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AstDyS ∴ Objects ∴ 1999JA117 ∴ Summary
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(31768) 1999JA117  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.58016 1.332e-08 au
e 0.218315 6.297e-08
i 3.704 4.917e-06 deg
Ω 329.1 5.352e-05 deg
ω 189.832 5.419e-05 deg
M 54.134 1.265e-05 deg

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Other useful info
Absolute Magnitude (H)    14.8 mag
Slope parameter (G)    0.15 mag
Perihelion 2.0169 au
Aphelion 3.1434 au
Asc. node-Earth separation 2.11963 au
Desc. node-Earth separation 1.0342 au
Earth MOID 1.0265 au
Orbital period 1513.8 days
Date of orbit computation  feb 22 01:56
Observational summary
Optical observations (Discarded) 1600 (2)
Radar observations (Discarded) 0 (0)
Arc length 9258.43 days
Unobserved 379 days

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Ephemeris at epoch 60423 MJD
Right Ascension 259.72 deg
Declination -28.6319 deg
V Magnitude 18.64 mag
Solar Elongation 131.82 deg
Galactic Latitude 5.08 deg
Rate 0.055 deg/day
Direction -116.779 deg

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