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AstDyS ∴ Objects ∴ 1999XR81 ∴ Summary
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(22011) 1999XR81  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 3.11293 1.717e-08 au
e 0.179428 3.956e-08
i 18.526 4.695e-06 deg
Ω 84.942 1.576e-05 deg
ω 24.377 2.397e-05 deg
M 128.526 1.592e-05 deg

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Other useful info
Absolute Magnitude (H)    13.8 mag
Slope parameter (G)    0.15 mag
Perihelion 2.5544 au
Aphelion 3.6715 au
Asc. node-Earth separation 1.60617 au
Desc. node-Earth separation 2.58529 au
Earth MOID 1.58182 au
Orbital period 2006.1 days
Date of orbit computation  feb 22 01:54
Observational summary
Optical observations (Discarded) 1659 (24)
Radar observations (Discarded) 0 (0)
Arc length 12097.5 days
Unobserved 290 days

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Ephemeris at epoch 60399 MJD
Right Ascension 268.527 deg
Declination -18.8197 deg
V Magnitude 19.88 mag
Solar Elongation 100.81 deg
Galactic Latitude 3.52 deg
Rate 0.084 deg/day
Direction 108.747 deg

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