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AstDyS ∴ Objects ∴ 2011YW21 ∴ Summary
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(507367) 2011YW21  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 3.14059 4.966e-08 au
e 0.191492 9.417e-08
i 24.077 9.373e-06 deg
Ω 271.48 2.355e-05 deg
ω 187.795 3.975e-05 deg
M 75.116 2.807e-05 deg

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Other useful info
Absolute Magnitude (H)    15.8 mag
Slope parameter (G)    0.15 mag
Perihelion 2.5392 au
Aphelion 3.742 au
Asc. node-Earth separation 2.71745 au
Desc. node-Earth separation 1.56004 au
Earth MOID 1.55793 au
Orbital period 2032.9 days
Date of orbit computation  feb 22 03:37
Observational summary
Optical observations (Discarded) 142 (2)
Radar observations (Discarded) 0 (0)
Arc length 4589.64 days
Unobserved 440 days

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Ephemeris at epoch 60397 MJD
Right Ascension 185.477 deg
Declination -39.0122 deg
V Magnitude 20.67 mag
Solar Elongation 143.93 deg
Galactic Latitude 23.5 deg
Rate 0.186 deg/day
Direction -67.574 deg

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