NEODyS-2

Near Earth Objects - Dynamic Site
NEODyS ∴ Objects ∴ 2012HH31 ∴ Summary
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2012HH31  ▹ 
SUMMARY
Keplerian elements at epoch
58200.0 MJD
Value 1-σ variation Units
a 1.19754 0.0002921 au
e 0.137245 0.0001594
i 3.292 0.00471 deg
Ω 84.694 0.009314 deg
ω 75.325 0.01733 deg
M 227.127 0.6204 deg

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Other useful info
Absolute Magnitude (H)    23.8 mag
Slope parameter (G)    0.15 mag
Perihelion 1.0332 au
Aphelion 1.3619 au
Asc. node-Earth separation 0.15072 au
Desc. node-Earth separation 0.20153 au
Earth MOID 0.07012 au
Orbital period 478.668 days
Date of orbit computation   Mar 13 12:00
Observational summary
Optical observations (Discarded) 38 (0)
Radar observations (Discarded) 0 (0)
Arc length 30 days
Unobserved 2309 days

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Ephemeris at epoch 58383 MJD
Right Ascension 173.697 deg
Declination 4.53451 deg
V Magnitude 25.88 mag
Solar Elongation 6.49 deg
Galactic Latitude 60.94 deg
Rate 0.987 deg/day
Direction 113.03 deg

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