AstDyS

AstDyS-2

Asteroids - Dynamic Site

AstDyS ∴ Objects ∴ Hefter ∴ Orbital info ∴ Epoch epochXXX

(19423) Hefter ▹

ORBITAL INFORMATION

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(ASCII data file 19423.eq1)

Keplerian elements at epoch
60400.0 MJD
	Value	1-σ variation	Units
a	2.41794	6.897e-09	au
e	0.108687	3.054e-08
i	1.004	3.301e-06	deg
Ω	301.327	0.0002004	deg
ω	173.295	0.0002012	deg
M	32.335	1.719e-05	deg

Other useful info
Absolute Magnitude (H)	15.1	mag
Slope parameter (G)	0.15	mag
Perihelion	2.1551	au
Aphelion	2.6807	au
Asc. node-Earth separation	1.66273	au
Desc. node-Earth separation	1.17306	au
Earth MOID	1.17205	au
Orbital period	1373.31	days
Date of orbit computation	apr 23 19:50

Correlation matrix
1.00000000	-0.07796257	-0.00730890	0.00440949	0.00090357	-0.25194644
-0.07796257	1.00000000	0.00480613	0.00200373	0.00036446	0.01740652
-0.00730890	0.00480613	1.00000000	0.02974635	-0.02984819	0.00132613
0.00440949	0.00200373	0.02974635	1.00000000	-0.99628592	0.00159274
0.00090357	0.00036446	-0.02984819	-0.99628592	1.00000000	-0.08513949
-0.25194644	0.01740652	0.00132613	0.00159274	-0.08513949	1.00000000

Covariance matrix
4.75710121E-17	-1.64231699E-17	-1.66403166E-16	6.09575791E-15	1.25361622E-15	-2.98745746E-14
-1.64231699E-17	9.32823142E-16	4.84544459E-16	1.22661460E-14	2.23912035E-15	9.13974020E-15
-1.66403166E-16	4.84544459E-16	1.08962304E-11	1.96806859E-11	-1.98193658E-11	7.52570065E-14
6.09575791E-15	1.22661460E-14	1.96806859E-11	4.01732274E-08	-4.01685367E-08	5.48827668E-12
1.25361622E-15	2.23912035E-15	-1.98193658E-11	-4.01685367E-08	4.04638603E-08	-2.94433360E-10
-2.98745746E-14	9.13974020E-15	7.52570065E-14	5.48827668E-12	-2.94433360E-10	2.95559284E-10