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AstDyS ∴ Objects ∴ Alfven ∴ Orbital info ∴ Epoch epochXXX
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(1778) Alfven  ▹ 
ORBITAL INFORMATION
◲
(ASCII data file 1778.eq0)
Keplerian elements at epoch
58065.2 MJD
Value 1-σ variation Units
a 3.14754 9.238e-09 au
e 0.127916 2.448e-08
i 2.474 2.429e-06 deg
Ω 106.238 6.578e-05 deg
ω 136.091 6.674e-05 deg
M 194.031 1.197e-05 deg
Other useful info
Absolute Magnitude (H)    12.0 mag
Slope parameter (G)    0.15 mag
Perihelion 2.7449 au
Aphelion 3.5502 au
Asc. node-Earth separation 2.42748 au
Desc. node-Earth separation 1.81894 au
Earth MOID 1.73399 au
Orbital period 2039.64 days
Date of orbit computation  apr 23 19:46
Correlation matrix
1.000000000.384433610.001541720.00699841-0.00467492-0.05732712
0.384433611.00000000-0.00231823-0.00138495-0.028760370.05952125
0.00154172-0.002318231.000000000.33589113-0.32986683-0.00313949
0.00699841-0.001384950.335891131.00000000-0.98285930-0.00915539
-0.00467492-0.02876037-0.32986683-0.982859301.00000000-0.17240519
-0.057327120.05952125-0.00313949-0.00915539-0.172405191.00000000
Covariance matrix
8.53430285E-178.69410800E-173.46023907E-174.25268977E-15-2.88218206E-15-6.34089770E-15
8.69410800E-175.99293151E-16-1.37877105E-16-2.23015752E-15-4.69869247E-141.74460980E-14
3.46023907E-17-1.37877105E-165.90246204E-125.36779069E-11-5.34833005E-11-9.13234535E-14
4.25268977E-15-2.23015752E-155.36779069E-114.32674065E-09-4.31454237E-09-7.21047508E-12
-2.88218206E-15-4.69869247E-14-5.34833005E-11-4.31454237E-094.45375074E-09-1.37758966E-10
-6.34089770E-151.74460980E-14-9.13234535E-14-7.21047508E-12-1.37758966E-101.43355109E-10