AstDyS

AstDyS-2

Asteroids - Dynamic Site

AstDyS ∴ Objects ∴ 2002ET9 ∴ Orbital info ∴ Epoch epochXXX

(508852) 2002ET9 ▹

ORBITAL INFORMATION

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(ASCII data file 508852.eq1)

Keplerian elements at epoch
60400.0 MJD
	Value	1-σ variation	Units
a	1.93372	9.317e-09	au
e	0.048531	4.074e-08
i	18.067	1.092e-05	deg
Ω	336.795	1.858e-05	deg
ω	295.006	0.0001454	deg
M	327.789	0.000145	deg

Other useful info
Absolute Magnitude (H)	17.9	mag
Slope parameter (G)	0.15	mag
Perihelion	1.8399	au
Aphelion	2.0276	au
Asc. node-Earth separation	0.88115	au
Desc. node-Earth separation	0.97986	au
Earth MOID	0.86419	au
Orbital period	982.172	days
Date of orbit computation	apr 23 21:38

Correlation matrix
1.00000000	0.11292389	0.00240495	-0.05423971	-0.42330621	0.39077055
0.11292389	1.00000000	0.00456030	0.00497342	0.12002229	-0.13495234
0.00240495	0.00456030	1.00000000	0.60320725	-0.02296718	-0.05102607
-0.05423971	0.00497342	0.60320725	1.00000000	-0.00688109	-0.11252871
-0.42330621	0.12002229	-0.02296718	-0.00688109	1.00000000	-0.99160816
0.39077055	-0.13495234	-0.05102607	-0.11252871	-0.99160816	1.00000000

Covariance matrix
8.68081787E-17	4.28656517E-17	2.44576309E-16	-9.38743955E-15	-5.73301669E-13	5.28026270E-13
4.28656517E-17	1.65991773E-15	2.02798722E-15	3.76398712E-15	7.10809840E-13	-7.97401582E-13
2.44576309E-16	2.02798722E-15	1.19139982E-10	1.22305156E-10	-3.64405370E-11	-8.07744927E-11
-9.38743955E-15	3.76398712E-15	1.22305156E-10	3.45063399E-10	-1.85804012E-11	-3.03155996E-10
-5.73301669E-13	7.10809840E-13	-3.64405370E-11	-1.85804012E-11	2.11298535E-08	-2.09045932E-08
5.28026270E-13	-7.97401582E-13	-8.07744927E-11	-3.03155996E-10	-2.09045932E-08	2.10332689E-08