Asteroid General Data

2021 HJ

General information

Preliminary designation	2021 HJ
Group	Amor
Absolute magnitude	25.27
Approximate diameter (m)	23
Approximate mass (kg)	2.37·10⁷
Number of observations	27
Arc length (days)	15

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	179.905001
a – orbit major semiaxis (astronomical units)	1.69694200
e – orbit eccentricity	0.39730000
ω – orbit ascending node-perihelion angle (degrees)	301.457147
Ω – longitude of orbit ascending node (degrees)	221.524237
i – orbit inclination to the ecliptic plane (degrees)	6.305302

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	28.340096	1.69740910	0.39784960	297.554157	224.348431	6.193772	1.02209558	2.211467
01/21/1858	73.366996	1.69783596	0.39789615	298.225389	223.886838	6.212094	1.02227357	2.212301
01/29/1887	116.168291	1.69671794	0.39781659	298.706667	223.498811	6.224821	1.02173540	2.210116
02/07/1916	161.303924	1.69705933	0.39806127	299.216579	223.124392	6.236390	1.02152573	2.210783
02/14/1945	207.520260	1.69699951	0.39778840	299.843785	222.673225	6.256875	1.02195279	2.210666
02/22/1974	254.893359	1.69544885	0.39769516	300.468943	222.219363	6.275491	1.02117704	2.207637
03/02/2003	303.214984	1.69629117	0.39752734	300.945994	221.877005	6.288748	1.02196906	2.209282
03/09/2032	351.740740	1.69694328	0.39717745	301.461164	221.504887	6.306292	1.02295567	2.210556
03/17/2061	38.017771	1.69656725	0.39705777	302.036149	221.111386	6.322880	1.02293204	2.209822
03/25/2090	81.804006	1.69754886	0.39725520	302.562040	220.747797	6.340331	1.02318875	2.211740
04/03/2119	126.264879	1.69758901	0.39726649	303.185025	220.325801	6.359110	1.02319378	2.211818
04/10/2148	171.034036	1.69712334	0.39710872	303.687161	219.934759	6.374982	1.02318086	2.210908
04/18/2177	216.726760	1.69727642	0.39690020	304.188566	219.570129	6.389655	1.02362706	2.211207

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