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NEODyS ∴ Objects ∴ 1991OA ∴ Summary
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(6491) 1991OA  ▹ 
SUMMARY
Keplerian elements
(Epoch 58800.0 MJD)
Value 1-σ variation Units
a 2.49983 2.446e-08 au
e 0.591161 3.709e-08
i 5.949 9.809e-06 deg
Ω 301.893 7.513e-05 deg
ω 323.623 7.74e-05 deg
M 54.534 7.534e-06 deg

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Other useful info
Absolute Magnitude (H)    18.5 mag
Slope parameter (G)    0.15 mag
Perihelion distance 1.022 au
Aphelion distance 3.9776 au
Asc. node-Earth separation 0.08734 au
Desc. node-Earth separation 2.11843 au
Earth MOID 0.0423 au
Orbital period 1443.66 days
Date of orbit computation   Nov 8 14:21
Observational summary
Optical observations (Discarded) 188 (2)
Radar observations (Discarded) 0 (0)
Arc length 10185 days
Unobserved 289 days

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Ephemeris
(Epoch 58808 MJD)
Right Ascension 12.1628 deg
Declination 14.8605 deg
V Magnitude 22.5 mag
Solar Elongation -138.13 deg
Galactic Latitude -48.01 deg
Rate 0.115 deg/day
Direction -144.079 deg

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