AstDyS

AstDyS-2

Asteroids - Dynamic Site

AstDyS ∴ Objects ∴ AndreaDoria ∴ Orbital info ∴ Epoch epochXXX

(2175) AndreaDoria ▹

ORBITAL INFORMATION

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(ASCII data file 2175.eq0)

Keplerian elements at epoch
57715.7 MJD
	Value	1-σ variation	Units
a	2.21543	4.229e-09	au
e	0.207371	2.813e-08
i	3.705	3.211e-06	deg
Ω	222.094	3.867e-05	deg
ω	143.702	3.935e-05	deg
M	319.461	6.833e-06	deg

Other useful info
Absolute Magnitude (H)	13.9	mag
Slope parameter (G)	0.15	mag
Perihelion	1.756	au
Aphelion	2.6748	au
Asc. node-Earth separation	1.53675	au
Desc. node-Earth separation	0.82505	au
Earth MOID	0.75577	au
Orbital period	1204.44	days
Date of orbit computation	apr 23 19:46

Correlation matrix
1.00000000	0.15600431	0.00395245	-0.00662257	-0.01496093	0.09923572
0.15600431	1.00000000	-0.00602282	-0.00116084	0.03864274	-0.27552849
0.00395245	-0.00602282	1.00000000	-0.01972069	0.01780667	0.00575732
-0.00662257	-0.00116084	-0.01972069	1.00000000	-0.98127633	0.00179202
-0.01496093	0.03864274	0.01780667	-0.98127633	1.00000000	-0.18593113
0.09923572	-0.27552849	0.00575732	0.00179202	-0.18593113	1.00000000

Covariance matrix
1.78840666E-17	1.85568342E-17	5.36752623E-17	-1.08287775E-15	-2.48960069E-15	2.86768033E-15
1.85568342E-17	7.91167214E-16	-5.44012125E-16	-1.26248722E-15	4.27700740E-14	-5.29578344E-14
5.36752623E-17	-5.44012125E-16	1.03121356E-11	-2.44858974E-12	2.25006528E-12	1.26335255E-13
-1.08287775E-15	-1.26248722E-15	-2.44858974E-12	1.49499332E-09	-1.49296265E-09	4.73470453E-13
-2.48960069E-15	4.27700740E-14	2.25006528E-12	-1.49296265E-09	1.54837443E-09	-4.99942053E-11
2.86768033E-15	-5.29578344E-14	1.26335255E-13	4.73470453E-13	-4.99942053E-11	4.66937899E-11