AstDyS

AstDyS-2

Asteroids - Dynamic Site

AstDyS ∴ Objects ∴ 2001YD18 ∴ Orbital info ∴ Epoch epochXXX

(194738) 2001YD18 ▹

ORBITAL INFORMATION

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(ASCII data file 194738.eq1)

Keplerian elements at epoch
60400.0 MJD
	Value	1-σ variation	Units
a	2.35748	1.133e-08	au
e	0.13472	3.847e-08
i	0.612	4.143e-06	deg
Ω	270.949	0.0004892	deg
ω	197.976	0.0004899	deg
M	46.55	2.605e-05	deg

Other useful info
Absolute Magnitude (H)	16.9	mag
Slope parameter (G)	0.15	mag
Perihelion	2.0399	au
Aphelion	2.6751	au
Asc. node-Earth separation	1.63938	au
Desc. node-Earth separation	1.06832	au
Earth MOID	1.0571	au
Orbital period	1322.12	days
Date of orbit computation	apr 23 20:30

Correlation matrix
1.00000000	-0.03749880	-0.00796920	-0.00317615	0.02617258	-0.63156045
-0.03749880	1.00000000	-0.01068559	0.00965637	-0.00166957	-0.10234348
-0.00796920	-0.01068559	1.00000000	-0.06445580	0.06429541	-0.00015351
-0.00317615	0.00965637	-0.06445580	1.00000000	-0.99873341	0.00570227
0.02617258	-0.00166957	0.06429541	-0.99873341	1.00000000	-0.05445431
-0.63156045	-0.10234348	-0.00015351	0.00570227	-0.05445431	1.00000000

Covariance matrix
1.28278618E-16	-1.63387503E-17	-3.73984728E-16	-1.75964222E-14	1.45207806E-13	-1.86350180E-13
-1.63387503E-17	1.47995540E-15	-1.70327454E-15	1.81712416E-13	-3.14626916E-14	-1.02570448E-13
-3.73984728E-16	-1.70327454E-15	1.71681635E-11	-1.30638262E-10	1.30499307E-10	-1.65705957E-14
-1.75964222E-14	1.81712416E-13	-1.30638262E-10	2.39272592E-07	-2.39310827E-07	7.26660970E-11
1.45207806E-13	-3.14626916E-14	1.30499307E-10	-2.39310827E-07	2.39956537E-07	-6.94922358E-10
-1.86350180E-13	-1.02570448E-13	-1.65705957E-14	7.26660970E-11	-6.94922358E-10	6.78696343E-10