AstDyS

AstDyS-2

Asteroids - Dynamic Site

AstDyS ∴ Objects ∴ 2011AR31 ∴ Orbital info ∴ Epoch epochXXX

(331177) 2011AR31 ▹

ORBITAL INFORMATION

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(ASCII data file 331177.eq1)

Keplerian elements at epoch
60400.0 MJD
	Value	1-σ variation	Units
a	2.39469	2.175e-08	au
e	0.083953	6.52e-08
i	5.062	6.039e-06	deg
Ω	84.188	6.994e-05	deg
ω	254.454	7.962e-05	deg
M	332.691	3.629e-05	deg

Other useful info
Absolute Magnitude (H)	17.2	mag
Slope parameter (G)	0.15	mag
Perihelion	2.1936	au
Aphelion	2.5957	au
Asc. node-Earth separation	1.44894	au
Desc. node-Earth separation	1.3098	au
Earth MOID	1.19057	au
Orbital period	1353.54	days
Date of orbit computation	apr 23 20:59

Correlation matrix
1.00000000	-0.36999560	0.01294050	0.00094538	-0.15910649	0.08890500
-0.36999560	1.00000000	-0.00991614	-0.00050491	0.05385799	-0.02864405
0.01294050	-0.00991614	1.00000000	0.05235857	-0.03940209	-0.01415526
0.00094538	-0.00050491	0.05235857	1.00000000	-0.87529443	0.00240477
-0.15910649	0.05385799	-0.03940209	-0.87529443	1.00000000	-0.46770699
0.08890500	-0.02864405	-0.01415526	0.00240477	-0.46770699	1.00000000

Covariance matrix
4.73037638E-16	-5.24678453E-16	1.69965077E-15	1.43805137E-15	-2.75528949E-13	7.01800940E-14
-5.24678453E-16	4.25106399E-15	-3.90438082E-15	-2.30240418E-15	2.79595659E-13	-6.77833627E-14
1.69965077E-15	-3.90438082E-15	3.64687994E-11	2.21139788E-11	-1.89457369E-11	-3.10254727E-12
1.43805137E-15	-2.30240418E-15	2.21139788E-11	4.89143955E-09	-4.87420749E-09	6.10423793E-12
-2.75528949E-13	2.79595659E-13	-1.89457369E-11	-4.87420749E-09	6.33961669E-09	-1.35159092E-09
7.01800940E-14	-6.77833627E-14	-3.10254727E-12	6.10423793E-12	-1.35159092E-09	1.31728518E-09