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AstDyS ∴ Objects ∴ 1999XR ∴ Summary
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(200261) 1999XR  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.80025 1.69e-08 au
e 0.087986 4.203e-08
i 7.263 4.411e-06 deg
Ω 102.606 4.076e-05 deg
ω 357.659 5.095e-05 deg
M 71.394 3.178e-05 deg

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Other useful info
Absolute Magnitude (H)    15.8 mag
Slope parameter (G)    0.15 mag
Perihelion 2.5539 au
Aphelion 3.0466 au
Asc. node-Earth separation 1.57138 au
Desc. node-Earth separation 2.02972 au
Earth MOID 1.57123 au
Orbital period 1711.57 days
Date of orbit computation  apr 23 20:31
Observational summary
Optical observations (Discarded) 760 (8)
Radar observations (Discarded) 0 (0)
Arc length 8874.73 days
Unobserved 34 days

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Ephemeris at epoch 60425 MJD
Right Ascension 177.322 deg
Declination 12.3923 deg
V Magnitude 20.28 mag
Solar Elongation -136.62 deg
Galactic Latitude 69.28 deg
Rate 0.087 deg/day
Direction -96.428 deg

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