Asteroid General Data

2021 WH₁

General information

Preliminary designation	2021 WH₁
Group	Amor
Absolute magnitude	21.43
Approximate diameter (m)	140
Approximate mass (kg)	4.76·10⁹
Number of observations	41
Arc length (days)	2194

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	152.884299
a – orbit major semiaxis (astronomical units)	1.32114100
e – orbit eccentricity	0.10808800
ω – orbit ascending node-perihelion angle (degrees)	58.031216
Ω – longitude of orbit ascending node (degrees)	249.801783
i – orbit inclination to the ecliptic plane (degrees)	22.135376

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	95.614788	1.32118996	0.10737760	56.959163	250.613209	22.133876	1.17932375	1.518618
01/21/1858	134.637212	1.32118852	0.10750644	57.010168	250.499181	22.134496	1.17915224	1.518615
01/29/1887	174.039251	1.32127023	0.10781052	57.230802	250.374864	22.132066	1.17882340	1.518756
02/07/1916	213.623512	1.32125100	0.10777957	57.437795	250.252675	22.131580	1.17884714	1.518723
02/14/1945	252.793894	1.32113693	0.10769641	57.558626	250.136122	22.131762	1.17885523	1.518526
02/22/1974	292.088871	1.32125194	0.10802815	57.715186	250.021353	22.131049	1.17851954	1.518725
03/02/2003	331.682893	1.32131499	0.10824943	57.954899	249.896282	22.130715	1.17828340	1.518833
03/09/2032	11.078472	1.32110671	0.10811142	58.127734	249.776428	22.131372	1.17827999	1.518474
03/17/2061	50.140299	1.32115099	0.10823592	58.157650	249.662535	22.132602	1.17815500	1.518551
03/25/2090	89.451296	1.32133566	0.10842755	58.428479	249.535264	22.131730	1.17806648	1.518869
04/03/2119	128.907969	1.32130930	0.10850820	58.664642	249.412070	22.132082	1.17793641	1.518824
04/10/2148	168.014122	1.32105311	0.10843994	58.790359	249.293158	22.131472	1.17779818	1.518382
04/18/2177	207.375725	1.32126053	0.10871469	58.875440	249.175571	22.129590	1.17762009	1.518740

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