NEODyS-2

Near Earth Objects - Dynamic Site
NEODyS ∴ Objects ∴ 2001HH31 ∴ Summary
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(159533) 2001HH31  ▹ 
SUMMARY
Keplerian elements
(Epoch 58600.0 MJD)
Value 1-σ variation Units
a 1.65447 6.534e-09 au
e 0.288819 3.83e-08
i 12.853 6.45e-06 deg
Ω 71.635 1.521e-05 deg
ω 275.947 2.053e-05 deg
M 69.138 1.013e-05 deg

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Other useful info
Absolute Magnitude (H)    17.6 mag
Slope parameter (G)    0.15 mag
Perihelion distance 1.1766 au
Aphelion distance 2.1323 au
Asc. node-Earth separation 0.48685 au
Desc. node-Earth separation 0.54896 au
Earth MOID 0.29133 au
Orbital period 777.299 days
Date of orbit computation   May 25 10:41
Observational summary
Optical observations (Discarded) 597 (7)
Radar observations (Discarded) 0 (0)
Arc length 7526 days
Unobserved 459 days

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Ephemeris
(Epoch 58744 MJD)
Right Ascension 157.173 deg
Declination 18.583 deg
V Magnitude 22.21 mag
Solar Elongation 23.95 deg
Galactic Latitude 56.15 deg
Rate 0.501 deg/day
Direction 108.09 deg

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