Asteroid General Data

2021 HX

General information

Preliminary designation	2021 HX
Group	Apollo
Absolute magnitude	24.78
Approximate diameter (m)	29
Approximate mass (kg)	4.65·10⁷
Number of observations	22
Arc length (days)	7

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	339.347018
a – orbit major semiaxis (astronomical units)	2.00761900
e – orbit eccentricity	0.53315900
ω – orbit ascending node-perihelion angle (degrees)	90.423104
Ω – longitude of orbit ascending node (degrees)	63.589513
i – orbit inclination to the ecliptic plane (degrees)	3.109976

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	157.236176	2.00708633	0.53265212	84.089812	68.418722	3.139266	0.93800754	2.843477
01/21/1858	229.409167	2.00562572	0.53559079	85.427508	67.532819	3.133494	0.93143106	2.840373
01/29/1887	305.852260	2.00767682	0.53404619	85.840097	67.074791	3.127444	0.93548467	2.844732
02/07/1916	13.758155	2.00743820	0.53431016	87.527274	65.926069	3.122199	0.93484356	2.844225
02/14/1945	88.199825	2.00704052	0.53544095	87.725638	65.653321	3.118859	0.93238883	2.843379
02/22/1974	159.998005	2.01115419	0.53208870	88.834807	64.894808	3.113892	0.94104177	2.852126
03/02/2003	234.638571	2.00457037	0.53498571	89.930472	64.076090	3.106664	0.93215387	2.838132
03/09/2032	312.236053	2.00787442	0.53288230	90.419130	63.575318	3.109644	0.93791368	2.845152
03/17/2061	24.064065	2.00704212	0.53439339	92.167999	62.387019	3.116010	0.93449207	2.843383
03/25/2090	98.906458	2.00698357	0.53418665	92.399232	62.124284	3.113456	0.93487973	2.843258
04/03/2119	166.312538	2.00778897	0.53282946	94.058192	60.962630	3.109825	0.93797985	2.844970
04/10/2148	240.965731	2.00617836	0.53463924	94.603538	60.416525	3.111246	0.93359669	2.841548
04/18/2177	313.177567	2.00775549	0.53089041	95.736424	59.633511	3.108434	0.94185737	2.844899

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