AstDyS

AstDyS-2

Asteroids - Dynamic Site

AstDyS ∴ Objects ∴ Tokio ∴ Orbital info ∴ Epoch epochXXX

(498) Tokio ▹

ORBITAL INFORMATION

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(ASCII data file 498.eq0)

Keplerian elements at epoch
57004.0 MJD
	Value	1-σ variation	Units
a	2.65007	4.244e-09	au
e	0.224755	2.59e-08
i	9.501	2.584e-06	deg
Ω	97.444	1.52e-05	deg
ω	240.999	1.592e-05	deg
M	42.674	4.233e-06	deg

Other useful info
Absolute Magnitude (H)	8.9	mag
Slope parameter (G)	0.15	mag
Perihelion	2.0545	au
Aphelion	3.2457	au
Asc. node-Earth separation	1.84031	au
Desc. node-Earth separation	1.25303	au
Earth MOID	1.06443	au
Orbital period	1575.74	days
Date of orbit computation	apr 23 19:45

Correlation matrix
1.00000000	-0.29591451	-0.00692470	-0.02404039	0.00796153	0.03252486
-0.29591451	1.00000000	-0.02969274	0.02717277	-0.08194333	0.23402875
-0.00692470	-0.02969274	1.00000000	0.40138255	-0.37267853	-0.02658297
-0.02404039	0.02717277	0.40138255	1.00000000	-0.94320821	0.00381563
0.00796153	-0.08194333	-0.37267853	-0.94320821	1.00000000	-0.31811813
0.03252486	0.23402875	-0.02658297	0.00381563	-0.31811813	1.00000000

Covariance matrix
1.80123823E-17	-3.25226612E-17	-7.59284326E-17	-1.55117442E-15	5.37930652E-16	5.84322408E-16
-3.25226612E-17	6.70607597E-16	-1.98656343E-15	1.06979775E-14	-3.37825181E-14	2.56539935E-14
-7.59284326E-17	-1.98656343E-15	6.67476514E-12	1.57655821E-11	-1.53283896E-11	-2.90718705E-13
-1.55117442E-15	1.06979775E-14	1.57655821E-11	2.31135719E-10	-2.28289150E-10	2.45556248E-13
5.37930652E-16	-3.37825181E-14	-1.53283896E-11	-2.28289150E-10	2.53447687E-10	-2.14379923E-11
5.84322408E-16	2.56539935E-14	-2.90718705E-13	2.45556248E-13	-2.14379923E-11	1.79185581E-11