AstDyS

AstDyS-2

Asteroids - Dynamic Site

AstDyS ∴ Objects ∴ 2003HQ55 ∴ Orbital info ∴ Epoch epochXXX

(156971) 2003HQ55 ▹

ORBITAL INFORMATION

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(ASCII data file 156971.eq0)

Keplerian elements at epoch
57930.2 MJD
	Value	1-σ variation	Units
a	2.5462	1.201e-08	au
e	0.156146	4.81e-08
i	3.536	5.974e-06	deg
Ω	198.58	7.364e-05	deg
ω	16.991	7.643e-05	deg
M	171.668	2.014e-05	deg

Other useful info
Absolute Magnitude (H)	17.0	mag
Slope parameter (G)	0.15	mag
Perihelion	2.1486	au
Aphelion	2.9438	au
Asc. node-Earth separation	1.15908	au
Desc. node-Earth separation	1.92139	au
Earth MOID	1.14183	au
Orbital period	1484.01	days
Date of orbit computation	apr 23 20:21

Correlation matrix
1.00000000	-0.15150159	0.00888889	-0.00172584	0.11446424	-0.43176729
-0.15150159	1.00000000	0.00200501	0.00346417	-0.15371331	0.55832587
0.00888889	0.00200501	1.00000000	-0.43493065	0.41886134	-0.00222662
-0.00172584	0.00346417	-0.43493065	1.00000000	-0.96109714	-0.00487346
0.11446424	-0.15371331	0.41886134	-0.96109714	1.00000000	-0.26784962
-0.43176729	0.55832587	-0.00222662	-0.00487346	-0.26784962	1.00000000

Covariance matrix
1.44281238E-16	-8.75406850E-17	6.37839655E-16	-1.52649408E-15	1.05077758E-13	-1.04453619E-13
-8.75406850E-17	2.31406539E-15	5.76187585E-16	1.22708847E-14	-5.65113038E-13	5.40934130E-13
6.37839655E-16	5.76187585E-16	3.56876840E-11	-1.91323334E-10	1.91234166E-10	-2.67900638E-13
-1.52649408E-15	1.22708847E-14	-1.91323334E-10	5.42222437E-09	-5.40868956E-09	-7.22761243E-12
1.05077758E-13	-5.65113038E-13	1.91234166E-10	-5.40868956E-09	5.84079626E-09	-4.12283442E-10
-1.04453619E-13	5.40934130E-13	-2.67900638E-13	-7.22761243E-12	-4.12283442E-10	4.05637079E-10