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AstDyS ∴ Objects ∴ 1997WD8 ∴ Summary
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(22506) 1997WD8  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.3335 5.864e-09 au
e 0.175847 3.018e-08
i 2.119 3.529e-06 deg
Ω 160.645 8.471e-05 deg
ω 318.983 8.539e-05 deg
M 105.917 1.022e-05 deg

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Other useful info
Absolute Magnitude (H)    14.9 mag
Slope parameter (G)    0.15 mag
Perihelion 1.9232 au
Aphelion 2.7438 au
Asc. node-Earth separation 1.00571 au
Desc. node-Earth separation 1.59919 au
Earth MOID 0.94023 au
Orbital period 1302 days
Date of orbit computation  feb 22 01:54
Observational summary
Optical observations (Discarded) 2267 (16)
Radar observations (Discarded) 0 (0)
Arc length 10825 days
Unobserved 325 days

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Ephemeris at epoch 60398 MJD
Right Ascension 265.691 deg
Declination -20.864 deg
V Magnitude 19.62 mag
Solar Elongation 102.48 deg
Galactic Latitude 4.77 deg
Rate 0.15 deg/day
Direction 85.329 deg

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