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AstDyS ∴ Objects ∴ 1999XJ239 ∴ Summary
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(137790) 1999XJ239  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.34764 1.005e-08 au
e 0.252802 6.285e-08
i 8.4 6.275e-06 deg
Ω 24.488 3.356e-05 deg
ω 3.306 3.559e-05 deg
M 296.33 1.426e-05 deg

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Other useful info
Absolute Magnitude (H)    16.9 mag
Slope parameter (G)    0.15 mag
Perihelion 1.7542 au
Aphelion 2.9411 au
Asc. node-Earth separation 0.75907 au
Desc. node-Earth separation 1.93635 au
Earth MOID 0.75899 au
Orbital period 1313.85 days
Date of orbit computation  apr 23 20:17
Observational summary
Optical observations (Discarded) 449 (4)
Radar observations (Discarded) 0 (0)
Arc length 9600.09 days
Unobserved 309 days

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Ephemeris at epoch 60425 MJD
Right Ascension 333.591 deg
Declination -19.0758 deg
V Magnitude 21.56 mag
Solar Elongation 66.52 deg
Galactic Latitude -53.15 deg
Rate 0.467 deg/day
Direction 72.098 deg

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