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NEODyS ∴ Objects ∴ 1991OA ∴ Summary
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(6491) 1991OA  ▹ 
SUMMARY
Keplerian elements at epoch
58200.0 MJD
Value 1-σ variation Units
a 2.49969 2.312e-08 au
e 0.591057 2.771e-08
i 5.948 7.584e-06 deg
Ω 301.897 5.975e-05 deg
ω 323.608 6.133e-05 deg
M 264.898 6.648e-06 deg

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Other useful info
Absolute Magnitude (H)    18.5 mag
Slope parameter (G)    0.15 mag
Perihelion 1.0222 au
Aphelion 3.9772 au
Asc. node-Earth separation 0.08623 au
Desc. node-Earth separation 2.11761 au
Earth MOID 0.04157 au
Orbital period 1443.54 days
Date of orbit computation   Feb 5 17:33
Observational summary
Optical observations (Discarded) 185 (4)
Radar observations (Discarded) 0 (0)
Arc length 8895 days
Unobserved 940 days

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Ephemeris at epoch 58169 MJD
Right Ascension 100.612 deg
Declination 24.288 deg
V Magnitude 24.13 mag
Solar Elongation -128.61 deg
Galactic Latitude 8.96 deg
Rate 0.12 deg/day
Direction -94.799 deg

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