AstDyS

AstDyS-2

Asteroids - Dynamic Site

AstDyS ∴ Objects ∴ 2001YA18 ∴ Orbital info ∴ Epoch epochXXX

(64846) 2001YA18 ▹

ORBITAL INFORMATION

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(ASCII data file 64846.eq0)

Keplerian elements at epoch
57288.0 MJD
	Value	1-σ variation	Units
a	2.84898	1.19e-08	au
e	0.070441	3.148e-08
i	2.816	3.682e-06	deg
Ω	141.914	7.038e-05	deg
ω	265.832	7.659e-05	deg
M	351.889	2.862e-05	deg

Other useful info
Absolute Magnitude (H)	15.3	mag
Slope parameter (G)	0.15	mag
Perihelion	2.6483	au
Aphelion	3.0497	au
Asc. node-Earth separation	1.86331	au
Desc. node-Earth separation	1.80741	au
Earth MOID	1.6596	au
Orbital period	1756.44	days
Date of orbit computation	apr 23 20:00

Correlation matrix
1.00000000	0.07258334	0.00352427	-0.00464819	-0.00658675	0.02327140
0.07258334	1.00000000	-0.00670528	-0.00167708	-0.02414678	0.05391957
0.00352427	-0.00670528	1.00000000	-0.01657548	0.01598043	-0.00088586
-0.00464819	-0.00167708	-0.01657548	1.00000000	-0.92019926	0.00533377
-0.00658675	-0.02414678	0.01598043	-0.92019926	1.00000000	-0.39482860
0.02327140	0.05391957	-0.00088586	0.00533377	-0.39482860	1.00000000

Covariance matrix
1.41527210E-16	2.71852275E-17	1.54374150E-16	-3.89160688E-15	-6.00124518E-15	7.92392809E-15
2.71852275E-17	9.91179065E-16	-7.77280819E-16	-3.71581261E-15	-5.82218122E-14	4.85870560E-14
1.54374150E-16	-7.77280819E-16	1.35571898E-11	-4.29512639E-12	4.50633732E-12	-9.33573973E-14
-3.89160688E-15	-3.71581261E-15	-4.29512639E-12	4.95279219E-09	-4.95972231E-09	1.07437792E-11
-6.00124518E-15	-5.82218122E-14	4.50633732E-12	-4.95972231E-09	5.86544353E-09	-8.65480214E-10
7.92392809E-15	4.85870560E-14	-9.33573973E-14	1.07437792E-11	-8.65480214E-10	8.19211852E-10