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(257716) 1999XQ142  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.38889 1.962e-08 au
e 0.151017 7.885e-08
i 23.542 8.137e-06 deg
Ω 280.076 1.531e-05 deg
ω 201.894 2.853e-05 deg
M 183.234 2.828e-05 deg

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Other useful info
Absolute Magnitude (H)    16.1 mag
Slope parameter (G)    0.15 mag
Perihelion 2.0281 au
Aphelion 2.7496 au
Asc. node-Earth separation 1.69819 au
Desc. node-Earth separation 1.06482 au
Earth MOID 1.05559 au
Orbital period 1348.63 days
Date of orbit computation  apr 23 20:44
Observational summary
Optical observations (Discarded) 327 (45)
Radar observations (Discarded) 0 (0)
Arc length 8587.94 days
Unobserved 311 days

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Ephemeris at epoch 60425 MJD
Right Ascension 326.103 deg
Declination -2.52891 deg
V Magnitude 21.69 mag
Solar Elongation 67.86 deg
Galactic Latitude -39 deg
Rate 0.319 deg/day
Direction 50.297 deg

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