Asteroid General Data

2019 HK₄

General information

Preliminary designation	2019 HK₄
Group	Apollo
Absolute magnitude	21.28
Approximate diameter (m)	150
Approximate mass (kg)	5.86·10⁹
Number of observations	159
Arc length (days)	191

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	5.780526
a – orbit major semiaxis (astronomical units)	1.26039500
e – orbit eccentricity	0.30900200
ω – orbit ascending node-perihelion angle (degrees)	271.532903
Ω – longitude of orbit ascending node (degrees)	56.167463
i – orbit inclination to the ecliptic plane (degrees)	37.997698

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	118.643897	1.26042402	0.30917351	271.317007	56.900379	38.014182	0.87073429	1.415062
01/21/1858	301.990901	1.26040143	0.30907944	271.327819	56.795073	38.013595	0.87083727	1.415024
01/29/1887	124.280420	1.26053611	0.30920348	271.384299	56.681538	38.010076	0.87077395	1.415251
02/07/1916	306.778475	1.26034514	0.30906440	271.419539	56.575430	38.010923	0.87081732	1.414930
02/14/1945	130.215227	1.26045972	0.30914302	271.437478	56.467194	38.006819	0.87079740	1.415123
02/22/1974	312.432801	1.26048413	0.30907741	271.482853	56.359857	38.007890	0.87089696	1.415164
03/02/2003	135.457597	1.26040765	0.30896471	271.503200	56.254235	38.004629	0.87098616	1.415035
03/09/2032	318.264966	1.26054747	0.30895217	271.536309	56.146372	38.006354	0.87109859	1.415270
03/17/2061	140.346019	1.26044378	0.30887398	271.581519	56.037418	38.004749	0.87112550	1.415096
03/25/2090	323.779105	1.26036360	0.30877318	271.615797	55.927315	38.006359	0.87119712	1.414961
04/03/2119	146.247667	1.26055126	0.30881641	271.662898	55.818492	38.004857	0.87127235	1.415277
04/10/2148	328.738456	1.26036162	0.30867235	271.714238	55.705198	38.003899	0.87132283	1.414957
04/18/2177	151.927315	1.26054388	0.30873825	271.737221	55.601604	38.001791	0.87136577	1.415264

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