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AstDyS ∴ Objects ∴ 1999JR85 ∴ Summary
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(20447) 1999JR85  ▹ 
SUMMARY
Keplerian elements at epoch
58400.0 MJD
Value 1-σ variation Units
a 2.60728 1.603e-08 au
e 0.311917 5.094e-08
i 11.356 5.797e-06 deg
Ω 194.906 2.589e-05 deg
ω 118.358 2.812e-05 deg
M 182.835 7.056e-06 deg

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Other useful info
Absolute Magnitude (H)    14.0 mag
Slope parameter (G)    0.15 mag
Perihelion 1.794 au
Aphelion 3.4205 au
Asc. node-Earth separation 1.76078 au
Desc. node-Earth separation 1.05076 au
Earth MOID 0.81279 au
Orbital period 1537.73 days
Date of orbit computation  Oct 31 05:09
Observational summary
Optical observations (Discarded) 913 (1)
Radar observations (Discarded) 0 (0)
Arc length 14453.4 days
Unobserved 282 days

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Ephemeris at epoch 58436 MJD
Right Ascension 154.934 deg
Declination 0.74282 deg
V Magnitude 20.32 mag
Solar Elongation 74.99 deg
Galactic Latitude 45.06 deg
Rate 0.192 deg/day
Direction 118.255 deg

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