NEODyS-2

Near Earth Objects - Dynamic Site
NEODyS ∴ Objects ∴ 2001HH31 ∴ Summary
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(159533) 2001HH31  ▹ 
SUMMARY
Keplerian elements
(Epoch 58800.0 MJD)
Value 1-σ variation Units
a 1.65437 5.718e-09 au
e 0.288912 3.557e-08
i 12.853 6.515e-06 deg
Ω 71.633 1.442e-05 deg
ω 275.941 1.977e-05 deg
M 161.773 1.021e-05 deg

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Other useful info
Absolute Magnitude (H)    17.6 mag
Slope parameter (G)    0.15 mag
Perihelion distance 1.1764 au
Aphelion distance 2.1323 au
Asc. node-Earth separation 0.4866 au
Desc. node-Earth separation 0.55062 au
Earth MOID 0.2914 au
Orbital period 777.223 days
Date of orbit computation   Nov 8 13:37
Observational summary
Optical observations (Discarded) 597 (3)
Radar observations (Discarded) 0 (0)
Arc length 7526 days
Unobserved 512 days

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Ephemeris
(Epoch 58797 MJD)
Right Ascension 181.863 deg
Declination 10.4924 deg
V Magnitude 22.36 mag
Solar Elongation 50.32 deg
Galactic Latitude 70.4 deg
Rate 0.445 deg/day
Direction 108.154 deg

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