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Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 2009SY228 ∴ Orbital info ∴ Epoch epochXXX
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(482008) 2009SY228  ▹ 
ORBITAL INFORMATION
◲
(ASCII data file 482008.eq1)
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.25717 8.292e-09 au
e 0.191827 9.943e-08
i 2.013 9.866e-06 deg
Ω 27.618 0.0002456 deg
ω 305.052 0.0002483 deg
M 134.952 3.217e-05 deg
Other useful info
Absolute Magnitude (H)    18.5 mag
Slope parameter (G)    0.15 mag
Perihelion 1.8242 au
Aphelion 2.6902 au
Asc. node-Earth separation 0.96327 au
Desc. node-Earth separation 1.43977 au
Earth MOID 0.81461 au
Orbital period 1238.64 days
Date of orbit computation  apr 23 21:32
Correlation matrix
1.00000000-0.100306540.013193660.009277700.00388544-0.24410529
-0.100306541.00000000-0.041757770.018319010.00084727-0.15135822
0.01319366-0.041757771.00000000-0.513408620.505600590.01207272
0.009277700.01831901-0.513408621.00000000-0.98465413-0.02137429
0.003885440.000847270.50560059-0.984654131.00000000-0.14894218
-0.24410529-0.151358220.01207272-0.02137429-0.148942181.00000000
Covariance matrix
6.87544460E-17-8.26967517E-171.07938476E-151.88957702E-147.99936433E-15-6.51210100E-14
-8.26967517E-179.88593162E-15-4.09644251E-144.47388605E-132.09169149E-14-4.84181673E-13
1.07938476E-15-4.09644251E-149.73467525E-11-1.24422231E-091.23860677E-093.83230006E-12
1.88957702E-144.47388605E-13-1.24422231E-096.03320652E-08-6.00513734E-08-1.68911548E-10
7.99936433E-152.09169149E-141.23860677E-09-6.00513734E-086.16496025E-08-1.18980663E-09
-6.51210100E-14-4.84181673E-133.83230006E-12-1.68911548E-10-1.18980663E-091.03511140E-09