Asteroid General Data

2009 HE

General information

Preliminary designation	2009 HE
Group	Apollo
Absolute magnitude	21.05
Approximate diameter (m)	160
Approximate mass (kg)	8.05·10⁹
Number of observations	61
Arc length (days)	2222

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	204.107260
a – orbit major semiaxis (astronomical units)	1.30035600
e – orbit eccentricity	0.40034200
ω – orbit ascending node-perihelion angle (degrees)	118.023491
Ω – longitude of orbit ascending node (degrees)	200.882441
i – orbit inclination to the ecliptic plane (degrees)	44.390290

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	97.166664	1.30050496	0.40366410	117.960969	201.611477	44.285728	0.77553779	1.483094
01/21/1858	303.032671	1.30029943	0.40310333	117.981620	201.508061	44.303609	0.77614440	1.482742
01/29/1887	148.287728	1.30031894	0.40272476	117.985679	201.393032	44.319593	0.77664831	1.482776
02/07/1916	353.944683	1.30051036	0.40227089	118.000636	201.289738	44.333041	0.77735290	1.483103
02/14/1945	199.308428	1.30042022	0.40172350	118.005747	201.181012	44.348834	0.77801086	1.482949
02/22/1974	43.662427	1.30038898	0.40134602	118.005051	201.076703	44.363157	0.77848303	1.482895
03/02/2003	248.473785	1.30064731	0.40082854	118.013883	200.968034	44.376373	0.77931075	1.483337
03/09/2032	93.440371	1.30038236	0.40021617	118.015967	200.869829	44.393441	0.77994832	1.482884
03/17/2061	298.196747	1.30037894	0.39977207	118.005714	200.763132	44.407413	0.78052375	1.482878
03/25/2090	143.822161	1.30043427	0.39918454	118.007412	200.656378	44.424780	0.78132102	1.482973
04/03/2119	349.765939	1.30028116	0.39862170	118.029423	200.555506	44.441918	0.78196087	1.482711
04/10/2148	195.273306	1.30023143	0.39820042	118.024483	200.442440	44.458357	0.78247873	1.482626
04/18/2177	41.356118	1.30045850	0.39781018	118.033439	200.339158	44.472020	0.78312287	1.483014

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