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AstDyS ∴ Objects ∴ 2001HW31 ∴ Summary
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(72840) 2001HW31  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 3.10105 1.84e-08 au
e 0.070951 3.683e-08
i 17.22 4.158e-06 deg
Ω 68.716 1.257e-05 deg
ω 85.703 3.801e-05 deg
M 145.177 3.339e-05 deg

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Other useful info
Absolute Magnitude (H)    13.8 mag
Slope parameter (G)    0.15 mag
Perihelion 2.881 au
Aphelion 3.3211 au
Asc. node-Earth separation 2.08384 au
Desc. node-Earth separation 2.08806 au
Earth MOID 1.95779 au
Orbital period 1994.62 days
Date of orbit computation  feb 22 02:05
Observational summary
Optical observations (Discarded) 1865 (7)
Radar observations (Discarded) 0 (0)
Arc length 9025.82 days
Unobserved 258 days

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Ephemeris at epoch 60423 MJD
Right Ascension 330.968 deg
Declination -26.6244 deg
V Magnitude 19.97 mag
Solar Elongation 70.02 deg
Galactic Latitude -52.81 deg
Rate 0.256 deg/day
Direction 86.178 deg

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