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AstDyS ∴ Objects ∴ 1998HU31 ∴ Summary
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(58832) 1998HU31  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 1.92857 4.709e-09 au
e 0.092074 3.197e-08
i 20.93 3.876e-06 deg
Ω 221.868 9.814e-06 deg
ω 246.759 2.391e-05 deg
M 347.415 2.232e-05 deg

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Other useful info
Absolute Magnitude (H)    15.9 mag
Slope parameter (G)    0.15 mag
Perihelion 1.751 au
Aphelion 2.1061 au
Asc. node-Earth separation 0.97638 au
Desc. node-Earth separation 0.85422 au
Earth MOID 0.82789 au
Orbital period 978.252 days
Date of orbit computation  feb 22 02:02
Observational summary
Optical observations (Discarded) 1870 (171)
Radar observations (Discarded) 0 (0)
Arc length 11776.7 days
Unobserved 98 days

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Ephemeris at epoch 60423 MJD
Right Ascension 77.3228 deg
Declination 8.98664 deg
V Magnitude 20.07 mag
Solar Elongation -45.8 deg
Galactic Latitude -17.92 deg
Rate 0.595 deg/day
Direction 86.838 deg

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