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AstDyS ∴ Objects ∴ 2011WW87 ∴ Summary
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(333131) 2011WW87  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.6864 2.398e-08 au
e 0.08386 6.72e-08
i 5.655 6.965e-06 deg
Ω 212.866 6.926e-05 deg
ω 334.667 8.076e-05 deg
M 178.987 3.953e-05 deg

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Other useful info
Absolute Magnitude (H)    16.9 mag
Slope parameter (G)    0.15 mag
Perihelion 2.4611 au
Aphelion 2.9117 au
Asc. node-Earth separation 1.47409 au
Desc. node-Earth separation 1.89292 au
Earth MOID 1.46306 au
Orbital period 1608.25 days
Date of orbit computation  apr 23 21:00
Observational summary
Optical observations (Discarded) 321 (3)
Radar observations (Discarded) 0 (0)
Arc length 9473.1 days
Unobserved 219 days

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Ephemeris at epoch 60425 MJD
Right Ascension 15.507 deg
Declination 8.29953 deg
V Magnitude 22.58 mag
Solar Elongation 17.54 deg
Galactic Latitude -54.48 deg
Rate 0.386 deg/day
Direction 69.18 deg

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