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AstDyS ∴ Objects ∴ 1999XU171 ∴ Summary
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(49915) 1999XU171  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.26297 5.902e-09 au
e 0.124257 2.703e-08
i 4.603 3.893e-06 deg
Ω 322.834 4.12e-05 deg
ω 108.071 4.508e-05 deg
M 67.803 1.836e-05 deg

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Other useful info
Absolute Magnitude (H)    15.5 mag
Slope parameter (G)    0.15 mag
Perihelion 1.9818 au
Aphelion 2.5442 au
Asc. node-Earth separation 1.30483 au
Desc. node-Earth separation 1.15876 au
Earth MOID 1.00241 au
Orbital period 1243.41 days
Date of orbit computation  apr 23 19:56
Observational summary
Optical observations (Discarded) 1708 (6)
Radar observations (Discarded) 0 (0)
Arc length 16066.2 days
Unobserved 37 days

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Ephemeris at epoch 60426 MJD
Right Ascension 135.724 deg
Declination 15.0969 deg
V Magnitude 19.76 mag
Solar Elongation -97.83 deg
Galactic Latitude 35.81 deg
Rate 0.258 deg/day
Direction 110.261 deg

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