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.eq0)

Keplerian elements at epoch
58068.6 MJD
	Value	1-σ variation	Units
a	2.60659	2.489e-08	au
e	0.227275	6.697e-08
i	13.453	8.771e-06	deg
Ω	190.034	3.311e-05	deg
ω	50.23	4.672e-05	deg
M	2.937	2.711e-05	deg

Other useful info
Absolute Magnitude (H)	17.6	mag
Slope parameter (G)	0.15	mag
Perihelion	2.0142	au
Aphelion	3.199	au
Asc. node-Earth separation	1.15887	au
Desc. node-Earth separation	1.89212	au
Earth MOID	1.03179	au
Orbital period	1537.12	days
Date of orbit computation	apr 23 21:33

Correlation matrix
1.00000000	0.59497472	-0.06095663	0.00631552	0.39122380	-0.58874510
0.59497472	1.00000000	-0.04569231	0.01118422	0.15176252	-0.25795999
-0.06095663	-0.04569231	1.00000000	-0.36955873	0.20589611	0.07018736
0.00631552	0.01118422	-0.36955873	1.00000000	-0.69374367	0.00577020
0.39122380	0.15176252	0.20589611	-0.69374367	1.00000000	-0.71390672
-0.58874510	-0.25795999	0.07018736	0.00577020	-0.71390672	1.00000000

Covariance matrix
6.19373334E-16	9.91610610E-16	-1.33060788E-14	5.20401278E-15	4.54900458E-13	-3.97191401E-13
9.91610610E-16	4.48469380E-15	-2.68387560E-14	2.47985011E-14	4.74838359E-13	-4.68290158E-13
-1.33060788E-14	-2.68387560E-14	7.69317852E-11	-1.07322213E-10	8.43754135E-11	1.66881449E-11
5.20401278E-15	2.47985011E-14	-1.07322213E-10	1.09624217E-09	-1.07316659E-09	5.17893347E-12
4.54900458E-13	4.74838359E-13	8.43754135E-11	-1.07316659E-09	2.18287927E-09	-9.04175227E-10
-3.97191401E-13	-4.68290158E-13	1.66881449E-11	5.17893347E-12	-9.04175227E-10	7.34839607E-10