AstDyS

AstDyS-2

Asteroids - Dynamic Site

AstDyS ∴ Objects ∴ 2012EF9 ∴ Orbital info ∴ Epoch epochXXX

(531102) 2012EF9 ▹

ORBITAL INFORMATION

◲

(ASCII data file 531102.eq1)

Keplerian elements at epoch
60400.0 MJD
	Value	1-σ variation	Units
a	2.33067	2.312e-08	au
e	0.239911	6.884e-08
i	21.948	1.431e-05	deg
Ω	195.915	1.739e-05	deg
ω	290.532	4.878e-05	deg
M	178.127	3.611e-05	deg

Other useful info
Absolute Magnitude (H)	18.4	mag
Slope parameter (G)	0.15	mag
Perihelion	1.7715	au
Aphelion	2.8898	au
Asc. node-Earth separation	1.02549	au
Desc. node-Earth separation	1.40011	au
Earth MOID	0.88806	au
Orbital period	1299.63	days
Date of orbit computation	Jun 5 02:31

Correlation matrix
1.00000000	-0.52702424	0.04052379	0.02922055	-0.12059047	-0.17598758
-0.52702424	1.00000000	-0.01778234	-0.07226333	0.47654264	-0.33586265
0.04052379	-0.01778234	1.00000000	0.31396151	-0.10026856	-0.01097633
0.02922055	-0.07226333	0.31396151	1.00000000	-0.44557219	0.12343355
-0.12059047	0.47654264	-0.10026856	-0.44557219	1.00000000	-0.89538410
-0.17598758	-0.33586265	-0.01097633	0.12343355	-0.89538410	1.00000000

Covariance matrix
5.34456998E-16	-8.38730858E-16	1.34088234E-14	1.17491984E-14	-1.35982418E-13	-1.46896193E-13
-8.38730858E-16	4.73883186E-15	-1.75205892E-14	-8.65201059E-14	1.60011350E-12	-8.34775113E-13
1.34088234E-14	-1.75205892E-14	2.04855910E-10	7.81563190E-11	-7.00007030E-11	-5.67222665E-12
1.17491984E-14	-8.65201059E-14	7.81563190E-11	3.02501046E-10	-3.78002696E-10	7.75119705E-11
-1.35982418E-13	1.60011350E-12	-7.00007030E-11	-3.78002696E-10	2.37917702E-09	-1.57686636E-09
-1.46896193E-13	-8.34775113E-13	-5.67222665E-12	7.75119705E-11	-1.57686636E-09	1.30359974E-09