AstDyS

AstDyS-2

Asteroids - Dynamic Site

AstDyS ∴ Objects ∴ 1999EC7 ∴ Orbital info ∴ Epoch epochXXX

(91278) 1999EC7 ▹

ORBITAL INFORMATION

◲

(ASCII data file 91278.eq1)

Keplerian elements at epoch
60400.0 MJD
	Value	1-σ variation	Units
a	2.35912	8.553e-09	au
e	0.130987	3.688e-08
i	5.555	3.9e-06	deg
Ω	170.789	3.767e-05	deg
ω	240.138	4.023e-05	deg
M	77.669	1.337e-05	deg

Other useful info
Absolute Magnitude (H)	16.4	mag
Slope parameter (G)	0.15	mag
Perihelion	2.0501	au
Aphelion	2.6681	au
Asc. node-Earth separation	1.4871	au
Desc. node-Earth separation	1.17117	au
Earth MOID	1.06701	au
Orbital period	1323.5	days
Date of orbit computation	apr 23 20:06

Correlation matrix
1.00000000	-0.03018879	0.00601718	-0.00012573	-0.02467716	-0.18678704
-0.03018879	1.00000000	-0.02226690	0.00138694	-0.04679094	0.13600312
0.00601718	-0.02226690	1.00000000	0.23433361	-0.21788381	-0.00244554
-0.00012573	0.00138694	0.23433361	1.00000000	-0.93252506	0.00039904
-0.02467716	-0.04679094	-0.21788381	-0.93252506	1.00000000	-0.34333772
-0.18678704	0.13600312	-0.00244554	0.00039904	-0.34333772	1.00000000

Covariance matrix
7.31575924E-17	-9.52208756E-18	2.00715334E-16	-4.05078697E-17	-8.49125302E-15	-2.13675706E-14
-9.52208756E-18	1.35992006E-15	-3.20239275E-15	1.92655663E-15	-6.94169314E-14	6.70786440E-14
2.00715334E-16	-3.20239275E-15	1.52095431E-11	3.44238393E-11	-3.41845581E-11	-1.27559227E-13
-4.05078697E-17	1.92655663E-15	3.44238393E-11	1.41883954E-09	-1.41310387E-09	2.01029274E-13
-8.49125302E-15	-6.94169314E-14	-3.41845581E-11	-1.41310387E-09	1.61842981E-09	-1.84734141E-10
-2.13675706E-14	6.70786440E-14	-1.27559227E-13	2.01029274E-13	-1.84734141E-10	1.78878202E-10