NEODyS-2

Near Earth Objects - Dynamic Site
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 3.891e-08 au
e 0.590913 4.472e-08
i 5.946 1.217e-05 deg
Ω 301.901 8.486e-05 deg
ω 323.596 8.83e-05 deg
M 215.03 1.197e-05 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   Jul 10 22:44
Observational summary
Optical observations (Discarded) 185 (1)
Radar observations (Discarded) 0 (0)
Arc length 8895 days
Unobserved 759 days

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Ephemeris at epoch 57988 MJD
Right Ascension 107.997 deg
Declination 24.6478 deg
V Magnitude 25.41 mag
Solar Elongation 43.55 deg
Galactic Latitude 15.22 deg
Rate 0.226 deg/day
Direction 97.429 deg

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