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(189458) 1999RO31  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.76833 1.517e-08 au
e 0.176562 5.037e-08
i 6.056 4.814e-06 deg
Ω 121.866 4.768e-05 deg
ω 239.721 4.957e-05 deg
M 106.367 1.235e-05 deg

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Other useful info
Absolute Magnitude (H)    16.1 mag
Slope parameter (G)    0.15 mag
Perihelion 2.2795 au
Aphelion 3.2571 au
Asc. node-Earth separation 1.9602 au
Desc. node-Earth separation 1.44736 au
Earth MOID 1.28347 au
Orbital period 1682.38 days
Date of orbit computation  apr 23 20:29
Observational summary
Optical observations (Discarded) 651 (0)
Radar observations (Discarded) 0 (0)
Arc length 11251.9 days
Unobserved 76 days

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Ephemeris at epoch 60426 MJD
Right Ascension 113.587 deg
Declination 22.5726 deg
V Magnitude 21.96 mag
Solar Elongation -75.77 deg
Galactic Latitude 19.15 deg
Rate 0.244 deg/day
Direction 95.852 deg

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