AstDyS

AstDyS-2

Asteroids - Dynamic Site

AstDyS ∴ Objects ∴ 1998EX9 ∴ Orbital info ∴ Epoch epochXXX

(181791) 1998EX9 ▹

ORBITAL INFORMATION

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(ASCII data file 181791.eq1)

Keplerian elements at epoch
60400.0 MJD
	Value	1-σ variation	Units
a	2.2016	8.079e-09	au
e	0.122861	6.468e-08
i	4.513	7.11e-06	deg
Ω	176.538	5.379e-05	deg
ω	46.788	5.793e-05	deg
M	309.619	2.01e-05	deg

Other useful info
Absolute Magnitude (H)	17.2	mag
Slope parameter (G)	0.15	mag
Perihelion	1.9311	au
Aphelion	2.4721	au
Asc. node-Earth separation	1.00521	au
Desc. node-Earth separation	1.36365	au
Earth MOID	0.92606	au
Orbital period	1193.18	days
Date of orbit computation	apr 23 20:27

Correlation matrix
1.00000000	-0.15271682	0.00719399	-0.00353202	-0.01505178	-0.13983117
-0.15271682	1.00000000	0.00018140	0.02049058	-0.19901373	0.54405704
0.00719399	0.00018140	1.00000000	0.42089839	-0.38812098	-0.00498337
-0.00353202	0.02049058	0.42089839	1.00000000	-0.93029781	0.01105409
-0.01505178	-0.19901373	-0.38812098	-0.93029781	1.00000000	-0.36529280
-0.13983117	0.54405704	-0.00498337	0.01105409	-0.36529280	1.00000000

Covariance matrix
6.52671371E-17	-7.97952592E-17	4.13230393E-16	-1.53495531E-15	-7.04460701E-15	-2.27059704E-14
-7.97952592E-17	4.18298099E-15	8.34173822E-17	7.12890748E-14	-7.45671701E-13	7.07255255E-13
4.13230393E-16	8.34173822E-17	5.05533407E-11	1.60982216E-10	-1.59868806E-10	-7.12175941E-13
-1.53495531E-15	7.12890748E-14	1.60982216E-10	2.89368614E-09	-2.89914132E-09	1.19519111E-11
-7.04460701E-15	-7.45671701E-13	-1.59868806E-10	-2.89914132E-09	3.35616537E-09	-4.25355042E-10
-2.27059704E-14	7.07255255E-13	-7.12175941E-13	1.19519111E-11	-4.25355042E-10	4.03996498E-10