AstDyS

AstDyS-2

Asteroids - Dynamic Site

AstDyS ∴ Objects ∴ 2009HE81 ∴ Orbital info ∴ Epoch epochXXX

(484847) 2009HE81 ▹

ORBITAL INFORMATION

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(ASCII data file 484847.eq1)

Keplerian elements at epoch
60400.0 MJD
	Value	1-σ variation	Units
a	2.60956	2.408e-08	au
e	0.22757	6.812e-08
i	13.422	8.737e-06	deg
Ω	189.912	3.325e-05	deg
ω	51.232	4.643e-05	deg
M	187.506	3.174e-05	deg

Other useful info
Absolute Magnitude (H)	17.6	mag
Slope parameter (G)	0.15	mag
Perihelion	2.0157	au
Aphelion	3.2034	au
Asc. node-Earth separation	1.16697	au
Desc. node-Earth separation	1.8857	au
Earth MOID	1.03402	au
Orbital period	1539.75	days
Date of orbit computation	apr 23 21:33

Correlation matrix
1.00000000	0.61928475	-0.05222816	-0.00183480	0.27067917	-0.60176494
0.61928475	1.00000000	-0.05140312	0.01381292	0.18145640	-0.40644789
-0.05222816	-0.05140312	1.00000000	-0.36627616	0.20547473	0.07736740
-0.00183480	0.01381292	-0.36627616	1.00000000	-0.69881285	-0.00126504
0.27067917	0.18145640	0.20547473	-0.69881285	1.00000000	-0.68370339
-0.60176494	-0.40644789	0.07736740	-0.00126504	-0.68370339	1.00000000

Covariance matrix
5.80033752E-16	1.01597732E-15	-1.09896560E-14	-1.46920145E-15	3.02697139E-13	-4.60020717E-13
1.01597732E-15	4.64017105E-15	-3.05920953E-14	3.12837335E-14	5.73939538E-13	-8.78811520E-13
-1.09896560E-14	-3.05920953E-14	7.63317889E-11	-1.06396539E-10	8.33562149E-11	2.14553010E-11
-1.46920145E-15	3.12837335E-14	-1.06396539E-10	1.10543258E-09	-1.07883211E-09	-1.33504234E-12
3.02697139E-13	5.73939538E-13	8.33562149E-11	-1.07883211E-09	2.15602455E-09	-1.00767030E-09
-4.60020717E-13	-8.78811520E-13	2.14553010E-11	-1.33504234E-12	-1.00767030E-09	1.00750625E-09