AstDyS-2
Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 2008DB9 ∴ Orbital info ∴ Epoch epochXXX
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(388831) 2008DB9  ▹ 
ORBITAL INFORMATION
◲
(ASCII data file 388831.eq0)
Keplerian elements at epoch
57859.3 MJD
Value 1-σ variation Units
a 2.91935 2.761e-08 au
e 0.052118 5.222e-08
i 10.218 6.668e-06 deg
Ω 148.073 3.037e-05 deg
ω 126.123 7.249e-05 deg
M 174.575 6.495e-05 deg
Other useful info
Absolute Magnitude (H)    16.6 mag
Slope parameter (G)    0.15 mag
Perihelion 2.7672 au
Aphelion 3.0715 au
Asc. node-Earth separation 2.01611 au
Desc. node-Earth separation 1.81343 au
Earth MOID 1.76481 au
Orbital period 1821.91 days
Date of orbit computation  apr 23 21:12
Correlation matrix
1.000000000.262705510.00441113-0.00074996-0.082292400.09017487
0.262705511.00000000-0.010139010.003429870.14227568-0.15291179
0.00441113-0.010139011.000000000.09309819-0.02440161-0.01497142
-0.000749960.003429870.093098191.00000000-0.40532820-0.00773740
-0.082292400.14227568-0.02440161-0.405328201.00000000-0.90905774
0.09017487-0.15291179-0.01497142-0.00773740-0.909057741.00000000
Covariance matrix
7.62437722E-163.78784665E-168.12200892E-16-6.28919088E-16-1.64713795E-131.61728760E-13
3.78784665E-162.72672944E-15-3.53043583E-155.43942913E-155.38542190E-13-5.18634690E-13
8.12200892E-16-3.53043583E-154.44655254E-111.88541957E-11-1.17950095E-11-6.48446570E-12
-6.28919088E-165.43942913E-151.88541957E-119.22380605E-10-8.92339128E-10-1.52633533E-11
-1.64713795E-135.38542190E-13-1.17950095E-11-8.92339128E-105.25455661E-09-4.28015076E-09
1.61728760E-13-5.18634690E-13-6.48446570E-12-1.52633533E-11-4.28015076E-094.21889896E-09