AstDyS

AstDyS-2

Asteroids - Dynamic Site

AstDyS ∴ Objects ∴ 1997WZ42 ∴ Orbital info ∴ Epoch epochXXX

(22508) 1997WZ42 ▹

ORBITAL INFORMATION

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(ASCII data file 22508.eq0)

Keplerian elements at epoch
57689.3 MJD
	Value	1-σ variation	Units
a	3.22105	1.767e-08	au
e	0.157965	3.823e-08
i	2.069	3.877e-06	deg
Ω	98.947	0.0001094	deg
ω	270.151	0.0001102	deg
M	146.763	1.238e-05	deg

Other useful info
Absolute Magnitude (H)	14.2	mag
Slope parameter (G)	0.15	mag
Perihelion	2.7122	au
Aphelion	3.7299	au
Asc. node-Earth separation	2.15455	au
Desc. node-Earth separation	2.12527	au
Earth MOID	1.71195	au
Orbital period	2111.52	days
Date of orbit computation	apr 23 19:50

Correlation matrix
1.00000000	0.19112603	0.00420668	0.00412826	-0.00539422	0.00583594
0.19112603	1.00000000	-0.00300097	-0.00537228	0.00447350	-0.07131630
0.00420668	-0.00300097	1.00000000	-0.12119682	0.12145629	-0.00702705
0.00412826	-0.00537228	-0.12119682	1.00000000	-0.99273166	0.00689515
-0.00539422	0.00447350	0.12145629	-0.99273166	1.00000000	-0.12407677
0.00583594	-0.07131630	-0.00702705	0.00689515	-0.12407677	1.00000000

Covariance matrix
3.12143917E-16	1.29098105E-16	2.88143123E-16	7.97989865E-15	-1.05040902E-14	1.27678513E-15
1.29098105E-16	1.46165599E-15	-4.44811830E-16	-2.24715798E-14	1.88504946E-14	-3.37629643E-14
2.88143123E-16	-4.44811830E-16	1.50308297E-11	-5.14085284E-11	5.18996096E-11	-3.37360204E-13
7.97989865E-15	-2.24715798E-14	-5.14085284E-11	1.19702973E-08	-1.19711790E-08	9.34168532E-12
-1.05040902E-14	1.88504946E-14	5.18996096E-11	-1.19711790E-08	1.21480109E-08	-1.69344956E-10
1.27678513E-15	-3.37629643E-14	-3.37360204E-13	9.34168532E-12	-1.69344956E-10	1.53341045E-10