AstDyS

AstDyS-2

Asteroids - Dynamic Site

AstDyS ∴ Objects ∴ Jankollar ∴ Orbital info ∴ Epoch epochXXX

(20991) Jankollar ▹

ORBITAL INFORMATION

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(ASCII data file 20991.eq0)

Keplerian elements at epoch
57600.2 MJD
	Value	1-σ variation	Units
a	2.96965	1.304e-08	au
e	0.06607	3.468e-08
i	11.263	3.778e-06	deg
Ω	126.639	1.847e-05	deg
ω	333.878	3.659e-05	deg
M	54.892	3.025e-05	deg

Other useful info
Absolute Magnitude (H)	13.9	mag
Slope parameter (G)	0.15	mag
Perihelion	2.7734	au
Aphelion	3.1659	au
Asc. node-Earth separation	1.805	au
Desc. node-Earth separation	2.12788	au
Earth MOID	1.79302	au
Orbital period	1869.2	days
Date of orbit computation	apr 23 19:50

Correlation matrix
1.00000000	0.13327346	0.00152076	0.00307436	-0.06564788	0.07021033
0.13327346	1.00000000	0.00285344	-0.00389973	-0.04368441	0.03332068
0.00152076	0.00285344	1.00000000	-0.00391782	0.00071184	0.00232997
0.00307436	-0.00389973	-0.00391782	1.00000000	-0.49924324	0.00539520
-0.06564788	-0.04368441	0.00071184	-0.49924324	1.00000000	-0.86581061
0.07021033	0.03332068	0.00232997	0.00539520	-0.86581061	1.00000000

Covariance matrix
1.70077224E-16	6.02680886E-17	7.49306177E-17	7.40417875E-16	-3.13266696E-14	2.76980390E-14
6.02680886E-17	1.20237877E-15	3.73822849E-16	-2.49720933E-15	-5.54265190E-14	3.49509848E-14
7.49306177E-17	3.73822849E-16	1.42742461E-11	-2.73350548E-13	9.84080542E-14	2.66288696E-13
7.40417875E-16	-2.49720933E-15	-2.73350548E-13	3.41034713E-10	-3.37350941E-10	3.01392032E-12
-3.13266696E-14	-5.54265190E-14	9.84080542E-14	-3.37350941E-10	1.33887762E-09	-9.58337065E-10
2.76980390E-14	3.49509848E-14	2.66288696E-13	3.01392032E-12	-9.58337065E-10	9.15060647E-10