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.eq0)

Keplerian elements at epoch
57871.4 MJD
	Value	1-σ variation	Units
a	3.12187	2.081e-08	au
e	0.18463	4.605e-08
i	13.639	5.357e-06	deg
Ω	176.154	2.061e-05	deg
ω	269.195	2.555e-05	deg
M	309.417	1.446e-05	deg

Other useful info
Absolute Magnitude (H)	15.4	mag
Slope parameter (G)	0.15	mag
Perihelion	2.5455	au
Aphelion	3.6983	au
Asc. node-Earth separation	2.02801	au
Desc. node-Earth separation	2.00168	au
Earth MOID	1.60448	au
Orbital period	2014.75	days
Date of orbit computation	apr 23 20:26

Correlation matrix
1.00000000	-0.36575534	0.01847264	0.00172915	0.13788804	-0.26046018
-0.36575534	1.00000000	-0.01724698	-0.00403869	-0.14307229	0.27217327
0.01847264	-0.01724698	1.00000000	0.23224473	-0.17924252	-0.00542634
0.00172915	-0.00403869	0.23224473	1.00000000	-0.78846236	0.00656324
0.13788804	-0.14307229	-0.17924252	-0.78846236	1.00000000	-0.60278667
-0.26046018	0.27217327	-0.00542634	0.00656324	-0.60278667	1.00000000

Covariance matrix
4.32904133E-16	-3.50447567E-16	2.05893676E-15	7.41399165E-16	7.33048617E-14	-7.83583178E-14
-3.50447567E-16	2.12066963E-15	-4.25468976E-15	-3.83266812E-15	-1.68345817E-13	1.81229913E-13
2.05893676E-15	-4.25468976E-15	2.86969967E-11	2.56382622E-11	-2.45340676E-11	-4.20313056E-13
7.41399165E-16	-3.83266812E-15	2.56382622E-11	4.24667458E-10	-4.15160246E-10	1.95564848E-12
7.33048617E-14	-1.68345817E-13	-2.45340676E-11	-4.15160246E-10	6.52860823E-10	-2.22700838E-10
-7.83583178E-14	1.81229913E-13	-4.20313056E-13	1.95564848E-12	-2.22700838E-10	2.09071973E-10