AstDyS

AstDyS-2

Asteroids - Dynamic Site

AstDyS ∴ Objects ∴ 2009EF21 ∴ Orbital info ∴ Epoch epochXXX

(309902) 2009EF21 ▹

ORBITAL INFORMATION

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(ASCII data file 309902.eq1)

Keplerian elements at epoch
60400.0 MJD
	Value	1-σ variation	Units
a	2.63777	1.841e-08	au
e	0.043178	6.579e-08
i	10.102	5.989e-06	deg
Ω	140.865	3.74e-05	deg
ω	78.147	8.301e-05	deg
M	145.032	7.103e-05	deg

Other useful info
Absolute Magnitude (H)	16.5	mag
Slope parameter (G)	0.15	mag
Perihelion	2.5239	au
Aphelion	2.7517	au
Asc. node-Earth separation	1.6234	au
Desc. node-Earth separation	1.64362	au
Earth MOID	1.54116	au
Orbital period	1564.78	days
Date of orbit computation	apr 23 20:55

Correlation matrix
1.00000000	0.07345610	0.01045753	0.00736332	-0.28492874	0.24245512
0.07345610	1.00000000	-0.02510889	-0.00119314	-0.23944844	0.27999436
0.01045753	-0.02510889	1.00000000	0.33186460	-0.14695460	-0.00043860
0.00736332	-0.00119314	0.33186460	1.00000000	-0.44640554	0.00283310
-0.28492874	-0.23944844	-0.14695460	-0.44640554	1.00000000	-0.89185999
0.24245512	0.27999436	-0.00043860	0.00283310	-0.89185999	1.00000000

Covariance matrix
3.38824510E-16	8.89534146E-17	1.15286926E-15	5.06929947E-15	-4.35361228E-13	3.17014947E-13
8.89534146E-17	4.32807374E-15	-9.89323283E-15	-2.93580508E-15	-1.30763164E-12	1.30845131E-12
1.15286926E-15	-9.89323283E-15	3.58696315E-11	7.43380959E-11	-7.30588314E-11	-1.86593361E-13
5.06929947E-15	-2.93580508E-15	7.43380959E-11	1.39885949E-09	-1.38593448E-09	7.52677976E-12
-4.35361228E-13	-1.30763164E-12	-7.30588314E-11	-1.38593448E-09	6.89052259E-09	-5.25876448E-09
3.17014947E-13	1.30845131E-12	-1.86593361E-13	7.52677976E-12	-5.25876448E-09	5.04570577E-09