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AstDyS ∴ Objects ∴ 2011SM221 ∴ Summary
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(322434) 2011SM221  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.74322 2.447e-08 au
e 0.048019 7.053e-08
i 7.24 7.186e-06 deg
Ω 27.722 4.469e-05 deg
ω 342.422 7.461e-05 deg
M 270.556 5.687e-05 deg

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Other useful info
Absolute Magnitude (H)    16.8 mag
Slope parameter (G)    0.15 mag
Perihelion 2.6115 au
Aphelion 2.875 au
Asc. node-Earth separation 1.62233 au
Desc. node-Earth separation 1.86417 au
Earth MOID 1.61241 au
Orbital period 1659.55 days
Date of orbit computation  apr 23 20:57
Observational summary
Optical observations (Discarded) 290 (4)
Radar observations (Discarded) 0 (0)
Arc length 7526.17 days
Unobserved 343 days

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Ephemeris at epoch 60427 MJD
Right Ascension 306.866 deg
Declination -27.0435 deg
V Magnitude 22 mag
Solar Elongation 94.23 deg
Galactic Latitude -31.99 deg
Rate 0.211 deg/day
Direction 89.695 deg

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