NEODyS-2

Near Earth Objects - Dynamic Site
NEODyS ∴ Objects ∴ 2001HH31 ∴ Summary
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(159533) 2001HH31  ▹ 
SUMMARY
Keplerian elements at epoch
58000.0 MJD
Value 1-σ variation Units
a 1.65428 7.098e-09 au
e 0.289117 4.076e-08
i 12.851 6.693e-06 deg
Ω 71.643 1.564e-05 deg
ω 275.929 2.291e-05 deg
M 151.271 1.077e-05 deg

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Other useful info
Absolute Magnitude (H)    17.6 mag
Slope parameter (G)    0.15 mag
Perihelion 1.176 au
Aphelion 2.1326 au
Asc. node-Earth separation 0.48732 au
Desc. node-Earth separation 0.54913 au
Earth MOID 0.2911 au
Orbital period 777.16 days
Date of orbit computation   Jul 10 17:32
Observational summary
Optical observations (Discarded) 534 (7)
Radar observations (Discarded) 0 (0)
Arc length 7024 days
Unobserved 202 days

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Ephemeris at epoch 57984 MJD
Right Ascension 151.241 deg
Declination 20.6808 deg
V Magnitude 22.01 mag
Solar Elongation -8.34 deg
Galactic Latitude 51.58 deg
Rate 0.507 deg/day
Direction 109.072 deg

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