NEODyS-2

Near Earth Objects - Dynamic Site
NEODyS ∴ Objects ∴ 1991OA ∴ Summary
Contact »
(6491) 1991OA  ▹ 
SUMMARY
Keplerian elements
(Epoch 60600.0 MJD)
Value 1-σ variation Units
a 2.50631 1.564e-08 au
e 0.59167 3.31e-08
i 5.998 7.212e-06 deg
Ω 301.002 6.944e-05 deg
ω 324.735 6.931e-05 deg
M 142.22 7.65e-06 deg

More info »
Other useful info
Absolute Magnitude (H)    18.6 mag
Slope parameter (G)    0.15 mag
Perihelion distance 1.0234 au
Aphelion distance 3.9892 au
Asc. node-Earth separation 0.08346 au
Desc. node-Earth separation 2.16657 au
Earth MOID 0.0417 au
Orbital period 1449.27 days
Date of orbit computation   Jul 29 14:26
Observational summary
Optical observations (Discarded) 204 (2)
Radar observations (Discarded) 0 (0)
Arc length 11898 days
Unobserved 344 days

More info »
Ephemeris
(Epoch 60575 MJD)
Right Ascension 86.3362 deg
Declination 28.189 deg
V Magnitude 25.13 mag
Solar Elongation 92.37 deg
Galactic Latitude -0.44 deg
Rate 0.065 deg/day
Direction 75.755 deg

More info »