AstDyS

AstDyS-2

Asteroids - Dynamic Site

AstDyS ∴ Objects ∴ 1981EZ4 ∴ Orbital info ∴ Epoch epochXXX

(69246) 1981EZ4 ▹

ORBITAL INFORMATION

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(ASCII data file 69246.eq0)

Keplerian elements at epoch
57823.4 MJD
	Value	1-σ variation	Units
a	2.56324	1.283e-08	au
e	0.062463	3.833e-08
i	9.398	5.561e-06	deg
Ω	313.155	2.871e-05	deg
ω	296.423	5.906e-05	deg
M	211.587	5.1e-05	deg

Other useful info
Absolute Magnitude (H)	15.5	mag
Slope parameter (G)	0.15	mag
Perihelion	2.4031	au
Aphelion	2.7233	au
Asc. node-Earth separation	1.47145	au
Desc. node-Earth separation	1.64086	au
Earth MOID	1.40599	au
Orbital period	1498.93	days
Date of orbit computation	apr 23 20:01

Correlation matrix
1.00000000	-0.16967183	0.01638291	-0.00764513	0.02346032	-0.02713783
-0.16967183	1.00000000	0.01687202	0.00807296	-0.10455443	0.10286817
0.01638291	0.01687202	1.00000000	0.31093231	-0.14419902	-0.00682507
-0.00764513	0.00807296	0.31093231	1.00000000	-0.49200951	0.01583519
0.02346032	-0.10455443	-0.14419902	-0.49200951	1.00000000	-0.87609666
-0.02713783	0.10286817	-0.00682507	0.01583519	-0.87609666	1.00000000

Covariance matrix
1.64575739E-16	-8.34347135E-17	1.16873095E-15	-2.81598759E-15	1.77765222E-14	-1.77563318E-14
-8.34347135E-17	1.46929254E-15	3.59634932E-15	8.88484394E-15	-2.36715394E-13	2.01108454E-13
1.16873095E-15	3.59634932E-15	3.09229678E-11	4.96442765E-11	-4.73623045E-11	-1.93572020E-12
-2.81598759E-15	8.88484394E-15	4.96442765E-11	8.24376312E-10	-8.34384424E-10	2.31889572E-11
1.77765222E-14	-2.36715394E-13	-4.73623045E-11	-8.34384424E-10	3.48866992E-09	-2.63922934E-09
-1.77563318E-14	2.01108454E-13	-1.93572020E-12	2.31889572E-11	-2.63922934E-09	2.60129938E-09