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AstDyS ∴ Objects ∴ 1999XU221 ∴ Summary
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(185819) 1999XU221  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.34858 9.386e-09 au
e 0.25616 4.942e-08
i 8.273 5.784e-06 deg
Ω 58.096 4.19e-05 deg
ω 6.249 4.437e-05 deg
M 277.644 1.533e-05 deg

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Other useful info
Absolute Magnitude (H)    16.9 mag
Slope parameter (G)    0.15 mag
Perihelion 1.747 au
Aphelion 2.9502 au
Asc. node-Earth separation 0.76186 au
Desc. node-Earth separation 1.93232 au
Earth MOID 0.76085 au
Orbital period 1314.64 days
Date of orbit computation  apr 23 20:28
Observational summary
Optical observations (Discarded) 418 (2)
Radar observations (Discarded) 0 (0)
Arc length 8250.85 days
Unobserved 701 days

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Ephemeris at epoch 60427 MJD
Right Ascension 345.044 deg
Declination -13.9481 deg
V Magnitude 21.94 mag
Solar Elongation 56.33 deg
Galactic Latitude -60.91 deg
Rate 0.437 deg/day
Direction 70.972 deg

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