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AstDyS ∴ Objects ∴ 2009SL257 ∴ Summary
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(392201) 2009SL257  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 5.1526 1.826e-07 au
e 0.157897 8.579e-08
i 13.733 1.129e-05 deg
Ω 354.452 3.329e-05 deg
ω 98.841 5.295e-05 deg
M 13.028 3.632e-05 deg

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Other useful info
Absolute Magnitude (H)    14.3 mag
Slope parameter (G)    0.15 mag
Perihelion 4.339 au
Aphelion 5.9662 au
Asc. node-Earth separation 4.14461 au
Desc. node-Earth separation 3.9108 au
Earth MOID 3.39141 au
Orbital period 4272.07 days
Date of orbit computation  feb 22 03:13
Observational summary
Optical observations (Discarded) 198 (0)
Radar observations (Discarded) 0 (0)
Arc length 5245.08 days
Unobserved 77 days

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Ephemeris at epoch 60418 MJD
Right Ascension 103.309 deg
Declination 34.431 deg
V Magnitude 21.53 mag
Solar Elongation -73.4 deg
Galactic Latitude 15.28 deg
Rate 0.176 deg/day
Direction 111.678 deg

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