)    0.15 mag
Perihelion 2.3465 au
Aphelion 2.8645 au
Asc. node-Earth separation 1.87944 au
Desc. node-Earth separation 1.33173 au
Earth MOID 1.33025 au
Orbital period 1536.18 days
Date of orbit computation  feb 22 02:50
Observational summary
Optical observations (Discarded) 534 (2)
Radar observations (Discarded) 0 (0)
Arc length 7733.79 days
Unobserved 318 days

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Ephemeris at epoch 60398 MJD
Right Ascension 286.906 deg
Declination -18.353 deg
V Magnitude 21.12 mag
Solar Elongation 82.41 deg
Galactic Latitude -11.72 deg
Rate 0.332 deg/day
Direction 84.353 deg

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