Asteroid General Data

2019 HJ₄

General information

Preliminary designation	2019 HJ₄
Group	Apollo
Absolute magnitude	22.43
Approximate diameter (m)	87
Approximate mass (kg)	1.20·10⁹
Number of observations	211
Arc length (days)	30

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	129.024025
a – orbit major semiaxis (astronomical units)	1.39936000
e – orbit eccentricity	0.58170300
ω – orbit ascending node-perihelion angle (degrees)	278.696479
Ω – longitude of orbit ascending node (degrees)	42.950375
i – orbit inclination to the ecliptic plane (degrees)	26.130706

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	0.246860	1.40120938	0.58278546	276.909668	44.902714	26.058125	0.58460493	1.658652
01/21/1858	179.186963	1.40119641	0.58270112	277.149443	44.631421	26.068755	0.58471770	1.658629
01/29/1887	0.704949	1.40008503	0.58232533	277.498894	44.312531	26.087779	0.58478006	1.656656
02/07/1916	190.199597	1.39958007	0.58219934	277.709915	44.041485	26.097074	0.58474548	1.655759
02/14/1945	20.552474	1.39928593	0.58213235	278.000441	43.731687	26.105175	0.58471632	1.655237
02/22/1974	212.037589	1.39956490	0.58197680	278.204758	43.462952	26.111570	0.58505060	1.655733
03/02/2003	46.450822	1.39856182	0.58186224	278.493946	43.184137	26.124564	0.58479150	1.653953
03/09/2032	239.807320	1.39936771	0.58166674	278.758292	42.887214	26.136205	0.58540206	1.655383
03/17/2061	72.598709	1.39918329	0.58136440	278.966296	42.625194	26.143051	0.58574793	1.655055
03/25/2090	261.665431	1.39965924	0.58135899	279.225754	42.309595	26.147480	0.58595476	1.655900
04/03/2119	89.889892	1.40014665	0.58123743	279.457473	42.041633	26.156792	0.58632902	1.656765
04/10/2148	271.640710	1.40063195	0.58114510	279.709919	41.728506	26.159261	0.58666156	1.657626
04/18/2177	94.623532	1.40071376	0.58112494	279.945603	41.460039	26.173443	0.58672406	1.657772

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