AstDyS-2

Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 1998UL1 ∴ Summary
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(159399) 1998UL1  ▹ 
SUMMARY

Warning: This object is a Near Earth Asteroid. You can have more detailed information looking at
its home page on the NEODyS web site

Keplerian elements at epoch
58400.0 MJD
Value 1-σ variation Units
a 1.5269 6.044e-09 au
e 0.214105 5.739e-08
i 41.971 9.085e-06 deg
Ω 214.871 5.4e-06 deg
ω 353.213 1.367e-05 deg
M 20.019 2.067e-05 deg

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Other useful info
Absolute Magnitude (H)    16.5 mag
Slope parameter (G)    0.15 mag
Perihelion 1.2 au
Aphelion 1.8538 au
Asc. node-Earth separation 0.19371 au
Desc. node-Earth separation 0.85665 au
Earth MOID 0.19365 au
Orbital period 689.147 days
Date of orbit computation  Oct 31 06:37
Observational summary
Optical observations (Discarded) 913 (6)
Radar observations (Discarded) 0 (0)
Arc length 7053.9 days
Unobserved 429 days

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Ephemeris at epoch 58568 MJD
Right Ascension 344.851 deg
Declination 17.5651 deg
V Magnitude 20.5 mag
Solar Elongation 24.77 deg
Galactic Latitude -37.7 deg
Rate 0.623 deg/day
Direction 74.035 deg

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