AstDyS-2
Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 2009SB21 ∴ Orbital info ∴ Epoch epochXXX
Contact »
2009SB21  ▹ 
ORBITAL INFORMATION
◲
(ASCII data file 2009SB21.eq1)
Keplerian elements at epoch
60600.0 MJD
Value 1-σ variation Units
a 2.37858 1.461e-08 au
e 0.24882 1.334e-07
i 3.594 6.817e-06 deg
Ω 246.168 0.0001517 deg
ω 117.874 0.0001525 deg
M 38.206 1.25e-05 deg
Other useful info
Absolute Magnitude (H)    18.1 mag
Slope parameter (G)    0.15 mag
Perihelion 1.7867 au
Aphelion 2.9704 au
Asc. node-Earth separation 1.51259 au
Desc. node-Earth separation 1.01309 au
Earth MOID 0.7877 au
Orbital period 1339.91 days
Date of orbit computation  Jul 26 18:08
Correlation matrix
1.00000000-0.006990700.01016219-0.01348062-0.00938129-0.19841474
-0.006990701.00000000-0.06819892-0.01705321-0.022819890.24084894
0.01016219-0.068198921.00000000-0.661460110.65894147-0.01776001
-0.01348062-0.01705321-0.661460111.00000000-0.99125703-0.00894142
-0.00938129-0.022819890.65894147-0.991257031.00000000-0.11045598
-0.198414740.24084894-0.01776001-0.00894142-0.110455981.00000000
Covariance matrix
2.13469161E-16-1.36220575E-171.01210776E-15-2.98779510E-14-2.09006634E-14-3.62510802E-14
-1.36220575E-171.77872450E-14-6.20017005E-14-3.45011769E-13-4.64085267E-134.01678456E-13
1.01210776E-15-6.20017005E-144.64668760E-11-6.83988607E-106.84933609E-10-1.51389005E-12
-2.98779510E-14-3.45011769E-13-6.83988607E-102.30116071E-08-2.29292397E-08-1.69613028E-11
-2.09006634E-14-4.64085267E-136.84933609E-10-2.29292397E-082.32519726E-08-2.10619508E-10
-3.62510802E-144.01678456E-13-1.51389005E-12-1.69613028E-11-2.10619508E-101.56371967E-10