AstDyS

AstDyS-2

Asteroids - Dynamic Site

AstDyS ∴ Objects ∴ 2009HP55 ∴ Orbital info ∴ Epoch epochXXX

(379145) 2009HP55 ▹

ORBITAL INFORMATION

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(ASCII data file 379145.eq0)

Keplerian elements at epoch
58021.9 MJD
	Value	1-σ variation	Units
a	2.23856	1.342e-08	au
e	0.138808	5.594e-08
i	4.285	8.419e-06	deg
Ω	220.627	7.953e-05	deg
ω	65.204	8.645e-05	deg
M	134.339	3.314e-05	deg

Other useful info
Absolute Magnitude (H)	18.4	mag
Slope parameter (G)	0.15	mag
Perihelion	1.9278	au
Aphelion	2.5493	au
Asc. node-Earth separation	1.06613	au
Desc. node-Earth separation	1.33935	au
Earth MOID	0.91539	au
Orbital period	1223.35	days
Date of orbit computation	apr 23 21:10

Correlation matrix
1.00000000	0.13509789	0.01060354	0.00812400	0.12883394	-0.35648000
0.13509789	1.00000000	-0.02383087	-0.00281945	-0.04231044	0.12888009
0.01060354	-0.02383087	1.00000000	-0.09406208	0.09290207	-0.02016373
0.00812400	-0.00281945	-0.09406208	1.00000000	-0.91806185	-0.00174253
0.12883394	-0.04231044	0.09290207	-0.91806185	1.00000000	-0.39029499
-0.35648000	0.12888009	-0.02016373	-0.00174253	-0.39029499	1.00000000

Covariance matrix
1.80220178E-16	1.01458324E-16	1.19845717E-15	8.67420104E-15	1.49513387E-13	-1.58589832E-13
1.01458324E-16	3.12949884E-15	-1.12239903E-14	-1.25446963E-14	-2.04612892E-13	2.38925061E-13
1.19845717E-15	-1.12239903E-14	7.08826451E-11	-6.29857491E-11	6.76150606E-11	-5.62573602E-12
8.67420104E-15	-1.25446963E-14	-6.29857491E-11	6.32580127E-09	-6.31215727E-09	-4.59278883E-12
1.49513387E-13	-2.04612892E-13	6.76150606E-11	-6.31215727E-09	7.47302086E-09	-1.11809713E-09
-1.58589832E-13	2.38925061E-13	-5.62573602E-12	-4.59278883E-12	-1.11809713E-09	1.09818858E-09