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AstDyS ∴ Objects ∴ 1998WD9 ∴ Summary
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(29652) 1998WD9  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.3309 6.174e-09 au
e 0.143506 3.567e-08
i 8.272 4.538e-06 deg
Ω 207.356 2.627e-05 deg
ω 202.715 3.138e-05 deg
M 44.321 1.659e-05 deg

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Other useful info
Absolute Magnitude (H)    15.3 mag
Slope parameter (G)    0.15 mag
Perihelion 1.9964 au
Aphelion 2.6654 au
Asc. node-Earth separation 1.62731 au
Desc. node-Earth separation 1.02116 au
Earth MOID 1.00896 au
Orbital period 1299.82 days
Date of orbit computation  apr 23 19:52
Observational summary
Optical observations (Discarded) 1824 (5)
Radar observations (Discarded) 0 (0)
Arc length 12764.8 days
Unobserved 71 days

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Ephemeris at epoch 60425 MJD
Right Ascension 92.2766 deg
Declination 16.3596 deg
V Magnitude 20.11 mag
Solar Elongation -57.53 deg
Galactic Latitude -1.63 deg
Rate 0.471 deg/day
Direction 87.878 deg

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