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Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 2009SB21 ∴ Orbital info ∴ Epoch epochXXX
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2009SB21  ▹ 
ORBITAL INFORMATION
◲
(ASCII data file 2009SB21.eq0)
Keplerian elements at epoch
58484.8 MJD
Value 1-σ variation Units
a 2.37729 1.458e-08 au
e 0.249393 1.332e-07
i 3.594 6.823e-06 deg
Ω 246.224 0.0001517 deg
ω 117.718 0.0001525 deg
M 189.969 1.24e-05 deg
Other useful info
Absolute Magnitude (H)    18.1 mag
Slope parameter (G)    0.15 mag
Perihelion 1.7844 au
Aphelion 2.9702 au
Asc. node-Earth separation 1.50693 au
Desc. node-Earth separation 1.0116 au
Earth MOID 0.78494 au
Orbital period 1338.82 days
Date of orbit computation  Jul 26 18:08
Correlation matrix
1.00000000-0.024788440.00961331-0.01081028-0.009045310.20076188
-0.024788441.00000000-0.06826571-0.01691151-0.021944390.22867049
0.00961331-0.068265711.00000000-0.662065680.65951187-0.01345974
-0.01081028-0.01691151-0.662065681.00000000-0.99131488-0.01393443
-0.00904531-0.021944390.65951187-0.991314881.00000000-0.11391448
0.200761880.22867049-0.01345974-0.01393443-0.113914481.00000000
Covariance matrix
2.12571565E-16-4.81343842E-179.56348415E-16-2.39099157E-14-2.01094663E-143.63053219E-14
-4.81343842E-171.77381143E-14-6.20364852E-14-3.41683980E-13-4.45657822E-133.77746370E-13
9.56348415E-16-6.20364852E-144.65566439E-11-6.85299493E-106.86179593E-10-1.13910549E-12
-2.39099157E-14-3.41683980E-13-6.85299493E-102.30131998E-08-2.29310783E-08-2.62188742E-11
-2.01094663E-14-4.45657822E-136.86179593E-10-2.29310783E-082.32513781E-08-2.15446645E-10
3.63053219E-143.77746370E-13-1.13910549E-12-2.62188742E-11-2.15446645E-101.53841292E-10