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AstDyS ∴ Objects ∴ 1999XR12 ∴ Summary
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(159439) 1999XR12  ▹ 
SUMMARY
Keplerian elements at epoch
58400.0 MJD
Value 1-σ variation Units
a 2.8386 3.69e-08 au
e 0.200124 1.357e-07
i 12.849 1.224e-05 deg
Ω 218.312 2.608e-05 deg
ω 146.278 3.679e-05 deg
M 29.54 2.794e-05 deg

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Other useful info
Absolute Magnitude (H)    15.3 mag
Slope parameter (G)    0.15 mag
Perihelion 2.2705 au
Aphelion 3.4067 au
Asc. node-Earth separation 2.26031 au
Desc. node-Earth separation 1.34338 au
Earth MOID 1.28136 au
Orbital period 1746.85 days
Date of orbit computation  Oct 31 06:37
Observational summary
Optical observations (Discarded) 341 (4)
Radar observations (Discarded) 0 (0)
Arc length 6890.39 days
Unobserved 154 days

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Ephemeris at epoch 58562 MJD
Right Ascension 68.2987 deg
Declination 12.4073 deg
V Magnitude 20.7 mag
Solar Elongation -69.98 deg
Galactic Latitude -23.27 deg
Rate 0.325 deg/day
Direction 79.528 deg

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