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AstDyS ∴ Objects ∴ 2011SX257 ∴ Summary
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2011SX257  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 3.12903 2.858e-08 au
e 0.241698 1.101e-07
i 14.966 1.059e-05 deg
Ω 241.714 3.505e-05 deg
ω 125.882 5.407e-05 deg
M 91.7 2.962e-05 deg

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Other useful info
Absolute Magnitude (H)    16.8 mag
Slope parameter (G)    0.15 mag
Perihelion 2.3728 au
Aphelion 3.8853 au
Asc. node-Earth separation 2.41975 au
Desc. node-Earth separation 1.59424 au
Earth MOID 1.40837 au
Orbital period 2021.69 days
Date of orbit computation  feb 22 07:48
Observational summary
Optical observations (Discarded) 137 (2)
Radar observations (Discarded) 0 (0)
Arc length 8034.9 days
Unobserved 483 days

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Ephemeris at epoch 60397 MJD
Right Ascension 106.331 deg
Declination 7.73702 deg
V Magnitude 22.7 mag
Solar Elongation -98.97 deg
Galactic Latitude 6.59 deg
Rate 0.123 deg/day
Direction 72.82 deg

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