AstDyS

AstDyS-2

Asteroids - Dynamic Site

AstDyS ∴ Objects ∴ 2009WQ31 ∴ Orbital info ∴ Epoch epochXXX

(275171) 2009WQ31 ▹

ORBITAL INFORMATION

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(ASCII data file 275171.eq1)

Keplerian elements at epoch
60400.0 MJD
	Value	1-σ variation	Units
a	2.52893	2.14e-08	au
e	0.140575	5.687e-08
i	2.374	5.519e-06	deg
Ω	204.38	0.0001477	deg
ω	97.103	0.00015	deg
M	316.68	2.897e-05	deg

Other useful info
Absolute Magnitude (H)	16.9	mag
Slope parameter (G)	0.15	mag
Perihelion	2.1734	au
Aphelion	2.8844	au
Asc. node-Earth separation	1.51942	au
Desc. node-Earth separation	1.4412	au
Earth MOID	1.15932	au
Orbital period	1468.94	days
Date of orbit computation	apr 23 20:47

Correlation matrix
1.00000000	0.04078522	0.00587020	-0.00132825	-0.04096114	-0.00242441
0.04078522	1.00000000	0.01824656	0.00415774	-0.01290012	0.01477781
0.00587020	0.01824656	1.00000000	0.06446684	-0.06423490	0.00197719
-0.00132825	0.00415774	0.06446684	1.00000000	-0.98390150	-0.00166133
-0.04096114	-0.01290012	-0.06423490	-0.98390150	1.00000000	-0.16950040
-0.00242441	0.01477781	0.00197719	-0.00166133	-0.16950040	1.00000000

Covariance matrix
4.57793039E-16	4.96269418E-17	6.93126239E-16	-4.19699240E-15	-1.31442781E-13	-1.50260375E-15
4.96269418E-17	3.23415017E-15	5.72645953E-15	3.49188508E-14	-1.10028220E-13	2.43441488E-14
6.93126239E-16	5.72645953E-15	3.04544175E-11	5.25393233E-11	-5.31650647E-11	3.16066195E-13
-4.19699240E-15	3.49188508E-14	5.25393233E-11	2.18095059E-08	-2.17923814E-08	-7.10694399E-12
-1.31442781E-13	-1.10028220E-13	-5.31650647E-11	-2.17923814E-08	2.24936697E-08	-7.36385718E-10
-1.50260375E-15	2.43441488E-14	3.16066195E-13	-7.10694399E-12	-7.36385718E-10	8.39090766E-10