AstDyS

AstDyS-2

Asteroids - Dynamic Site

AstDyS ∴ Objects ∴ 2009HW89 ∴ Orbital info ∴ Epoch epochXXX

(312587) 2009HW89 ▹

ORBITAL INFORMATION

◲

(ASCII data file 312587.eq1)

Keplerian elements at epoch
60400.0 MJD
	Value	1-σ variation	Units
a	2.64376	2.814e-08	au
e	0.201379	6.007e-08
i	6	6.829e-06	deg
Ω	51.346	7.07e-05	deg
ω	178.669	7.335e-05	deg
M	170.415	2.887e-05	deg

Other useful info
Absolute Magnitude (H)	16.8	mag
Slope parameter (G)	0.15	mag
Perihelion	2.1114	au
Aphelion	3.1762	au
Asc. node-Earth separation	2.18727	au
Desc. node-Earth separation	1.10115	au
Earth MOID	1.10107	au
Orbital period	1570.11	days
Date of orbit computation	apr 23 20:55

Correlation matrix
1.00000000	0.01825882	0.00589318	0.00276604	0.13909197	-0.76152364
0.01825882	1.00000000	-0.00405249	0.00166419	-0.04735379	0.15380997
0.00589318	-0.00405249	1.00000000	-0.19512052	0.19046262	-0.00958707
0.00276604	0.00166419	-0.19512052	1.00000000	-0.95466577	-0.00871271
0.13909197	-0.04735379	0.19046262	-0.95466577	1.00000000	-0.26241801
-0.76152364	0.15380997	-0.00958707	-0.00871271	-0.26241801	1.00000000

Covariance matrix
7.92096919E-16	3.08707385E-17	1.13272423E-15	5.50394259E-15	2.87120202E-13	-6.18798059E-13
3.08707385E-17	3.60886207E-15	-1.66261966E-15	7.06827551E-15	-2.08647148E-13	2.66775541E-13
1.13272423E-15	-1.66261966E-15	4.66413399E-11	-9.42139206E-11	9.54042694E-11	-1.89037446E-12
5.50394259E-15	7.06827551E-15	-9.42139206E-11	4.99865581E-09	-4.95051652E-09	-1.77850897E-11
2.87120202E-13	-2.08647148E-13	9.54042694E-11	-4.95051652E-09	5.37953936E-09	-5.55702778E-10
-6.18798059E-13	2.66775541E-13	-1.89037446E-12	-1.77850897E-11	-5.55702778E-10	8.33590548E-10