NEODyS-2

Near Earth Objects - Dynamic Site
NEODyS ∴ Objects ∴ 1991OA ∴ Orbital info ∴ Epoch 56337 MJD
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(6491) 1991OA  ▹ 
ORBITAL INFORMATION
(ASCII data file 6491.eq0)
Keplerian elements
(Epoch 56337.7 MJD)
Value 1-σ variation Units
a 2.50788 6.205e-09 au
e 0.590629 3.446e-08
i 5.82 7.036e-06 deg
Ω 302.717 7.271e-05 deg
ω 322.282 7.237e-05 deg
M 162.605 7.523e-06 deg
Other useful info
Absolute Magnitude (H)    18.6 mag
Slope parameter (G)    0.15 mag
Perihelion distance 1.0267 au
Aphelion distance 3.9891 au
Asc. node-Earth separation 0.09657 au
Desc. node-Earth separation 2.0798 au
Earth MOID 0.04525 au
Orbital period 1450.64 days
Date of orbit computation   feb 26 13:20

Covariance matrix
3.85018045E-179.22416424E-181.43469333E-151.90900990E-14-4.73400033E-147.09287290E-15
9.22416424E-181.18738807E-15-4.46523283E-14-4.32850597E-133.48972513E-132.69386551E-14
1.43469333E-15-4.46523283E-144.95113880E-112.37389602E-10-2.34279059E-101.00188506E-12
1.90900990E-14-4.32850597E-132.37389602E-105.28649009E-09-5.23107618E-09-1.10036139E-11
-4.73400033E-143.48972513E-13-2.34279059E-10-5.23107618E-095.23807089E-09-3.92809772E-11
7.09287290E-152.69386551E-141.00188506E-12-1.10036139E-11-3.92809772E-115.65903802E-11

Correlation matrix
1.000000000.043140990.032859880.04231398-0.105414910.15195337
0.043140991.00000000-0.18415996-0.172765880.139929470.10392218
0.03285988-0.184159961.000000000.46400796-0.460039620.01892753
0.04231398-0.172765880.464007961.00000000-0.99408071-0.02011779
-0.105414910.13992947-0.46003962-0.994080711.00000000-0.07214817
0.151953370.103922180.01892753-0.02011779-0.072148171.00000000