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AstDyS ∴ Objects ∴ 1999RO13 ∴ Summary
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(121221) 1999RO13  ▹ 
SUMMARY
Keplerian elements at epoch
58400.0 MJD
Value 1-σ variation Units
a 3.03549 2.996e-08 au
e 0.234661 7.205e-08
i 2.966 6.906e-06 deg
Ω 144.114 0.0001258 deg
ω 199.994 0.0001265 deg
M 218.536 1.187e-05 deg

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Other useful info
Absolute Magnitude (H)    15.6 mag
Slope parameter (G)    0.15 mag
Perihelion 2.3232 au
Aphelion 3.7478 au
Asc. node-Earth separation 2.69081 au
Desc. node-Earth separation 1.33737 au
Earth MOID 1.31507 au
Orbital period 1931.7 days
Date of orbit computation  Oct 31 06:12
Observational summary
Optical observations (Discarded) 431 (6)
Radar observations (Discarded) 0 (0)
Arc length 6798.03 days
Unobserved 307 days

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Ephemeris at epoch 58503 MJD
Right Ascension 217.022 deg
Declination -11.9804 deg
V Magnitude 21.91 mag
Solar Elongation 80.79 deg
Galactic Latitude 44.4 deg
Rate 0.183 deg/day
Direction 104.078 deg

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