AstDyS

AstDyS-2

Asteroids - Dynamic Site

AstDyS ∴ Objects ∴ LaSilla ∴ Orbital info ∴ Epoch epochXXX

(2187) LaSilla ▹

ORBITAL INFORMATION

◲

(ASCII data file 2187.eq1)

Keplerian elements at epoch
60400.0 MJD
	Value	1-σ variation	Units
a	2.53568	8.389e-09	au
e	0.11712	2.882e-08
i	13.264	1.988e-06	deg
Ω	137.171	1.124e-05	deg
ω	214.837	1.854e-05	deg
M	4.402	1.633e-05	deg

Other useful info
Absolute Magnitude (H)	13.7	mag
Slope parameter (G)	0.15	mag
Perihelion	2.2387	au
Aphelion	2.8327	au
Asc. node-Earth separation	1.78115	au
Desc. node-Earth separation	1.26816	au
Earth MOID	1.24247	au
Orbital period	1474.83	days
Date of orbit computation	Jun 5 00:37

Correlation matrix
1.00000000	0.49979989	-0.01787063	-0.02218227	0.23594798	-0.44162007
0.49979989	1.00000000	-0.03913168	-0.05771742	0.41628663	-0.62389556
-0.01787063	-0.03913168	1.00000000	-0.27454027	0.09911700	0.08006442
-0.02218227	-0.05771742	-0.27454027	1.00000000	-0.63805029	0.06509493
0.23594798	0.41628663	0.09911700	-0.63805029	1.00000000	-0.79168615
-0.44162007	-0.62389556	0.08006442	0.06509493	-0.79168615	1.00000000

Covariance matrix
7.03758381E-17	1.20851861E-16	-2.98078437E-16	-2.09198129E-15	3.66877609E-14	-6.04839107E-14
1.20851861E-16	8.30789101E-16	-2.24260563E-15	-1.87021887E-14	2.22398072E-13	-2.93586828E-13
-2.98078437E-16	-2.24260563E-15	3.95328393E-12	-6.13656269E-12	3.65275305E-12	2.59894946E-12
-2.09198129E-15	-1.87021887E-14	-6.13656269E-12	1.26380545E-10	-1.32949950E-10	1.19472120E-11
3.66877609E-14	2.22398072E-13	3.65275305E-12	-1.32949950E-10	3.43547121E-10	-2.39566163E-10
-6.04839107E-14	-2.93586828E-13	2.59894946E-12	1.19472120E-11	-2.39566163E-10	2.66537642E-10