Asteroid General Data

2015 HH₉

General information

Preliminary designation	2015 HH₉
Group	Amor
Absolute magnitude	25.88
Approximate diameter (m)	18
Approximate mass (kg)	1.02·10⁷
Number of observations	18
Arc length (days)	12

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	44.756091
a – orbit major semiaxis (astronomical units)	2.37535800
e – orbit eccentricity	0.54466300
ω – orbit ascending node-perihelion angle (degrees)	330.252670
Ω – longitude of orbit ascending node (degrees)	238.070448
i – orbit inclination to the ecliptic plane (degrees)	1.738578

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	56.922912	2.37912543	0.54597964	312.293090	253.088949	1.352954	1.08017138	3.669667
01/21/1858	14.253486	2.37608688	0.54770622	317.154389	249.038203	1.432444	1.07468932	3.662639
01/29/1887	344.011867	2.38338819	0.54181684	318.076294	248.135486	1.448004	1.09202833	3.679534
02/07/1916	314.589407	2.37019228	0.54813138	322.057757	244.824276	1.530326	1.07101550	3.649018
02/14/1945	287.742916	2.37448186	0.54489059	325.710076	241.953540	1.614536	1.08064905	3.658928
02/22/1974	270.232012	2.36990624	0.54766403	326.244337	241.296572	1.631664	1.07199383	3.648357
03/02/2003	242.732376	2.36949817	0.54835758	329.914508	238.477936	1.731432	1.07016590	3.647415
03/09/2032	223.280198	2.37516210	0.54466873	330.360929	238.013897	1.741298	1.08148557	3.660501
03/17/2061	198.938492	2.36799326	0.54763455	333.360475	235.740552	1.839025	1.07119834	3.643941
03/25/2090	174.276063	2.37817579	0.54177198	335.659144	234.175057	1.910097	1.08974679	3.667470
04/03/2119	154.384026	2.37249518	0.54563575	336.360076	233.436847	1.940470	1.07797700	3.654337
04/10/2148	119.524430	2.37583170	0.54540303	338.885421	231.716742	2.031666	1.08004588	3.662049
04/18/2177	92.872263	2.38111897	0.54408059	339.139566	231.355118	2.037858	1.08559837	3.674280

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