AstDyS

AstDyS-2

Asteroids - Dynamic Site

AstDyS ∴ Objects ∴ 1997EK20 ∴ Orbital info ∴ Epoch epochXXX

(100540) 1997EK20 ▹

ORBITAL INFORMATION

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(ASCII data file 100540.eq1)

Keplerian elements at epoch
60400.0 MJD
	Value	1-σ variation	Units
a	2.27626	6.376e-09	au
e	0.166186	4.128e-08
i	5.577	3.67e-06	deg
Ω	254.254	4.463e-05	deg
ω	69.252	4.69e-05	deg
M	155.05	1.495e-05	deg

Other useful info
Absolute Magnitude (H)	16.2	mag
Slope parameter (G)	0.15	mag
Perihelion	1.898	au
Aphelion	2.6545	au
Asc. node-Earth separation	1.07542	au
Desc. node-Earth separation	1.36763	au
Earth MOID	0.89399	au
Orbital period	1254.39	days
Date of orbit computation	apr 23 20:08

Correlation matrix
1.00000000	0.27172417	-0.01907423	-0.00243681	0.09149520	-0.51835635
0.27172417	1.00000000	-0.02145727	-0.00838796	0.06372295	-0.35526753
-0.01907423	-0.02145727	1.00000000	-0.29766854	0.27141588	0.03457627
-0.00243681	-0.00838796	-0.29766854	1.00000000	-0.94937839	0.00912338
0.09149520	0.06372295	0.27141588	-0.94937839	1.00000000	-0.30441429
-0.51835635	-0.35526753	0.03457627	0.00912338	-0.30441429	1.00000000

Covariance matrix
4.06570526E-17	7.15279230E-17	-4.46352692E-16	-6.93517272E-16	2.73640523E-14	-4.94097433E-14
7.15279230E-17	1.70435008E-15	-3.25100149E-15	-1.54562224E-14	1.23392687E-13	-2.19255826E-13
-4.46352692E-16	-3.25100149E-15	1.34687282E-11	-4.87599965E-11	4.67210636E-11	1.89695762E-12
-6.93517272E-16	-1.54562224E-14	-4.87599965E-11	1.99220889E-09	-1.98756323E-09	6.08750777E-12
2.73640523E-14	1.23392687E-13	4.67210636E-11	-1.98756323E-09	2.20002873E-09	-2.13449645E-10
-4.94097433E-14	-2.19255826E-13	1.89695762E-12	6.08750777E-12	-2.13449645E-10	2.23476804E-10