AstDyS-2
Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 1981EC38 ∴ Orbital info ∴ Epoch epochXXX
Contact »
(39503) 1981EC38  ▹ 
ORBITAL INFORMATION
◲
(ASCII data file 39503.eq0)
Keplerian elements at epoch
57293.4 MJD
Value 1-σ variation Units
a 2.28895 6.613e-09 au
e 0.098679 3.968e-08
i 2.422 3.935e-06 deg
Ω 233.4 9.124e-05 deg
ω 130.089 9.314e-05 deg
M 165.341 1.833e-05 deg
Other useful info
Absolute Magnitude (H)    15.6 mag
Slope parameter (G)    0.15 mag
Perihelion 2.0631 au
Aphelion 2.5148 au
Asc. node-Earth separation 1.41139 au
Desc. node-Earth separation 1.14254 au
Earth MOID 1.06101 au
Orbital period 1264.89 days
Date of orbit computation  Jun 5 00:45
Correlation matrix
1.00000000-0.090624940.001644400.003027050.03582270-0.20440712
-0.090624941.00000000-0.011946000.001278350.00417163-0.02641301
0.00164440-0.011946001.00000000-0.247099360.239968130.00750295
0.003027050.00127835-0.247099361.00000000-0.97860634-0.00173938
0.035822700.004171630.23996813-0.978606341.00000000-0.20178035
-0.20440712-0.026413010.00750295-0.00173938-0.201780351.00000000
Covariance matrix
4.37307245E-17-2.37804150E-174.27902627E-171.82633520E-152.20645046E-14-2.47808760E-14
-2.37804150E-171.57455094E-15-1.86528018E-154.62800742E-151.54179653E-14-1.92142565E-14
4.27902627E-17-1.86528018E-151.54841098E-11-8.87119674E-118.79506753E-115.41255529E-13
1.82633520E-154.62800742E-15-8.87119674E-118.32405530E-09-8.31606716E-09-2.90930599E-12
2.20645046E-141.54179653E-148.79506753E-11-8.31606716E-098.67530934E-09-3.44547139E-10
-2.47808760E-14-1.92142565E-145.41255529E-13-2.90930599E-12-3.44547139E-103.36089225E-10