AstDyS

AstDyS-2

Asteroids - Dynamic Site

AstDyS ∴ Objects ∴ Zhangyizhong ∴ Orbital info ∴ Epoch epochXXX

(21825) Zhangyizhong ▹

ORBITAL INFORMATION

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(ASCII data file 21825.eq1)

Keplerian elements at epoch
60400.0 MJD
	Value	1-σ variation	Units
a	2.40928	8.139e-09	au
e	0.169337	3.047e-08
i	1.558	3.449e-06	deg
Ω	56.427	0.000131	deg
ω	253.547	0.0001315	deg
M	236.497	1.383e-05	deg

Other useful info
Absolute Magnitude (H)	14.9	mag
Slope parameter (G)	0.15	mag
Perihelion	2.0013	au
Aphelion	2.8173	au
Asc. node-Earth separation	1.46949	au
Desc. node-Earth separation	1.22249	au
Earth MOID	0.98726	au
Orbital period	1365.93	days
Date of orbit computation	apr 23 19:50

Correlation matrix
1.00000000	0.07477197	0.00251253	-0.00805186	0.02954378	-0.54752351
0.07477197	1.00000000	-0.00247646	0.00875674	0.00878184	-0.21197003
0.00251253	-0.00247646	1.00000000	-0.14115537	0.14079494	-0.00086959
-0.00805186	0.00875674	-0.14115537	1.00000000	-0.99577484	0.00391644
0.02954378	0.00878184	0.14079494	-0.99577484	1.00000000	-0.08846726
-0.54752351	-0.21197003	-0.00086959	0.00391644	-0.08846726	1.00000000

Covariance matrix
6.62466677E-17	1.85461194E-17	7.05300664E-17	-8.58216869E-15	3.16097246E-14	-6.16374824E-14
1.85461194E-17	9.28676482E-16	-2.60281717E-16	3.49456777E-14	3.51795504E-14	-8.93442881E-14
7.05300664E-17	-2.60281717E-16	1.18949021E-11	-6.37524277E-11	6.38322393E-11	-4.14817604E-14
-8.58216869E-15	3.49456777E-14	-6.37524277E-11	1.71489605E-08	-1.71416509E-08	7.09366727E-12
3.16097246E-14	3.51795504E-14	6.38322393E-11	-1.71416509E-08	1.72800580E-08	-1.60847857E-10
-6.16374824E-14	-8.93442881E-14	-4.14817604E-14	7.09366727E-12	-1.60847857E-10	1.91302304E-10