Asteroid General Data

2011 HR₄

General information

Preliminary designation	2011 HR₄
Group	Aten
Absolute magnitude	24.51
Approximate diameter (m)	33
Approximate mass (kg)	6.76·10⁷
Number of observations	11
Arc length (days)	1

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	47.909960
a – orbit major semiaxis (astronomical units)	0.91286200
e – orbit eccentricity	0.22782700
ω – orbit ascending node-perihelion angle (degrees)	350.594997
Ω – longitude of orbit ascending node (degrees)	47.207287
i – orbit inclination to the ecliptic plane (degrees)	8.136124

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	351.691924	0.90917804	0.23840044	351.397674	50.396386	8.398872	0.69242959	0.866910
01/21/1858	170.079091	0.90860923	0.23834837	351.594719	49.844499	8.385914	0.69204370	0.866097
01/29/1887	354.014445	0.90855920	0.23861132	351.794578	49.492377	8.368794	0.69176670	0.866025
02/07/1916	178.899689	0.90875513	0.23834003	352.063981	49.059243	8.348670	0.69216241	0.866305
02/14/1945	6.967805	0.90823680	0.23824926	352.392899	48.561548	8.334668	0.69185006	0.865564
02/22/1974	197.286575	0.90837494	0.23799551	352.559175	48.152843	8.321021	0.69218578	0.865762
03/02/2003	22.540968	0.90853870	0.23839750	352.631084	47.625614	8.298998	0.69194535	0.865996
03/09/2032	209.236598	0.90877633	0.23844349	352.698525	47.306960	8.289271	0.69208454	0.866336
03/17/2061	28.886718	0.90885500	0.23820714	352.922789	46.891642	8.265100	0.69235926	0.866448
03/25/2090	198.046937	0.90977838	0.23843906	352.783206	46.396246	8.241369	0.69285168	0.867769
04/03/2119	2.475769	0.90950421	0.23807021	352.933090	45.980629	8.249163	0.69297835	0.867377
04/10/2148	167.829843	0.90952503	0.23850272	353.240475	45.571630	8.228703	0.69260084	0.867406
04/18/2177	339.806306	0.90916075	0.23797045	353.860399	44.848517	8.216634	0.69280736	0.866885

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