AstDyS

AstDyS-2

Asteroids - Dynamic Site

AstDyS ∴ Objects ∴ 2008EK21 ∴ Orbital info ∴ Epoch epochXXX

(312372) 2008EK21 ▹

ORBITAL INFORMATION

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(ASCII data file 312372.eq0)

Keplerian elements at epoch
57287.1 MJD
	Value	1-σ variation	Units
a	2.7642	1.873e-08	au
e	0.036776	5.723e-08
i	7.288	5.08e-06	deg
Ω	84.155	5.053e-05	deg
ω	60.709	9.667e-05	deg
M	255.657	8.198e-05	deg

Other useful info
Absolute Magnitude (H)	16.4	mag
Slope parameter (G)	0.15	mag
Perihelion	2.6625	au
Aphelion	2.8659	au
Asc. node-Earth separation	1.72806	au
Desc. node-Earth separation	1.79505	au
Earth MOID	1.68523	au
Orbital period	1678.62	days
Date of orbit computation	feb 22 02:56

Correlation matrix
1.00000000	0.38906298	0.01437722	-0.00370020	-0.05722977	0.07024451
0.38906298	1.00000000	0.00877458	-0.00692084	0.24305770	-0.27628022
0.01437722	0.00877458	1.00000000	-0.14066093	0.05615790	0.02047400
-0.00370020	-0.00692084	-0.14066093	1.00000000	-0.52069112	0.00268969
-0.05722977	0.24305770	0.05615790	-0.52069112	1.00000000	-0.85409335
0.07024451	-0.27628022	0.02047400	0.00268969	-0.85409335	1.00000000

Covariance matrix
3.50684016E-16	4.16955223E-16	1.36784712E-15	-3.50129064E-15	-1.03597529E-13	1.07835609E-13
4.16955223E-16	3.27508860E-15	2.55118714E-15	-2.00131721E-14	1.34459134E-12	-1.29614376E-12
1.36784712E-15	2.55118714E-15	2.58112572E-11	-3.61096644E-11	2.75793998E-11	8.52705620E-12
-3.50129064E-15	-2.00131721E-14	-3.61096644E-11	2.55323504E-09	-2.54328468E-09	1.11413732E-11
-1.03597529E-13	1.34459134E-12	2.75793998E-11	-2.54328468E-09	9.34412871E-09	-6.76809731E-09
1.07835609E-13	-1.29614376E-12	8.52705620E-12	1.11413732E-11	-6.76809731E-09	6.72022320E-09