Asteroid General Data

2021 HY₂

General information

Preliminary designation	2021 HY₂
Group	Apollo
Absolute magnitude	28.87
Approximate diameter (m)	5
Approximate mass (kg)	1.64·10⁵
Number of observations	20
Arc length (days)	4

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	351.969665
a – orbit major semiaxis (astronomical units)	1.25003200
e – orbit eccentricity	0.30852000
ω – orbit ascending node-perihelion angle (degrees)	114.893424
Ω – longitude of orbit ascending node (degrees)	26.444740
i – orbit inclination to the ecliptic plane (degrees)	1.181147

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	159.305339	1.24712750	0.30820891	105.279209	33.094128	0.846551	0.86275169	1.392730
01/21/1858	138.686146	1.23838217	0.30541336	107.390641	30.019223	1.289470	0.86016370	1.378106
01/29/1887	173.534508	1.23488744	0.30450630	109.256864	28.568514	1.254734	0.85885644	1.372277
02/07/1916	212.895607	1.23779517	0.30524238	109.727477	28.502731	1.250118	0.85996763	1.377126
02/14/1945	247.162964	1.23535122	0.30442825	110.606124	28.024174	1.238884	0.85927541	1.373050
02/22/1974	289.878429	1.23758884	0.30521219	111.147552	27.913788	1.234884	0.85986164	1.376782
03/02/2003	323.480526	1.23518716	0.30434555	112.929862	26.581031	1.207568	0.85926344	1.372776
03/09/2032	323.352050	1.24931748	0.30834755	114.788838	26.390948	1.181574	0.86409350	1.396400
03/17/2061	245.562283	1.24767694	0.30795020	117.132499	24.044275	1.147417	0.86345458	1.393650
03/25/2090	178.009475	1.24876504	0.30825004	117.407338	23.915209	1.142095	0.86383317	1.395474
04/03/2119	112.065227	1.24608651	0.30731282	119.236704	22.262905	1.118837	0.86314815	1.390986
04/10/2148	54.199129	1.24710226	0.30760792	119.535969	21.969356	1.112904	0.86348373	1.392688
04/18/2177	353.241911	1.24759906	0.30780190	119.701508	21.869037	1.109581	0.86358570	1.393520

Detailed table...

3D animation...

Calculation on the date...

Return to search