AstDyS-2

Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 1998UR31 ∴ Summary
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(15430) 1998UR31  ▹ 
SUMMARY
Keplerian elements at epoch
58800.0 MJD
Value 1-σ variation Units
a 2.22177 8.003e-09 au
e 0.169951 3.814e-08
i 8.181 4.052e-06 deg
Ω 62.779 2.987e-05 deg
ω 177.529 3.276e-05 deg
M 301.688 1.537e-05 deg

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Other useful info
Absolute Magnitude (H)    14.2 mag
Slope parameter (G)    0.15 mag
Perihelion 1.8442 au
Aphelion 2.5994 au
Asc. node-Earth separation 1.61181 au
Desc. node-Earth separation 0.83351 au
Earth MOID 0.83347 au
Orbital period 1209.61 days
Date of orbit computation  Nov 28 17:25
Observational summary
Optical observations (Discarded) 1617 (9)
Radar observations (Discarded) 0 (0)
Arc length 23386.2 days
Unobserved 34 days

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Ephemeris at epoch 58826 MJD
Right Ascension 198.744 deg
Declination -0.77297 deg
V Magnitude 18.73 mag
Solar Elongation 58.97 deg
Galactic Latitude 61.53 deg
Rate 0.512 deg/day
Direction 111.006 deg

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