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NEODyS ∴ Objects ∴ 1991OA ∴ Summary
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(6491) 1991OA  ▹ 
SUMMARY
Keplerian elements at epoch
57800.0 MJD
Value 1-σ variation Units
a 2.50025 3.891e-08 au
e 0.590738 4.472e-08
i 5.945 1.217e-05 deg
Ω 301.91 8.488e-05 deg
ω 323.584 8.832e-05 deg
M 165.171 1.142e-05 deg

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Other useful info
Absolute Magnitude (H)    18.5 mag
Slope parameter (G)    0.15 mag
Perihelion 1.0233 au
Aphelion 3.9772 au
Asc. node-Earth separation 0.08831 au
Desc. node-Earth separation 2.11827 au
Earth MOID 0.04261 au
Orbital period 1444.02 days
Date of orbit computation   Nov 18 15:49
Observational summary
Optical observations (Discarded) 185 (1)
Radar observations (Discarded) 0 (0)
Arc length 8895 days
Unobserved 610 days

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Ephemeris at epoch 57839 MJD
Right Ascension 68.7735 deg
Declination 25.4251 deg
V Magnitude 25.44 mag
Solar Elongation -64.65 deg
Galactic Latitude -14.76 deg
Rate 0.168 deg/day
Direction 87.635 deg

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