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AstDyS ∴ Objects ∴ 1999XJ143 ∴ Summary
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(18879) 1999XJ143  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.66644 9.126e-09 au
e 0.208301 3.397e-08
i 13.54 3.731e-06 deg
Ω 199.933 1.369e-05 deg
ω 135.053 1.626e-05 deg
M 285.92 7.758e-06 deg

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Other useful info
Absolute Magnitude (H)    13.6 mag
Slope parameter (G)    0.15 mag
Perihelion 2.111 au
Aphelion 3.2219 au
Asc. node-Earth separation 1.98997 au
Desc. node-Earth separation 1.22606 au
Earth MOID 1.12576 au
Orbital period 1590.36 days
Date of orbit computation  apr 23 19:50
Observational summary
Optical observations (Discarded) 2793 (3)
Radar observations (Discarded) 0 (0)
Arc length 19353 days
Unobserved 38 days

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Ephemeris at epoch 60427 MJD
Right Ascension 257.555 deg
Declination -9.13287 deg
V Magnitude 17.71 mag
Solar Elongation 137.66 deg
Galactic Latitude 17.65 deg
Rate 0.149 deg/day
Direction -21.233 deg

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