AstDyS

AstDyS-2

Asteroids - Dynamic Site

AstDyS ∴ Objects ∴ 2008YY31 ∴ Orbital info ∴ Epoch epochXXX

(328468) 2008YY31 ▹

ORBITAL INFORMATION

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(ASCII data file 328468.eq0)

Keplerian elements at epoch
57947.8 MJD
	Value	1-σ variation	Units
a	1.90078	7.93e-09	au
e	0.146265	6.526e-08
i	27.739	6.084e-06	deg
Ω	116.234	1.224e-05	deg
ω	303.886	2.16e-05	deg
M	131.519	1.959e-05	deg

Other useful info
Absolute Magnitude (H)	17.4	mag
Slope parameter (G)	0.15	mag
Perihelion	1.6228	au
Aphelion	2.1788	au
Asc. node-Earth separation	0.7371	au
Desc. node-Earth separation	1.00906	au
Earth MOID	0.70993	au
Orbital period	957.188	days
Date of orbit computation	Jun 5 01:47

Correlation matrix
1.00000000	0.00116356	0.00000429	0.00440461	-0.05099843	0.04719704
0.00116356	1.00000000	0.07682196	0.00363113	0.12384728	-0.23604854
0.00000429	0.07682196	1.00000000	-0.26231843	0.09248643	0.04037542
0.00440461	0.00363113	-0.26231843	1.00000000	-0.51061165	0.01603591
-0.05099843	0.12384728	0.09248643	-0.51061165	1.00000000	-0.84276911
0.04719704	-0.23604854	0.04037542	0.01603591	-0.84276911	1.00000000

Covariance matrix
6.28780010E-17	6.02080723E-19	2.06884437E-19	4.27561949E-16	-8.73605815E-15	7.33341695E-15
6.02080723E-19	4.25827526E-15	3.05009480E-14	2.90068559E-15	1.74587298E-13	-3.01828659E-13
2.06884437E-19	3.05009480E-14	3.70187818E-11	-1.95380819E-11	1.21562161E-11	4.81360430E-12
4.27561949E-16	2.90068559E-15	-1.95380819E-11	1.49859441E-10	-1.35033675E-10	3.84660720E-12
-8.73605815E-15	1.74587298E-13	1.21562161E-11	-1.35033675E-10	4.66679406E-10	-3.56746909E-10
7.33341695E-15	-3.01828659E-13	4.81360430E-12	3.84660720E-12	-3.56746909E-10	3.83958760E-10