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AstDyS ∴ Objects ∴ 2001XR99 ∴ Summary
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(89558) 2001XR99  ▹ 
SUMMARY
Keplerian elements at epoch
58400.0 MJD
Value 1-σ variation Units
a 2.57799 2.018e-08 au
e 0.085313 1.024e-07
i 4.08 5.746e-06 deg
Ω 80.375 8.779e-05 deg
ω 292.183 9.409e-05 deg
M 97.254 3.089e-05 deg

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Other useful info
Absolute Magnitude (H)    15.5 mag
Slope parameter (G)    0.15 mag
Perihelion 2.3581 au
Aphelion 2.7979 au
Asc. node-Earth separation 1.49412 au
Desc. node-Earth separation 1.6279 au
Earth MOID 1.36136 au
Orbital period 1511.89 days
Date of orbit computation  Oct 31 05:53
Observational summary
Optical observations (Discarded) 650 (9)
Radar observations (Discarded) 0 (0)
Arc length 6315.67 days
Unobserved 465 days

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Ephemeris at epoch 58563 MJD
Right Ascension 146.294 deg
Declination 19.5779 deg
V Magnitude 19.86 mag
Solar Elongation -141.78 deg
Galactic Latitude 46.83 deg
Rate 0.12 deg/day
Direction -79.802 deg

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