AstDyS-2
Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 2008ER120 ∴ Orbital info ∴ Epoch epochXXX
Contact »
(431711) 2008ER120  ▹ 
ORBITAL INFORMATION
◲
(ASCII data file 431711.eq0)
Keplerian elements at epoch
57973.3 MJD
Value 1-σ variation Units
a 2.30323 1.233e-08 au
e 0.149839 2.384e-07
i 5.133 1.509e-05 deg
Ω 165.602 8.527e-05 deg
ω 359.152 0.0001565 deg
M 260.516 0.0001075 deg
Other useful info
Absolute Magnitude (H)    18.4 mag
Slope parameter (G)    0.15 mag
Perihelion 1.9581 au
Aphelion 2.6483 au
Asc. node-Earth separation 0.96765 au
Desc. node-Earth separation 1.64097 au
Earth MOID 0.96735 au
Orbital period 1276.74 days
Date of orbit computation  apr 23 21:21
Correlation matrix
1.000000000.31591348-0.009126640.012661140.20856998-0.26083705
0.315913481.00000000-0.046964580.015583640.68154148-0.83015855
-0.00912664-0.046964581.000000000.66647118-0.381742470.02558370
0.012661140.015583640.666471181.00000000-0.51815392-0.02838164
0.208569980.68154148-0.38174247-0.518153921.00000000-0.83884866
-0.26083705-0.830158550.02558370-0.02838164-0.838848661.00000000
Covariance matrix
1.52024396E-169.28619440E-16-1.69826799E-151.33109506E-144.02338699E-13-3.45617034E-13
9.28619440E-165.68363186E-14-1.68974809E-133.16782830E-132.54207655E-11-2.12688119E-11
-1.69826799E-15-1.68974809E-132.27759847E-108.57629256E-10-9.01347843E-104.14926486E-11
1.33109506E-143.16782830E-138.57629256E-107.27041606E-09-6.91228728E-09-2.60067654E-10
4.02338699E-132.54207655E-11-9.01347843E-10-6.91228728E-092.44774809E-08-1.41038015E-08
-3.45617034E-13-2.12688119E-114.14926486E-11-2.60067654E-10-1.41038015E-081.15488417E-08