Asteroid General Data

2020 HE₂

General information

Preliminary designation	2020 HE₂
Group	Apollo
Absolute magnitude	21.34
Approximate diameter (m)	140
Approximate mass (kg)	5.39·10⁹
Number of observations	80
Arc length (days)	219

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	78.466432
a – orbit major semiaxis (astronomical units)	1.53877300
e – orbit eccentricity	0.47861500
ω – orbit ascending node-perihelion angle (degrees)	134.735006
Ω – longitude of orbit ascending node (degrees)	175.838783
i – orbit inclination to the ecliptic plane (degrees)	12.612360

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	208.653505	1.53652924	0.47824288	132.455107	177.635263	12.478474	0.80169507	1.904635
01/21/1858	289.974777	1.53716919	0.47830089	132.774701	177.381094	12.493259	0.80193980	1.905825
01/29/1887	9.901414	1.53762857	0.47818648	133.147778	177.094824	12.521337	0.80235537	1.906680
02/07/1916	87.403155	1.53786583	0.47842989	133.468878	176.836681	12.534721	0.80210484	1.907121
02/14/1945	164.721982	1.53796009	0.47847128	133.838482	176.545656	12.562456	0.80209035	1.907296
02/22/1974	241.947062	1.53806769	0.47832034	134.133424	176.316910	12.584246	0.80237862	1.907497
03/02/2003	317.812618	1.53851015	0.47864597	134.516854	176.029832	12.601341	0.80210846	1.908320
03/09/2032	30.963314	1.53888747	0.47840494	134.796272	175.801269	12.619215	0.80267611	1.909022
03/17/2061	101.679141	1.53987236	0.47835939	135.150430	175.554929	12.636375	0.80325995	1.910855
03/25/2090	170.894974	1.53943670	0.47822689	135.497117	175.291745	12.665460	0.80323667	1.910044
04/03/2119	240.508627	1.53916120	0.47806952	135.810129	175.066174	12.689755	0.80333515	1.909531
04/10/2148	311.590509	1.53896239	0.47783270	136.146802	174.792628	12.716197	0.80359583	1.909161
04/18/2177	24.456640	1.53872606	0.47783686	136.491271	174.544361	12.739424	0.80346603	1.908722

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