AstDyS

AstDyS-2

Asteroids - Dynamic Site

AstDyS ∴ Objects ∴ 1999XA118 ∴ Orbital info ∴ Epoch epochXXX

(228281) 1999XA118 ▹

ORBITAL INFORMATION

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(ASCII data file 228281.eq1)

Keplerian elements at epoch
60400.0 MJD
	Value	1-σ variation	Units
a	2.19991	1.005e-08	au
e	0.180913	5.679e-08
i	5.372	5.128e-06	deg
Ω	42.75	6.262e-05	deg
ω	348.309	6.576e-05	deg
M	184.878	2.188e-05	deg

Other useful info
Absolute Magnitude (H)	17.2	mag
Slope parameter (G)	0.15	mag
Perihelion	1.8019	au
Aphelion	2.5979	au
Asc. node-Earth separation	0.81691	au
Desc. node-Earth separation	1.57795	au
Earth MOID	0.80821	au
Orbital period	1191.81	days
Date of orbit computation	apr 23 20:37

Correlation matrix
1.00000000	0.19821337	-0.02365036	0.01616134	0.09933313	-0.64800566
0.19821337	1.00000000	0.01311519	-0.00112986	-0.12807820	0.19716196
-0.02365036	0.01311519	1.00000000	-0.21130140	0.19546534	0.02085706
0.01616134	-0.00112986	-0.21130140	1.00000000	-0.94465630	-0.01298141
0.09933313	-0.12807820	0.19546534	-0.94465630	1.00000000	-0.29069781
-0.64800566	0.19716196	0.02085706	-0.01298141	-0.29069781	1.00000000

Covariance matrix
1.01031597E-16	1.13136721E-16	-1.21902601E-15	1.01727558E-14	6.56535532E-14	-1.42533510E-13
1.13136721E-16	3.22466092E-15	3.81911904E-15	-4.01789157E-15	-4.78247570E-13	2.45004879E-13
-1.21902601E-15	3.81911904E-15	2.62962142E-11	-6.78549515E-11	6.59100901E-11	2.34050387E-12
1.01727558E-14	-4.01789157E-15	-6.78549515E-11	3.92161639E-09	-3.88993108E-09	-1.77895153E-11
6.56535532E-14	-4.78247570E-13	6.59100901E-11	-3.88993108E-09	4.32385434E-09	-4.18299041E-10
-1.42533510E-13	2.45004879E-13	2.34050387E-12	-1.77895153E-11	-4.18299041E-10	4.78871673E-10