AstDyS

AstDyS-2

Asteroids - Dynamic Site

AstDyS ∴ Objects ∴ 1989SL2 ∴ Orbital info ∴ Epoch epochXXX

(21025) 1989SL2 ▹

ORBITAL INFORMATION

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(ASCII data file 21025.eq1)

Keplerian elements at epoch
60400.0 MJD
	Value	1-σ variation	Units
a	2.27622	5.758e-09	au
e	0.164322	4.102e-08
i	4.094	2.833e-06	deg
Ω	106.397	5.616e-05	deg
ω	267.254	5.696e-05	deg
M	16.815	8.857e-06	deg

Other useful info
Absolute Magnitude (H)	15.3	mag
Slope parameter (G)	0.15	mag
Perihelion	1.9022	au
Aphelion	2.6503	au
Asc. node-Earth separation	1.24927	au
Desc. node-Earth separation	1.18119	au
Earth MOID	0.90802	au
Orbital period	1254.36	days
Date of orbit computation	apr 23 19:50

Correlation matrix
1.00000000	0.23676593	-0.00320995	-0.01245411	-0.02175548	-0.15166890
0.23676593	1.00000000	-0.02597324	-0.00443857	0.00200281	-0.18420664
-0.00320995	-0.02597324	1.00000000	-0.09670092	0.09496910	0.00959482
-0.01245411	-0.00443857	-0.09670092	1.00000000	-0.98442551	0.00920521
-0.02175548	0.00200281	0.09496910	-0.98442551	1.00000000	-0.16774539
-0.15166890	-0.18420664	0.00959482	0.00920521	-0.16774539	1.00000000

Covariance matrix
3.31572844E-17	5.59223652E-17	-5.23594422E-17	-4.02716099E-15	-7.13600236E-15	-7.73512241E-15
5.59223652E-17	1.68249465E-15	-3.01793927E-15	-1.02239027E-14	4.67965597E-15	-6.69211360E-14
-5.23594422E-17	-3.01793927E-15	8.02444332E-12	-1.53827848E-11	1.53245093E-11	2.40727469E-13
-4.02716099E-15	-1.02239027E-14	-1.53827848E-11	3.15350734E-09	-3.14902829E-09	4.57837767E-12
-7.13600236E-15	4.67965597E-15	1.53245093E-11	-3.14902829E-09	3.24484203E-09	-8.46308227E-11
-7.73512241E-15	-6.69211360E-14	2.40727469E-13	4.57837767E-12	-8.46308227E-11	7.84444778E-11