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AstDyS ∴ Objects ∴ 2011AY4 ∴ Summary
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(407571) 2011AY4  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.81109 2.68e-08 au
e 0.172096 7.418e-08
i 10.181 5.523e-06 deg
Ω 110.06 3.383e-05 deg
ω 295.153 3.828e-05 deg
M 340.874 1.788e-05 deg

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Other useful info
Absolute Magnitude (H)    16.4 mag
Slope parameter (G)    0.15 mag
Perihelion 2.3273 au
Aphelion 3.2949 au
Asc. node-Earth separation 1.55894 au
Desc. node-Earth separation 1.92681 au
Earth MOID 1.35915 au
Orbital period 1721.52 days
Date of orbit computation  apr 23 21:16
Observational summary
Optical observations (Discarded) 324 (1)
Radar observations (Discarded) 0 (0)
Arc length 6498.88 days
Unobserved 201 days

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Ephemeris at epoch 60427 MJD
Right Ascension 29.786 deg
Declination 4.5665 deg
V Magnitude 21.26 mag
Solar Elongation 10.37 deg
Galactic Latitude -54.33 deg
Rate 0.501 deg/day
Direction 69.458 deg

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