Asteroid General Data

2021 HL

General information

Preliminary designation	2021 HL
Group	Apollo
Absolute magnitude	27.56
Approximate diameter (m)	8
Approximate mass (kg)	10.00·10⁵
Number of observations	45
Arc length (days)	7

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	174.849482
a – orbit major semiaxis (astronomical units)	1.68208900
e – orbit eccentricity	0.39830900
ω – orbit ascending node-perihelion angle (degrees)	12.024455
Ω – longitude of orbit ascending node (degrees)	192.494155
i – orbit inclination to the ecliptic plane (degrees)	1.760276

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	317.545093	1.68108712	0.39790192	7.239125	195.483848	1.830522	1.01217933	2.179646
01/21/1858	60.349878	1.68352551	0.39922731	7.804590	195.156612	1.834748	1.01141615	2.184390
01/29/1887	164.330083	1.68320078	0.39869681	8.131376	194.960962	1.841159	1.01211399	2.183758
02/07/1916	281.211686	1.67975249	0.39812052	8.639603	194.688562	1.852584	1.01100855	2.177051
02/14/1945	26.383205	1.68396076	0.39900835	9.729298	193.910034	1.821230	1.01204636	2.185237
02/22/1974	129.665226	1.68228625	0.39847047	10.180856	193.685379	1.829822	1.01194485	2.181978
03/02/2003	244.329627	1.68000346	0.39762986	10.607080	193.479465	1.838366	1.01198392	2.177539
03/09/2032	358.321584	1.68215255	0.39818584	12.063959	192.484056	1.760787	1.01234323	2.181718
03/17/2061	102.814132	1.68365086	0.39863138	13.630996	191.419918	1.684513	1.01249479	2.184634
03/25/2090	203.425327	1.68384304	0.39876489	13.959036	191.232490	1.690709	1.01238556	2.185008
04/03/2119	300.846663	1.68533238	0.39923207	15.712727	189.986623	1.613065	1.01249365	2.187908
04/10/2148	30.486341	1.68938573	0.40068431	16.652134	189.278094	1.598527	1.01247538	2.195805
04/18/2177	123.206910	1.68600652	0.39939755	17.126256	189.036328	1.605655	1.01261964	2.189220

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