AstDyS

AstDyS-2

Asteroids - Dynamic Site

AstDyS ∴ Objects ∴ Martina ∴ Orbital info ∴ Epoch epochXXX

(981) Martina ▹

ORBITAL INFORMATION

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(ASCII data file 981.eq0)

Keplerian elements at epoch
58264.6 MJD
	Value	1-σ variation	Units
a	3.09342	7.996e-09	au
e	0.203728	3.032e-08
i	2.066	3.203e-06	deg
Ω	46.078	4.71e-05	deg
ω	298.398	4.777e-05	deg
M	175.895	7.373e-06	deg

Other useful info
Absolute Magnitude (H)	11.2	mag
Slope parameter (G)	0.15	mag
Perihelion	2.4632	au
Aphelion	3.7236	au
Asc. node-Earth separation	1.7134	au
Desc. node-Earth separation	2.27481	au
Earth MOID	1.45704	au
Orbital period	1987.27	days
Date of orbit computation	apr 23 19:46

Correlation matrix
1.00000000	0.48215373	-0.00693768	-0.00207663	-0.00770780	-0.05393155
0.48215373	1.00000000	0.00340306	-0.00507373	0.04712444	-0.50086733
-0.00693768	0.00340306	1.00000000	-0.15386841	0.15273305	-0.00733999
-0.00207663	-0.00507373	-0.15386841	1.00000000	-0.98678285	0.01067844
-0.00770780	0.04712444	0.15273305	-0.98678285	1.00000000	-0.16405272
-0.05393155	-0.50086733	-0.00733999	0.01067844	-0.16405272	1.00000000

Covariance matrix
6.39383589E-17	1.16897058E-16	-1.77662855E-16	-7.82054458E-16	-2.94424382E-15	-3.17939085E-15
1.16897058E-16	9.19336731E-16	3.30452060E-16	-7.24538781E-15	6.82568062E-14	-1.11964491E-13
-1.77662855E-16	3.30452060E-16	1.02565944E-11	-2.32085613E-11	2.33666846E-11	-1.73307538E-13
-7.82054458E-16	-7.24538781E-15	-2.32085613E-11	2.21816737E-09	-2.22014441E-09	3.70787816E-12
-2.94424382E-15	6.82568062E-14	2.33666846E-11	-2.22014441E-09	2.28204895E-09	-5.77784921E-11
-3.17939085E-15	-1.11964491E-13	-1.73307538E-13	3.70787816E-12	-5.77784921E-11	5.43551376E-11