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AstDyS ∴ Objects ∴ 1998WC28 ∴ Summary
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(129731) 1998WC28  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 3.05087 1.433e-08 au
e 0.164166 4.547e-08
i 2.506 4.176e-06 deg
Ω 54.477 0.0001034 deg
ω 322.241 0.0001042 deg
M 296.254 1.467e-05 deg

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Other useful info
Absolute Magnitude (H)    15.0 mag
Slope parameter (G)    0.15 mag
Perihelion 2.55 au
Aphelion 3.5517 au
Asc. node-Earth separation 1.63927 au
Desc. node-Earth separation 2.40096 au
Earth MOID 1.55226 au
Orbital period 1946.4 days
Date of orbit computation  apr 23 20:15
Observational summary
Optical observations (Discarded) 1058 (5)
Radar observations (Discarded) 0 (0)
Arc length 9005 days
Unobserved 291 days

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Ephemeris at epoch 60425 MJD
Right Ascension 322.854 deg
Declination -17.0039 deg
V Magnitude 20.6 mag
Solar Elongation 75.25 deg
Galactic Latitude -42.87 deg
Rate 0.29 deg/day
Direction 74.129 deg

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