NEODyS-2

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NEODyS ∴ Objects ∴ 1991OA ∴ Summary
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(6491) 1991OA  ▹ 
SUMMARY
Keplerian elements at epoch
58400.0 MJD
Value 1-σ variation Units
a 2.49943 3.856e-08 au
e 0.591143 4.472e-08
i 5.949 1.217e-05 deg
Ω 301.897 8.483e-05 deg
ω 323.62 8.827e-05 deg
M 314.774 1.331e-05 deg

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Other useful info
Absolute Magnitude (H)    18.5 mag
Slope parameter (G)    0.15 mag
Perihelion 1.0219 au
Aphelion 3.9769 au
Asc. node-Earth separation 0.08537 au
Desc. node-Earth separation 2.11633 au
Earth MOID 0.04081 au
Orbital period 1443.31 days
Date of orbit computation   Oct 1 22:53
Observational summary
Optical observations (Discarded) 185 (1)
Radar observations (Discarded) 0 (0)
Arc length 8895 days
Unobserved 1240 days

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Ephemeris at epoch 58469 MJD
Right Ascension 200.244 deg
Declination -12.882 deg
V Magnitude 22.36 mag
Solar Elongation 61.28 deg
Galactic Latitude 49.35 deg
Rate 0.711 deg/day
Direction 115.138 deg

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