NEODyS-2

Near Earth Objects - Dynamic Site
NEODyS ∴ Objects ∴ 2001HH31 ∴ Summary
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(159533) 2001HH31  ▹ 
SUMMARY
Keplerian elements
(Epoch 59600.0 MJD)
Value 1-σ variation Units
a 1.65455 5.094e-09 au
e 0.288907 3.497e-08
i 12.851 5.544e-06 deg
Ω 71.622 1.431e-05 deg
ω 275.95 1.784e-05 deg
M 172.311 1.015e-05 deg

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Other useful info
Absolute Magnitude (H)    17.6 mag
Slope parameter (G)    0.15 mag
Perihelion distance 1.1765 au
Aphelion distance 2.1326 au
Asc. node-Earth separation 0.48697 au
Desc. node-Earth separation 0.55023 au
Earth MOID 0.29196 au
Orbital period 777.354 days
Date of orbit computation   Oct 20 09:57
Observational summary
Optical observations (Discarded) 647 (3)
Radar observations (Discarded) 0 (0)
Arc length 8284 days
Unobserved 473 days

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Ephemeris
(Epoch 59515 MJD)
Right Ascension 167.535 deg
Declination 15.9488 deg
V Magnitude 22.23 mag
Solar Elongation 52.83 deg
Galactic Latitude 64 deg
Rate 0.45 deg/day
Direction 105.429 deg

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