AstDyS

AstDyS-2

Asteroids - Dynamic Site

AstDyS ∴ Objects ∴ 1991EL4 ∴ Orbital info ∴ Epoch epochXXX

(13959) 1991EL4 ▹

ORBITAL INFORMATION

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(ASCII data file 13959.eq1)

Keplerian elements at epoch
60400.0 MJD
	Value	1-σ variation	Units
a	2.67574	7.372e-09	au
e	0.167958	2.59e-08
i	12.82	2.581e-06	deg
Ω	181.337	1.246e-05	deg
ω	86.632	1.464e-05	deg
M	128.603	8.876e-06	deg

Other useful info
Absolute Magnitude (H)	13.4	mag
Slope parameter (G)	0.15	mag
Perihelion	2.2263	au
Aphelion	3.1251	au
Asc. node-Earth separation	1.57856	au
Desc. node-Earth separation	1.6237	au
Earth MOID	1.25571	au
Orbital period	1598.69	days
Date of orbit computation	Jun 5 00:39

Correlation matrix
1.00000000	-0.23807963	-0.00250731	0.01364310	0.01732830	-0.31751954
-0.23807963	1.00000000	0.00104933	0.01463316	0.03345257	0.03713307
-0.00250731	0.00104933	1.00000000	-0.14158819	0.12531502	-0.01721360
0.01364310	0.01463316	-0.14158819	1.00000000	-0.82813969	-0.00207293
0.01732830	0.03345257	0.12531502	-0.82813969	1.00000000	-0.52246911
-0.31751954	0.03713307	-0.01721360	-0.00207293	-0.52246911	1.00000000

Covariance matrix
5.43402424E-17	-4.54535317E-17	-4.77072418E-17	1.25348974E-15	1.87057573E-15	-2.07744763E-14
-4.54535317E-17	6.70763203E-16	7.01475814E-17	4.72356219E-15	1.26874008E-14	8.53580074E-15
-4.77072418E-17	7.01475814E-17	6.66242655E-12	-4.55501946E-12	4.73672239E-12	-3.94354492E-13
1.25348974E-15	4.72356219E-15	-4.55501946E-12	1.55343829E-10	-1.51150362E-10	-2.29314180E-13
1.87057573E-15	1.26874008E-14	4.73672239E-12	-1.51150362E-10	2.14445616E-10	-6.79075478E-11
-2.07744763E-14	8.53580074E-15	-3.94354492E-13	-2.29314180E-13	-6.79075478E-11	7.87766810E-11