Asteroid General Data

2021 AY₂

General information

Preliminary designation	2021 AY₂
Group	Apollo
Absolute magnitude	27.16
Approximate diameter (m)	10
Approximate mass (kg)	1.74·10⁶
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)	68.928109
a – orbit major semiaxis (astronomical units)	2.85471300
e – orbit eccentricity	0.66886800
ω – orbit ascending node-perihelion angle (degrees)	148.956758
Ω – longitude of orbit ascending node (degrees)	287.569854
i – orbit inclination to the ecliptic plane (degrees)	3.174735

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	206.062579	2.85140137	0.66388484	131.349792	302.739158	2.489613	0.95839923	4.814910
01/21/1858	235.324299	2.81167612	0.67721092	135.736714	299.123670	2.665542	0.90757836	4.714640
01/29/1887	297.248250	2.79228034	0.68334583	137.884023	297.254998	2.758273	0.88418721	4.665940
02/07/1916	16.679342	2.79784055	0.68017774	139.706815	295.577309	2.803775	0.89481168	4.679884
02/14/1945	84.794514	2.81682483	0.67296446	142.410966	293.134000	2.877885	0.92120182	4.727596
02/22/1974	115.527661	2.85035666	0.66467107	145.706695	290.244065	3.015168	0.95580704	4.812264
03/02/2003	116.656974	2.85488013	0.66226755	147.345252	288.808686	3.080794	0.96418565	4.823724
03/09/2032	117.469557	2.85771045	0.66791997	148.960019	287.569060	3.172688	0.94898856	4.830899
03/17/2061	147.625972	2.81574298	0.68219494	153.472478	283.912241	3.549943	0.89485736	4.724873
03/25/2090	231.247862	2.77658067	0.69595766	156.418521	281.481900	3.824981	0.84419809	4.626644
04/03/2119	330.796640	2.77881585	0.69519384	157.331316	280.868439	3.866105	0.84700019	4.632232
04/10/2148	25.780706	2.82157369	0.68133467	160.101878	278.582050	4.037677	0.89913772	4.739557
04/18/2177	22.172093	2.88088321	0.66048341	163.310058	276.039666	4.236205	0.97810764	4.889777

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