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AstDyS ∴ Objects ∴ 1998WA4 ∴ Summary
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(480821) 1998WA4  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.68636 9.425e-09 au
e 0.483755 4.239e-08
i 12.497 6.345e-06 deg
Ω 132.5 2.554e-05 deg
ω 289.916 3.16e-05 deg
M 264.779 9.179e-06 deg

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Other useful info
Absolute Magnitude (H)    17.4 mag
Slope parameter (G)    0.15 mag
Perihelion 1.3868 au
Aphelion 3.9859 au
Asc. node-Earth separation 0.78148 au
Desc. node-Earth separation 1.44976 au
Earth MOID 0.46422 au
Orbital period 1608.22 days
Date of orbit computation  feb 22 03:32
Observational summary
Optical observations (Discarded) 455 (2)
Radar observations (Discarded) 0 (0)
Arc length 8116.91 days
Unobserved days

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Ephemeris at epoch MJD
Right Ascension deg
Declination deg
V Magnitude mag
Solar Elongation deg
Galactic Latitude deg
Rate deg/day
Direction deg

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