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(257713) 1999XL138  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 3.10108 2.567e-08 au
e 0.270615 4.579e-08
i 16.788 7.061e-06 deg
Ω 231.371 1.831e-05 deg
ω 270.242 2.272e-05 deg
M 95.326 1.335e-05 deg

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Other useful info
Absolute Magnitude (H)    15.5 mag
Slope parameter (G)    0.15 mag
Perihelion 2.2619 au
Aphelion 3.9403 au
Asc. node-Earth separation 1.86054 au
Desc. node-Earth separation 1.88844 au
Earth MOID 1.34769 au
Orbital period 1994.65 days
Date of orbit computation  apr 23 20:44
Observational summary
Optical observations (Discarded) 494 (3)
Radar observations (Discarded) 0 (0)
Arc length 8621.85 days
Unobserved 316 days

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Ephemeris at epoch 60425 MJD
Right Ascension 284.075 deg
Declination -10.8626 deg
V Magnitude 21.43 mag
Solar Elongation 110.36 deg
Galactic Latitude -6 deg
Rate 0.097 deg/day
Direction 12.881 deg

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