AstDyS-2

Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 2001DA31 ∴ Summary
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(162847) 2001DA31  ▹ 
SUMMARY
Keplerian elements at epoch
58400.0 MJD
Value 1-σ variation Units
a 2.61018 2.113e-08 au
e 0.142016 7.048e-08
i 2.495 6.285e-06 deg
Ω 85.534 0.0001683 deg
ω 115.215 0.0001697 deg
M 34.033 2.032e-05 deg

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Other useful info
Absolute Magnitude (H)    16.1 mag
Slope parameter (G)    0.15 mag
Perihelion 2.2395 au
Aphelion 2.9809 au
Asc. node-Earth separation 1.73806 au
Desc. node-Earth separation 1.3941 au
Earth MOID 1.23645 au
Orbital period 1540.29 days
Date of orbit computation  Oct 31 06:39
Observational summary
Optical observations (Discarded) 383 (2)
Radar observations (Discarded) 0 (0)
Arc length 7727.13 days
Unobserved 286 days

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Ephemeris at epoch 58563 MJD
Right Ascension 309.759 deg
Declination -19.299 deg
V Magnitude 21.46 mag
Solar Elongation 52.7 deg
Galactic Latitude -32.05 deg
Rate 0.388 deg/day
Direction 76.901 deg

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