AstDyS-2
Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 2009FR31 ∴ Orbital info ∴ Epoch epochXXX
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(389246) 2009FR31  ▹ 
ORBITAL INFORMATION
◲
(ASCII data file 389246.eq1)
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 1.91879 1.262e-08 au
e 0.13689 5.87e-08
i 22.547 6.375e-06 deg
Ω 162.343 1.608e-05 deg
ω 284.135 2.888e-05 deg
M 323.864 2.91e-05 deg
Other useful info
Absolute Magnitude (H)    17.9 mag
Slope parameter (G)    0.15 mag
Perihelion 1.6561 au
Aphelion 2.1815 au
Asc. node-Earth separation 0.83086 au
Desc. node-Earth separation 0.94015 au
Earth MOID 0.77536 au
Orbital period 970.825 days
Date of orbit computation  apr 23 21:12
Correlation matrix
1.00000000-0.19484574-0.003637980.006822790.26523811-0.59283251
-0.194845741.000000000.03584074-0.03410846-0.076383990.14121218
-0.003637980.035840741.000000000.03604380-0.047233790.03119295
0.00682279-0.034108460.036043801.00000000-0.51449990-0.00055709
0.26523811-0.07638399-0.04723379-0.514499901.00000000-0.80171094
-0.592832510.141212180.03119295-0.00055709-0.801710941.00000000
Covariance matrix
1.59355793E-16-1.44372387E-16-2.92777887E-161.38462500E-159.67082821E-14-2.17801408E-13
-1.44372387E-163.44523288E-151.34115841E-14-3.21853117E-14-1.29495734E-132.41227154E-13
-2.92777887E-161.34115841E-144.06431686E-113.69411667E-12-8.69741879E-125.78755259E-12
1.38462500E-15-3.21853117E-143.69411667E-122.58447612E-10-2.38899573E-10-2.60650968E-13
9.67082821E-14-1.29495734E-13-8.69741879E-12-2.38899573E-108.34233525E-10-6.73916938E-10
-2.17801408E-132.41227154E-135.78755259E-12-2.60650968E-13-6.73916938E-108.47011856E-10