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.eq0)

Keplerian elements at epoch
57672.0 MJD
	Value	1-σ variation	Units
a	2.39466	2.176e-08	au
e	0.084847	6.5e-08
i	5.064	6.04e-06	deg
Ω	84.219	6.991e-05	deg
ω	254.714	7.943e-05	deg
M	326.986	3.811e-05	deg

Other useful info
Absolute Magnitude (H)	17.2	mag
Slope parameter (G)	0.15	mag
Perihelion	2.1915	au
Aphelion	2.5978	au
Asc. node-Earth separation	1.44818	au
Desc. node-Earth separation	1.30982	au
Earth MOID	1.18799	au
Orbital period	1353.52	days
Date of orbit computation	Jun 5 01:47

Correlation matrix
1.00000000	-0.38012958	0.01258464	0.00164354	-0.15952082	0.34278289
-0.38012958	1.00000000	-0.00996017	-0.00038550	0.05305612	-0.12319351
0.01258464	-0.00996017	1.00000000	0.05164928	-0.03890181	-0.01009007
0.00164354	-0.00038550	0.05164928	1.00000000	-0.87690508	0.00255137
-0.15952082	0.05305612	-0.03890181	-0.87690508	1.00000000	-0.47935222
0.34278289	-0.12319351	-0.01009007	0.00255137	-0.47935222	1.00000000

Covariance matrix
4.73504191E-16	-5.37662260E-16	1.65408865E-15	2.50008486E-15	-2.75727930E-13	2.84296255E-13
-5.37662260E-16	4.22505087E-15	-3.91055944E-15	-1.75166848E-15	2.73938390E-13	-3.05206585E-13
1.65408865E-15	-3.91055944E-15	3.64848311E-11	2.18088006E-11	-1.86649763E-11	-2.32295300E-12
2.50008486E-15	-1.75166848E-15	2.18088006E-11	4.88677790E-09	-4.86928679E-09	6.79789332E-12
-2.75727930E-13	2.73938390E-13	-1.86649763E-11	-4.86928679E-09	6.30961608E-09	-1.45126358E-09
2.84296255E-13	-3.05206585E-13	-2.32295300E-12	6.79789332E-12	-1.45126358E-09	1.45271418E-09