AstDyS

AstDyS-2

Asteroids - Dynamic Site

AstDyS ∴ Objects ∴ 2008YW157 ∴ Orbital info ∴ Epoch epochXXX

(342920) 2008YW157 ▹

ORBITAL INFORMATION

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(ASCII data file 342920.eq1)

Keplerian elements at epoch
60400.0 MJD
	Value	1-σ variation	Units
a	3.12568	3.003e-08	au
e	0.078484	5.868e-08
i	9.952	6.168e-06	deg
Ω	136.586	2.809e-05	deg
ω	215.173	4.523e-05	deg
M	37.537	3.899e-05	deg

Other useful info
Absolute Magnitude (H)	15.6	mag
Slope parameter (G)	0.15	mag
Perihelion	2.8804	au
Aphelion	3.371	au
Asc. node-Earth separation	2.33375	au
Desc. node-Earth separation	1.90564	au
Earth MOID	1.87958	au
Orbital period	2018.44	days
Date of orbit computation	apr 23 21:02

Correlation matrix
1.00000000	0.11702483	-0.00906515	0.00058216	0.10162940	-0.29407505
0.11702483	1.00000000	0.01030439	0.00521592	-0.04272616	-0.00691732
-0.00906515	0.01030439	1.00000000	0.16150525	-0.11131233	0.01611587
0.00058216	0.00521592	0.16150525	1.00000000	-0.61475661	0.00339281
0.10162940	-0.04272616	-0.11131233	-0.61475661	1.00000000	-0.77415564
-0.29407505	-0.00691732	0.01611587	0.00339281	-0.77415564	1.00000000

Covariance matrix
9.01691647E-16	2.06214769E-16	-1.67897130E-15	4.91003024E-16	1.38036694E-13	-3.44290361E-13
2.06214769E-16	3.44370119E-15	3.72970580E-15	8.59716111E-15	-1.13410357E-13	-1.58266185E-14
-1.67897130E-15	3.72970580E-15	3.80433482E-11	2.79793624E-11	-3.10548038E-11	3.87552791E-12
4.91003024E-16	8.59716111E-15	2.79793624E-11	7.88902989E-10	-7.81018232E-10	3.71543128E-12
1.38036694E-13	-1.13410357E-13	-3.10548038E-11	-7.81018232E-10	2.04593736E-09	-1.36524977E-09
-3.44290361E-13	-1.58266185E-14	3.87552791E-12	3.71543128E-12	-1.36524977E-09	1.52011110E-09