AstDyS

AstDyS-2

Asteroids - Dynamic Site

AstDyS ∴ Objects ∴ 2001HU18 ∴ Orbital info ∴ Epoch epochXXX

(443844) 2001HU18 ▹

ORBITAL INFORMATION

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(ASCII data file 443844.eq1)

Keplerian elements at epoch
60400.0 MJD
	Value	1-σ variation	Units
a	2.25718	1.149e-08	au
e	0.312672	7.872e-08
i	7.646	6.553e-06	deg
Ω	188.562	5.443e-05	deg
ω	60.672	5.721e-05	deg
M	257.641	1.028e-05	deg

Other useful info
Absolute Magnitude (H)	18.7	mag
Slope parameter (G)	0.15	mag
Perihelion	1.5514	au
Aphelion	2.9629	au
Asc. node-Earth separation	0.7676	au
Desc. node-Earth separation	1.40455	au
Earth MOID	0.5567	au
Orbital period	1238.65	days
Date of orbit computation	apr 23 21:24

Correlation matrix
1.00000000	0.34664910	-0.05126372	0.00527143	-0.06435634	-0.35750130
0.34664910	1.00000000	-0.19317327	0.03486908	-0.10380848	0.04331786
-0.05126372	-0.19317327	1.00000000	0.38821326	-0.35804539	-0.00631033
0.00527143	0.03486908	0.38821326	1.00000000	-0.95120596	0.01738828
-0.06435634	-0.10380848	-0.35804539	-0.95120596	1.00000000	-0.26726119
-0.35750130	0.04331786	-0.00631033	0.01738828	-0.26726119	1.00000000

Covariance matrix
1.31994218E-16	3.13509943E-16	-3.85934382E-15	3.29669415E-15	-4.22988004E-14	-4.22045024E-14
3.13509943E-16	6.19680132E-15	-9.96452746E-14	1.49415955E-13	-4.67493801E-13	3.50392208E-14
-3.85934382E-15	-9.96452746E-14	4.29389841E-11	1.38474238E-10	-1.34221846E-10	-4.24895189E-13
3.29669415E-15	1.49415955E-13	1.38474238E-10	2.96309430E-09	-2.96214655E-09	9.72597341E-12
-4.22988004E-14	-4.67493801E-13	-1.34221846E-10	-2.96214655E-09	3.27279258E-09	-1.57108196E-10
-4.22045024E-14	3.50392208E-14	-4.24895189E-13	9.72597341E-12	-1.57108196E-10	1.05586264E-10