AstDyS

AstDyS-2

Asteroids - Dynamic Site

AstDyS ∴ Objects ∴ Ehrsson ∴ Orbital info ∴ Epoch epochXXX

(2274) Ehrsson ▹

ORBITAL INFORMATION

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(ASCII data file 2274.eq0)

Keplerian elements at epoch
57577.7 MJD
	Value	1-σ variation	Units
a	2.4093	4.137e-09	au
e	0.229369	2.769e-08
i	2.248	3.18e-06	deg
Ω	348.286	6e-05	deg
ω	187.155	6.022e-05	deg
M	274.527	4.83e-06	deg

Other useful info
Absolute Magnitude (H)	12.6	mag
Slope parameter (G)	0.15	mag
Perihelion	1.8567	au
Aphelion	2.9619	au
Asc. node-Earth separation	1.9482	au
Desc. node-Earth separation	0.86556	au
Earth MOID	0.86057	au
Orbital period	1365.95	days
Date of orbit computation	apr 23 19:46

Correlation matrix
1.00000000	0.09683191	0.00838331	-0.00428221	0.00760402	-0.06381458
0.09683191	1.00000000	0.00138898	0.00414869	0.00720752	-0.06484778
0.00838331	0.00138898	1.00000000	0.13699671	-0.13616724	-0.00137437
-0.00428221	0.00414869	0.13699671	1.00000000	-0.99523199	0.00476057
0.00760402	0.00720752	-0.13616724	-0.99523199	1.00000000	-0.09643891
-0.06381458	-0.06484778	-0.00137437	0.00476057	-0.09643891	1.00000000

Covariance matrix
1.71170085E-17	1.10931955E-17	1.10310198E-16	-1.06291259E-15	1.89463731E-15	-1.27527015E-15
1.10931955E-17	7.66740644E-16	1.22322820E-16	6.89210210E-15	1.20193013E-14	-8.67336714E-15
1.10310198E-16	1.22322820E-16	1.01151438E-11	2.61403957E-11	-2.60812162E-11	-2.11134073E-14
-1.06291259E-15	6.89210210E-15	2.61403957E-11	3.59941560E-09	-3.59591566E-09	1.37956949E-12
1.89463731E-15	1.20193013E-14	-2.60812162E-11	-3.59591566E-09	3.62692304E-09	-2.80536792E-11
-1.27527015E-15	-8.67336714E-15	-2.11134073E-14	1.37956949E-12	-2.80536792E-11	2.33311823E-11