AstDyS

AstDyS-2

Asteroids - Dynamic Site

AstDyS ∴ Objects ∴ 1998HW144 ∴ Orbital info ∴ Epoch epochXXX

(58889) 1998HW144 ▹

ORBITAL INFORMATION

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(ASCII data file 58889.eq1)

Keplerian elements at epoch
60400.0 MJD
	Value	1-σ variation	Units
a	2.2303	7.916e-09	au
e	0.133519	3.332e-08
i	4.407	4.706e-06	deg
Ω	142.097	5.951e-05	deg
ω	140.776	6.354e-05	deg
M	228.296	2.382e-05	deg

Other useful info
Absolute Magnitude (H)	16.5	mag
Slope parameter (G)	0.15	mag
Perihelion	1.9325	au
Aphelion	2.5281	au
Asc. node-Earth separation	1.45683	au
Desc. node-Earth separation	0.97259	au
Earth MOID	0.9183	au
Orbital period	1216.59	days
Date of orbit computation	Jun 5 00:49

Correlation matrix
1.00000000	0.18842222	0.00595542	0.00493351	0.04340951	-0.29585448
0.18842222	1.00000000	0.00256146	0.00255832	0.06231304	-0.20723527
0.00595542	0.00256146	1.00000000	0.40998286	-0.38307787	0.00148058
0.00493351	0.00255832	0.40998286	1.00000000	-0.93342935	-0.00195799
0.04340951	0.06231304	-0.38307787	-0.93342935	1.00000000	-0.34863148
-0.29585448	-0.20723527	0.00148058	-0.00195799	-0.34863148	1.00000000

Covariance matrix
6.26685043E-17	4.97048793E-17	2.21843134E-16	2.32411054E-15	2.18364469E-14	-5.57825363E-14
4.97048793E-17	1.11041292E-15	4.01642091E-16	5.07310322E-15	1.31945207E-13	-1.64475557E-13
2.21843134E-16	4.01642091E-16	2.21420249E-11	1.14802176E-10	-1.14542887E-10	1.65934600E-13
2.32411054E-15	5.07310322E-15	1.14802176E-10	3.54120858E-09	-3.52963340E-09	-2.77511237E-12
2.18364469E-14	1.31945207E-13	-1.14542887E-10	-3.52963340E-09	4.03779990E-09	-5.27636012E-10
-5.57825363E-14	-1.64475557E-13	1.65934600E-13	-2.77511237E-12	-5.27636012E-10	5.67271384E-10