Asteroid General Data

2021 AO₂

General information

Preliminary designation	2021 AO₂
Group	Apollo
Absolute magnitude	22.70
Approximate diameter (m)	77
Approximate mass (kg)	8.24·10⁸
Number of observations	80
Arc length (days)	45

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	76.359378
a – orbit major semiaxis (astronomical units)	1.44150200
e – orbit eccentricity	0.31792900
ω – orbit ascending node-perihelion angle (degrees)	232.752019
Ω – longitude of orbit ascending node (degrees)	279.940107
i – orbit inclination to the ecliptic plane (degrees)	19.422012

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	2.340158	1.44146530	0.31630848	231.102278	281.146677	19.506311	0.98551761	1.730641
01/21/1858	277.982456	1.44179446	0.31671446	231.336292	280.960966	19.490394	0.98515730	1.731233
01/29/1887	193.605810	1.44183436	0.31697172	231.587830	280.789556	19.479539	0.98481364	1.731305
02/07/1916	108.472165	1.44134247	0.31722183	231.854410	280.616038	19.467477	0.98411717	1.730419
02/14/1945	24.613704	1.44160862	0.31740594	232.069290	280.441665	19.456589	0.98403347	1.730899
02/22/1974	301.255256	1.44125536	0.31765050	232.324776	280.272509	19.444491	0.98343988	1.730263
03/02/2003	217.616398	1.44118218	0.31764704	232.581399	280.082791	19.432540	0.98339494	1.730131
03/09/2032	135.400790	1.44144757	0.31786288	232.790697	279.916679	19.421975	0.98326489	1.730609
03/17/2061	52.806954	1.44129554	0.31797654	233.032316	279.728980	19.409756	0.98299737	1.730335
03/25/2090	329.436027	1.44172517	0.31830829	233.255238	279.556889	19.396638	0.98281209	1.731109
04/03/2119	246.159147	1.44147339	0.31860114	233.530549	279.364128	19.381172	0.98221833	1.730655
04/10/2148	162.183362	1.44133387	0.31873361	233.752495	279.199324	19.372347	0.98193232	1.730404
04/18/2177	77.566391	1.44186961	0.31927937	234.015178	279.010285	19.356345	0.98151039	1.731369

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