AstDyS

AstDyS-2

Asteroids - Dynamic Site

AstDyS ∴ Objects ∴ 2008SY55 ∴ Orbital info ∴ Epoch epochXXX

(664558) 2008SY55 ▹

ORBITAL INFORMATION

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(ASCII data file 664558.eq0)

Keplerian elements at epoch
57933.5 MJD
	Value	1-σ variation	Units
a	3.13452	2.747e-08	au
e	0.136557	6.508e-08
i	9.745	7.545e-06	deg
Ω	198.976	3.135e-05	deg
ω	203.483	4.085e-05	deg
M	191.616	2.4e-05	deg

Other useful info
Absolute Magnitude (H)	16.3	mag
Slope parameter (G)	0.15	mag
Perihelion	2.7065	au
Aphelion	3.5626	au
Asc. node-Earth separation	2.51445	au
Desc. node-Earth separation	1.73562	au
Earth MOID	1.7168	au
Orbital period	2027	days
Date of orbit computation	apr 23 22:08

Correlation matrix
1.00000000	0.33808856	-0.00270219	-0.00074372	-0.04933715	0.05408094
0.33808856	1.00000000	-0.01289134	0.00463331	-0.26599717	0.39121170
-0.00270219	-0.01289134	1.00000000	-0.17053197	0.12594446	0.00520997
-0.00074372	0.00463331	-0.17053197	1.00000000	-0.75444740	-0.00380963
-0.04933715	-0.26599717	0.12594446	-0.75444740	1.00000000	-0.64452187
0.05408094	0.39121170	0.00520997	-0.00380963	-0.64452187	1.00000000

Covariance matrix
7.54326900E-16	6.04312617E-16	-5.59980370E-16	-6.40320120E-16	-5.53479969E-14	3.56535436E-14
6.04312617E-16	4.23548146E-15	-6.33034244E-15	9.45261012E-15	-7.07092887E-13	6.11141674E-13
-5.59980370E-16	-6.33034244E-15	5.69318513E-11	-4.03359988E-11	3.88154636E-11	9.43608694E-13
-6.40320120E-16	9.45261012E-15	-4.03359988E-11	9.82694958E-10	-9.66020624E-10	-2.86662165E-12
-5.53479969E-14	-7.07092887E-13	3.88154636E-11	-9.66020624E-10	1.66838444E-09	-6.31923331E-10
3.56535436E-14	6.11141674E-13	9.43608694E-13	-2.86662165E-12	-6.31923331E-10	5.76178884E-10