AstDyS

AstDyS-2

Asteroids - Dynamic Site

AstDyS ∴ Objects ∴ 1997ED4 ∴ Orbital info ∴ Epoch epochXXX

(175719) 1997ED4 ▹

ORBITAL INFORMATION

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(ASCII data file 175719.eq1)

Keplerian elements at epoch
60400.0 MJD
	Value	1-σ variation	Units
a	3.12688	2.071e-08	au
e	0.177456	4.683e-08
i	13.656	5.363e-06	deg
Ω	175.968	2.054e-05	deg
ω	268.852	2.584e-05	deg
M	40.962	1.696e-05	deg

Other useful info
Absolute Magnitude (H)	15.4	mag
Slope parameter (G)	0.15	mag
Perihelion	2.572	au
Aphelion	3.6818	au
Asc. node-Earth separation	2.04448	au
Desc. node-Earth separation	2.01363	au
Earth MOID	1.63288	au
Orbital period	2019.6	days
Date of orbit computation	apr 23 20:26

Correlation matrix
1.00000000	-0.29563902	-0.02968004	-0.04234276	0.20222288	-0.52879566
-0.29563902	1.00000000	-0.00769068	0.00385192	-0.17794436	0.37082227
-0.02968004	-0.00769068	1.00000000	0.23663500	-0.17847422	-0.00421878
-0.04234276	0.00385192	0.23663500	1.00000000	-0.77673513	0.00969235
0.20222288	-0.17794436	-0.17847422	-0.77673513	1.00000000	-0.59738117
-0.52879566	0.37082227	-0.00421878	0.00969235	-0.59738117	1.00000000

Covariance matrix
4.28954378E-16	-2.86771332E-16	-3.29696335E-15	-1.80100280E-14	1.08240976E-13	-1.85768541E-13
-2.86771332E-16	2.19349610E-15	-1.93186809E-15	3.70488967E-15	-2.15381558E-13	2.94586596E-13
-3.29696335E-15	-1.93186809E-15	2.87665852E-11	2.60647065E-11	-2.47386225E-11	-3.83804512E-13
-1.80100280E-14	3.70488967E-15	2.60647065E-11	4.21754196E-10	-4.12247959E-10	3.37627432E-12
1.08240976E-13	-2.15381558E-13	-2.47386225E-11	-4.12247959E-10	6.67900437E-10	-2.61870228E-10
-1.85768541E-13	2.94586596E-13	-3.83804512E-13	3.37627432E-12	-2.61870228E-10	2.87711667E-10