AstDyS

AstDyS-2

Asteroids - Dynamic Site

AstDyS ∴ Objects ∴ 2009SF138 ∴ Orbital info ∴ Epoch epochXXX

(228161) 2009SF138 ▹

ORBITAL INFORMATION

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(ASCII data file 228161.eq1)

Keplerian elements at epoch
60400.0 MJD
	Value	1-σ variation	Units
a	2.78482	2.528e-08	au
e	0.090002	1.139e-07
i	1.631	9.7e-06	deg
Ω	210.01	0.000252	deg
ω	142.249	0.0002548	deg
M	70.694	4.052e-05	deg

Other useful info
Absolute Magnitude (H)	17.3	mag
Slope parameter (G)	0.15	mag
Perihelion	2.5342	au
Aphelion	3.0355	au
Asc. node-Earth separation	1.96891	au
Desc. node-Earth separation	1.58486	au
Earth MOID	1.52868	au
Orbital period	1697.44	days
Date of orbit computation	apr 23 20:37

Correlation matrix
1.00000000	-0.28687169	-0.00411885	0.00884406	-0.01093891	-0.17241418
-0.28687169	1.00000000	0.00459558	0.01068627	0.01641015	-0.23299314
-0.00411885	0.00459558	1.00000000	-0.29372188	0.29059099	-0.00169991
0.00884406	0.01068627	-0.29372188	1.00000000	-0.98784276	-0.01102798
-0.01093891	0.01641015	0.29059099	-0.98784276	1.00000000	-0.13918410
-0.17241418	-0.23299314	-0.00169991	-0.01102798	-0.13918410	1.00000000

Covariance matrix
6.39274156E-16	-8.26003597E-16	-1.01011175E-15	5.63558299E-14	-7.04614239E-14	-1.76634650E-13
-8.26003597E-16	1.29688466E-14	5.07622029E-15	3.06704592E-13	4.76098572E-13	-1.07511061E-12
-1.01011175E-15	5.07622029E-15	9.40803146E-11	-7.18007672E-10	7.18067488E-10	-6.68088642E-13
5.63558299E-14	3.06704592E-13	-7.18007672E-10	6.35165369E-08	-6.34256545E-08	-1.12615645E-10
-7.04614239E-14	4.76098572E-13	7.18067488E-10	-6.34256545E-08	6.49034023E-08	-1.43675494E-09
-1.76634650E-13	-1.07511061E-12	-6.68088642E-13	-1.12615645E-10	-1.43675494E-09	1.64179409E-09