AstDyS

AstDyS-2

Asteroids - Dynamic Site

AstDyS ∴ Objects ∴ Egeria ∴ Orbital info ∴ Epoch epochXXX

(13) Egeria ▹

ORBITAL INFORMATION

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(ASCII data file 13.eq0)

Keplerian elements at epoch
53945.8 MJD
	Value	1-σ variation	Units
a	2.57559	3.313e-09	au
e	0.085843	2.864e-08
i	16.545	3.39e-06	deg
Ω	43.29	1.155e-05	deg
ω	81.137	2.176e-05	deg
M	157.754	1.821e-05	deg

Other useful info
Absolute Magnitude (H)	6.9	mag
Slope parameter (G)	0.15	mag
Perihelion	2.3545	au
Aphelion	2.7967	au
Asc. node-Earth separation	1.53154	au
Desc. node-Earth separation	1.58192	au
Earth MOID	1.43363	au
Orbital period	1509.78	days
Date of orbit computation	apr 23 19:45

Correlation matrix
1.00000000	0.00645042	-0.01359339	0.01451923	-0.14582553	0.15293133
0.00645042	1.00000000	-0.00024292	0.04285241	-0.03746220	0.03286962
-0.01359339	-0.00024292	1.00000000	-0.00121358	0.02696635	-0.03810960
0.01451923	0.04285241	-0.00121358	1.00000000	-0.52940706	0.01791976
-0.14582553	-0.03746220	0.02696635	-0.52940706	1.00000000	-0.85099685
0.15293133	0.03286962	-0.03810960	0.01791976	-0.85099685	1.00000000

Covariance matrix
1.09766054E-17	6.12096788E-19	-1.52667163E-16	5.55622804E-16	-1.05123860E-14	9.22452024E-15
6.12096788E-19	8.20344818E-16	-2.35851092E-17	1.41767264E-14	-2.33466855E-14	1.71398153E-14
-1.52667163E-16	-2.35851092E-17	1.14912537E-11	-4.75174449E-14	1.98902174E-12	-2.35196784E-12
5.55622804E-16	1.41767264E-14	-4.75174449E-14	1.33415111E-10	-1.33053390E-10	3.76832223E-12
-1.05123860E-14	-2.33466855E-14	1.98902174E-12	-1.33053390E-10	4.73442687E-10	-3.37112574E-10
9.22452024E-15	1.71398153E-14	-2.35196784E-12	3.76832223E-12	-3.37112574E-10	3.31456537E-10