NEODyS-2

Near Earth Objects - Dynamic Site
NEODyS ∴ Objects ∴ 2001HH31 ∴ Summary
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(159533) 2001HH31  ▹ 
SUMMARY
Keplerian elements at epoch
58400.0 MJD
Value 1-σ variation Units
a 1.65443 6.547e-09 au
e 0.288783 3.83e-08
i 12.853 6.45e-06 deg
Ω 71.635 1.521e-05 deg
ω 275.942 2.053e-05 deg
M 336.512 1.007e-05 deg

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Other useful info
Absolute Magnitude (H)    17.6 mag
Slope parameter (G)    0.15 mag
Perihelion 1.1767 au
Aphelion 2.1322 au
Asc. node-Earth separation 0.48624 au
Desc. node-Earth separation 0.54769 au
Earth MOID 0.29142 au
Orbital period 777.268 days
Date of orbit computation   Oct 1 16:34
Observational summary
Optical observations (Discarded) 597 (7)
Radar observations (Discarded) 0 (0)
Arc length 7526 days
Unobserved 183 days

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Ephemeris at epoch 58468 MJD
Right Ascension 324.786 deg
Declination -24.6421 deg
V Magnitude 20.42 mag
Solar Elongation -55.85 deg
Galactic Latitude -46.94 deg
Rate 0.964 deg/day
Direction 66.674 deg

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