NEODyS-2

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NEODyS ∴ Objects ∴ 1991OA ∴ Summary
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(6491) 1991OA  ▹ 
SUMMARY
Keplerian elements at epoch
58000.0 MJD
Value 1-σ variation Units
a 2.49997 2.318e-08 au
e 0.590913 2.771e-08
i 5.946 7.583e-06 deg
Ω 301.901 5.976e-05 deg
ω 323.596 6.134e-05 deg
M 215.03 6.365e-06 deg

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Other useful info
Absolute Magnitude (H)    18.5 mag
Slope parameter (G)    0.15 mag
Perihelion 1.0227 au
Aphelion 3.9772 au
Asc. node-Earth separation 0.087 au
Desc. node-Earth separation 2.11975 au
Earth MOID 0.04203 au
Orbital period 1443.78 days
Date of orbit computation   Oct 9 22:34
Observational summary
Optical observations (Discarded) 185 (4)
Radar observations (Discarded) 0 (0)
Arc length 8895 days
Unobserved 870 days

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Ephemeris at epoch 58099 MJD
Right Ascension 116.858 deg
Declination 23.3521 deg
V Magnitude 24.16 mag
Solar Elongation 145.32 deg
Galactic Latitude 22.23 deg
Rate 0.166 deg/day
Direction -81.304 deg

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