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(55889) 1997WD52  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.56661 1.3e-08 au
e 0.072073 5.835e-08
i 23.697 5.622e-06 deg
Ω 62.36 1.687e-05 deg
ω 42.833 8.014e-05 deg
M 115.779 7.464e-05 deg

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Other useful info
Absolute Magnitude (H)    15.1 mag
Slope parameter (G)    0.15 mag
Perihelion 2.3816 au
Aphelion 2.7516 au
Asc. node-Earth separation 1.4387 au
Desc. node-Earth separation 1.68306 au
Earth MOID 1.42502 au
Orbital period 1501.89 days
Date of orbit computation  apr 23 19:58
Observational summary
Optical observations (Discarded) 996 (9)
Radar observations (Discarded) 0 (0)
Arc length 9571.39 days
Unobserved 72 days

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Ephemeris at epoch 60426 MJD
Right Ascension 244.238 deg
Declination -16.0579 deg
V Magnitude 19.13 mag
Solar Elongation 150.3 deg
Galactic Latitude 24.06 deg
Rate 0.217 deg/day
Direction -111.665 deg

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