AstDyS

AstDyS-2

Asteroids - Dynamic Site

AstDyS ∴ Objects ∴ 2011HW28 ∴ Orbital info ∴ Epoch epochXXX

(281993) 2011HW28 ▹

ORBITAL INFORMATION

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(ASCII data file 281993.eq1)

Keplerian elements at epoch
60400.0 MJD
	Value	1-σ variation	Units
a	2.23622	9.019e-09	au
e	0.15448	4.641e-08
i	5.211	6.081e-06	deg
Ω	174.923	5.394e-05	deg
ω	89.669	5.813e-05	deg
M	278.755	2.098e-05	deg

Other useful info
Absolute Magnitude (H)	17.5	mag
Slope parameter (G)	0.15	mag
Perihelion	1.8908	au
Aphelion	2.5817	au
Asc. node-Earth separation	1.18646	au
Desc. node-Earth separation	1.18045	au
Earth MOID	0.88384	au
Orbital period	1221.43	days
Date of orbit computation	apr 23 20:49

Correlation matrix
1.00000000	-0.34499731	0.01112435	0.00213095	-0.00767689	-0.23767339
-0.34499731	1.00000000	-0.01599492	0.00060242	-0.15845028	0.50632163
0.01112435	-0.01599492	1.00000000	0.44220502	-0.40485281	-0.01267995
0.00213095	0.00060242	0.44220502	1.00000000	-0.92632651	0.00436705
-0.00767689	-0.15845028	-0.40485281	-0.92632651	1.00000000	-0.36341332
-0.23767339	0.50632163	-0.01267995	0.00436705	-0.36341332	1.00000000

Covariance matrix
8.13461045E-17	-1.44414478E-16	6.10092040E-16	1.03675919E-15	-4.02506801E-15	-4.49778858E-14
-1.44414478E-16	2.15403771E-15	-4.51399640E-15	1.50822162E-15	-4.27503290E-13	4.93063936E-13
6.10092040E-16	-4.51399640E-15	3.69747323E-11	1.45048486E-10	-1.43109835E-10	-1.61778255E-12
1.03675919E-15	1.50822162E-15	1.45048486E-10	2.90987296E-09	-2.90483127E-09	4.94282538E-12
-4.02506801E-15	-4.27503290E-13	-1.43109835E-10	-2.90483127E-09	3.37940006E-09	-4.43272458E-10
-4.49778858E-14	4.93063936E-13	-1.61778255E-12	4.94282538E-12	-4.43272458E-10	4.40250854E-10