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AstDyS ∴ Objects ∴ 2001HE31 ∴ Summary
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(252213) 2001HE31  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.43209 1.218e-08 au
e 0.155624 5.306e-08
i 1.256 3.915e-06 deg
Ω 271.333 0.0002443 deg
ω 267.063 0.0002447 deg
M 40.526 1.447e-05 deg

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Other useful info
Absolute Magnitude (H)    17.0 mag
Slope parameter (G)    0.15 mag
Perihelion 2.0536 au
Aphelion 2.8106 au
Asc. node-Earth separation 1.37713 au
Desc. node-Earth separation 1.37029 au
Earth MOID 1.05807 au
Orbital period 1385.38 days
Date of orbit computation  apr 23 20:43
Observational summary
Optical observations (Discarded) 473 (5)
Radar observations (Discarded) 0 (0)
Arc length 9407.76 days
Unobserved 470 days

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Ephemeris at epoch 60427 MJD
Right Ascension 257.347 deg
Declination -23.9726 deg
V Magnitude 20.34 mag
Solar Elongation 138.43 deg
Galactic Latitude 9.5 deg
Rate 0.07 deg/day
Direction -81.867 deg

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