AstDyS-2
Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 2011YD31 ∴ Orbital info ∴ Epoch epochXXX
Contact »
(322541) 2011YD31  ▹ 
ORBITAL INFORMATION
◲
(ASCII data file 322541.eq0)
Keplerian elements at epoch
57506.9 MJD
Value 1-σ variation Units
a 2.69587 1.783e-08 au
e 0.017043 5.833e-08
i 2.801 6.206e-06 deg
Ω 155.38 0.0001043 deg
ω 35.687 0.0001875 deg
M 285.834 0.0001561 deg
Other useful info
Absolute Magnitude (H)    16.7 mag
Slope parameter (G)    0.15 mag
Perihelion 2.6499 au
Aphelion 2.7418 au
Asc. node-Earth separation 1.66912 au
Desc. node-Earth separation 1.72282 au
Earth MOID 1.64895 au
Orbital period 1616.77 days
Date of orbit computation  apr 23 20:57
Correlation matrix
1.00000000-0.014980390.00605232-0.00128248-0.052249320.06284721
-0.014980391.00000000-0.005511020.00350289-0.104188830.12780062
0.00605232-0.005511021.000000000.14063546-0.06577873-0.01460291
-0.001282480.003502890.140635461.00000000-0.55425643-0.00199149
-0.05224932-0.10418883-0.06577873-0.554256431.00000000-0.83094236
0.062847210.12780062-0.01460291-0.00199149-0.830942361.00000000
Covariance matrix
3.17932845E-16-1.55817067E-176.69695061E-16-2.38505293E-15-1.74716082E-131.74921280E-13
-1.55817067E-173.40289569E-15-1.99500467E-152.13123514E-14-1.13980348E-121.16371395E-12
6.69695061E-16-1.99500467E-153.85101728E-119.10255532E-11-7.65522151E-11-1.41454305E-11
-2.38505293E-152.13123514E-149.10255532E-111.08783124E-08-1.08411667E-08-3.24226356E-11
-1.74716082E-13-1.13980348E-12-7.65522151E-11-1.08411667E-083.51697296E-08-2.43245244E-08
1.74921280E-131.16371395E-12-1.41454305E-11-3.24226356E-11-2.43245244E-082.43656437E-08