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AstDyS ∴ Objects ∴ 1998WD1 ∴ Summary
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(42784) 1998WD1  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 3.22552 1.991e-08 au
e 0.144768 3.845e-08
i 20.731 3.951e-06 deg
Ω 129.408 1.188e-05 deg
ω 264.471 1.858e-05 deg
M 160.112 1.366e-05 deg

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Other useful info
Absolute Magnitude (H)    13.4 mag
Slope parameter (G)    0.15 mag
Perihelion 2.7586 au
Aphelion 3.6925 au
Asc. node-Earth separation 2.21801 au
Desc. node-Earth separation 2.09987 au
Earth MOID 1.85857 au
Orbital period 2115.92 days
Date of orbit computation  apr 23 19:55
Observational summary
Optical observations (Discarded) 2174 (12)
Radar observations (Discarded) 0 (0)
Arc length 11969.1 days
Unobserved 34 days

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Ephemeris at epoch 60426 MJD
Right Ascension 204.371 deg
Declination 18.3727 deg
V Magnitude 19.02 mag
Solar Elongation -146.86 deg
Galactic Latitude 76.25 deg
Rate 0.163 deg/day
Direction -75.68 deg

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