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AstDyS ∴ Objects ∴ 1997WM53 ∴ Summary
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(90980) 1997WM53  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.32806 8.57e-09 au
e 0.130021 3.951e-08
i 7.238 3.164e-06 deg
Ω 92.029 3.441e-05 deg
ω 294.406 3.743e-05 deg
M 184.284 1.354e-05 deg

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Other useful info
Absolute Magnitude (H)    16.1 mag
Slope parameter (G)    0.15 mag
Perihelion 2.0254 au
Aphelion 2.6308 au
Asc. node-Earth separation 1.18898 au
Desc. node-Earth separation 1.40241 au
Earth MOID 1.04302 au
Orbital period 1297.45 days
Date of orbit computation  feb 22 02:09
Observational summary
Optical observations (Discarded) 1661 (352)
Radar observations (Discarded) 0 (0)
Arc length 9239.91 days
Unobserved 375 days

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Ephemeris at epoch 60398 MJD
Right Ascension 222.124 deg
Declination -6.04091 deg
V Magnitude 20.16 mag
Solar Elongation 145.66 deg
Galactic Latitude 46.39 deg
Rate 0.153 deg/day
Direction -63.835 deg

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