NEODyS-2

Near Earth Objects - Dynamic Site
NEODyS ∴ Objects ∴ 1991OA ∴ Summary
Contact »
(6491) 1991OA  ▹ 
SUMMARY
Keplerian elements
(Epoch 58800.0 MJD)
Value 1-σ variation Units
a 2.49983 2.238e-08 au
e 0.591161 3.615e-08
i 5.949 9.522e-06 deg
Ω 301.893 7.451e-05 deg
ω 323.623 7.626e-05 deg
M 54.534 7.359e-06 deg

More info »
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   Dec 19 17:16
Observational summary
Optical observations (Discarded) 192 (2)
Radar observations (Discarded) 0 (0)
Arc length 10431 days
Unobserved 137 days

More info »
Ephemeris
(Epoch 58901 MJD)
Right Ascension 27.161 deg
Declination 16.6224 deg
V Magnitude 24.49 mag
Solar Elongation -58.73 deg
Galactic Latitude -44.1 deg
Rate 0.288 deg/day
Direction 73.42 deg

More info »