AstDyS

AstDyS-2

Asteroids - Dynamic Site

AstDyS ∴ Objects ∴ 2008CH21 ∴ Orbital info ∴ Epoch epochXXX

2008CH21 ▹

ORBITAL INFORMATION

◲

(ASCII data file 2008CH21.eq0)

Keplerian elements at epoch
58442.4 MJD
	Value	1-σ variation	Units
a	2.64258	2.816e-08	au
e	0.280047	5.283e-08
i	11.763	1.083e-05	deg
Ω	39.93	3.793e-05	deg
ω	58.876	4.98e-05	deg
M	216.001	2.612e-05	deg

Other useful info
Absolute Magnitude (H)	17.1	mag
Slope parameter (G)	0.15	mag
Perihelion	1.9025	au
Aphelion	3.3826	au
Asc. node-Earth separation	1.13524	au
Desc. node-Earth separation	1.84156	au
Earth MOID	0.94817	au
Orbital period	1569.06	days
Date of orbit computation	apr 24 01:32

Correlation matrix
1.00000000	0.40741969	-0.02178184	-0.01425443	0.34954684	-0.58072030
0.40741969	1.00000000	-0.01859577	0.00097581	0.03847418	-0.15413372
-0.02178184	-0.01859577	1.00000000	-0.62768067	0.45653337	0.02022475
-0.01425443	0.00097581	-0.62768067	1.00000000	-0.77077502	0.04184575
0.34954684	0.03847418	0.45653337	-0.77077502	1.00000000	-0.65774925
-0.58072030	-0.15413372	0.02022475	0.04184575	-0.65774925	1.00000000

Covariance matrix
7.93171839E-16	6.06229863E-16	-6.64381073E-15	-1.52288872E-14	4.90266055E-13	-4.27189444E-13
6.06229863E-16	2.79140811E-15	-1.06405687E-14	1.95574592E-15	1.01233398E-13	-2.12705734E-13
-6.64381073E-15	-1.06405687E-14	1.17294640E-10	-2.57876879E-10	2.46237624E-10	5.72126625E-12
-1.52288872E-14	1.95574592E-15	-2.57876879E-10	1.43902762E-09	-1.45614627E-09	4.14625304E-11
4.90266055E-13	1.01233398E-13	2.46237624E-10	-1.45614627E-09	2.48019378E-09	-8.55604435E-10
-4.27189444E-13	-2.12705734E-13	5.72126625E-12	4.14625304E-11	-8.55604435E-10	6.82243995E-10