Asteroid General Data

2021 AY₁

General information

Preliminary designation	2021 AY₁
Group	Apollo
Absolute magnitude	24.14
Approximate diameter (m)	39
Approximate mass (kg)	1.13·10⁸
Number of observations	24
Arc length (days)	7

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	102.327126
a – orbit major semiaxis (astronomical units)	1.87245100
e – orbit eccentricity	0.56390100
ω – orbit ascending node-perihelion angle (degrees)	259.309943
Ω – longitude of orbit ascending node (degrees)	130.039280
i – orbit inclination to the ecliptic plane (degrees)	3.736431

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	63.655121	1.87394570	0.56471256	255.120732	133.424183	3.725239	0.81570502	2.565288
01/21/1858	178.708451	1.87288085	0.56383922	255.642395	132.973198	3.730151	0.81687717	2.563102
01/29/1887	297.373597	1.87052342	0.56411698	256.329877	132.451602	3.732867	0.81532939	2.558264
02/07/1916	56.842501	1.87244038	0.56366092	256.848253	132.014586	3.728479	0.81701891	2.562198
02/14/1945	172.744548	1.87444216	0.56440796	257.406257	131.554757	3.720815	0.81649209	2.566307
02/22/1974	283.912863	1.87399888	0.56391804	258.196263	130.930556	3.729576	0.81721710	2.565397
03/02/2003	36.574559	1.87398179	0.56384356	258.734506	130.518135	3.726758	0.81734922	2.565362
03/09/2032	151.395031	1.87180315	0.56344802	259.598972	129.857123	3.735666	0.81713938	2.560890
03/17/2061	270.421891	1.87145506	0.56350558	260.086614	129.484613	3.734055	0.81687969	2.560175
03/25/2090	31.165635	1.87244802	0.56388198	260.943968	128.787783	3.708607	0.81660832	2.562213
04/03/2119	147.881223	1.87279359	0.56392621	261.366633	128.429045	3.708576	0.81667619	2.562923
04/10/2148	257.333063	1.87551246	0.56456449	262.265965	127.701716	3.701091	0.81666473	2.568506
04/18/2177	7.249406	1.87428726	0.56418837	262.764090	127.291197	3.704005	0.81683619	2.565989

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