AstDyS

AstDyS-2

Asteroids - Dynamic Site

AstDyS ∴ Objects ∴ 2009SY42 ∴ Orbital info ∴ Epoch epochXXX

(490418) 2009SY42 ▹

ORBITAL INFORMATION

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(ASCII data file 490418.eq0)

Keplerian elements at epoch
58323.9 MJD
	Value	1-σ variation	Units
a	5.1297	2.093e-07	au
e	0.061425	1.11e-07
i	16.456	1.488e-05	deg
Ω	13.584	2.644e-05	deg
ω	43.674	0.0001329	deg
M	250.013	0.0001231	deg

Other useful info
Absolute Magnitude (H)	14.4	mag
Slope parameter (G)	0.15	mag
Perihelion	4.8146	au
Aphelion	5.4448	au
Asc. node-Earth separation	3.89409	au
Desc. node-Earth separation	4.34881	au
Earth MOID	3.84435	au
Orbital period	4243.61	days
Date of orbit computation	apr 23 21:34

Correlation matrix
1.00000000	-0.28146684	0.02956667	-0.01852246	-0.30016917	0.30508299
-0.28146684	1.00000000	-0.01756075	0.00979650	-0.41178812	0.43129202
0.02956667	-0.01756075	1.00000000	0.04213492	-0.00955121	0.00119870
-0.01852246	0.00979650	0.04213492	1.00000000	-0.19386001	0.00395697
-0.30016917	-0.41178812	-0.00955121	-0.19386001	1.00000000	-0.98036633
0.30508299	0.43129202	0.00119870	0.00395697	-0.98036633	1.00000000

Covariance matrix
4.38077078E-14	-6.53865563E-15	9.20719940E-14	-1.02518097E-13	-8.34997968E-12	7.85873771E-12
-6.53865563E-15	1.23188996E-14	-2.89987228E-14	2.87530152E-14	-6.07440643E-12	5.89137850E-12
9.20719940E-14	-2.89987228E-14	2.21360333E-10	1.65774881E-11	-1.88865402E-11	2.19492796E-12
-1.02518097E-13	2.87530152E-14	1.65774881E-11	6.99283653E-10	-6.81332309E-10	1.28780080E-11
-8.34997968E-12	-6.07440643E-12	-1.88865402E-11	-6.81332309E-10	1.76639632E-08	-1.60358508E-08
7.85873771E-12	5.89137850E-12	2.19492796E-12	1.28780080E-11	-1.60358508E-08	1.51467369E-08