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Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 2008SA256 ∴ Orbital info ∴ Epoch epochXXX
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(388938) 2008SA256  ▹ 
ORBITAL INFORMATION
◲
(ASCII data file 388938.eq0)
Keplerian elements at epoch
58199.3 MJD
Value 1-σ variation Units
a 2.55668 2.192e-08 au
e 0.031091 6.578e-08
i 13.873 7.09e-06 deg
Ω 13.598 2.822e-05 deg
ω 73.84 0.0001448 deg
M 44.007 0.0001401 deg
Other useful info
Absolute Magnitude (H)    17.2 mag
Slope parameter (G)    0.15 mag
Perihelion 2.4772 au
Aphelion 2.6362 au
Asc. node-Earth separation 1.53182 au
Desc. node-Earth separation 1.57664 au
Earth MOID 1.51746 au
Orbital period 1493.18 days
Date of orbit computation  apr 23 21:12
Correlation matrix
1.000000000.32203980-0.004605760.001690910.18725686-0.18938233
0.322039801.00000000-0.03859140-0.001123380.40753911-0.40139634
-0.00460576-0.038591401.00000000-0.263969950.009335240.04116976
0.00169091-0.00112338-0.263969951.00000000-0.16385691-0.02521398
0.187256860.407539110.00933524-0.163856911.00000000-0.98138604
-0.18938233-0.401396340.04116976-0.02521398-0.981386041.00000000
Covariance matrix
4.80591599E-164.64421008E-16-7.15841745E-161.04594843E-155.94603136E-13-5.81567490E-13
4.64421008E-164.32741385E-15-1.79983389E-14-2.08516873E-153.88315636E-12-3.69879450E-12
-7.15841745E-16-1.79983389E-145.02637934E-11-5.28061242E-119.58637488E-124.08863685E-11
1.04594843E-15-2.08516873E-15-5.28061242E-117.96167310E-10-6.69681494E-10-9.96589073E-11
5.94603136E-133.88315636E-129.58637488E-12-6.69681494E-102.09798676E-08-1.99119516E-08
-5.81567490E-13-3.69879450E-124.08863685E-11-9.96589073E-11-1.99119516E-081.96220854E-08