Asteroid General Data

2021 AP₃

General information

Preliminary designation	2021 AP₃
Group	Aten
Absolute magnitude	24.96
Approximate diameter (m)	27
Approximate mass (kg)	3.63·10⁷
Number of observations	62
Arc length (days)	32

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	176.018313
a – orbit major semiaxis (astronomical units)	0.95700000
e – orbit eccentricity	0.11277200
ω – orbit ascending node-perihelion angle (degrees)	8.422664
Ω – longitude of orbit ascending node (degrees)	304.566153
i – orbit inclination to the ecliptic plane (degrees)	8.453709

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	120.752193	0.95701080	0.11322137	7.465034	307.267659	8.463633	0.84865672	0.936216
01/21/1858	120.078408	0.95698088	0.11298564	7.639034	306.874437	8.467146	0.84885578	0.936172
01/29/1887	120.412576	0.95687590	0.11305249	7.936126	306.477197	8.456551	0.84869870	0.936018
02/07/1916	120.406247	0.95696216	0.11301719	7.797261	306.107700	8.456948	0.84880898	0.936144
02/14/1945	120.103242	0.95691158	0.11270334	8.038639	305.706209	8.460242	0.84906445	0.936070
02/22/1974	120.704864	0.95689980	0.11289742	8.340971	305.307924	8.449746	0.84886828	0.936053
03/02/2003	121.176502	0.95691347	0.11292419	8.229524	304.937142	8.449878	0.84885479	0.936073
03/09/2032	121.715585	0.95687186	0.11261983	8.420878	304.541180	8.453769	0.84910912	0.936012
03/17/2061	123.054960	0.95691713	0.11278570	8.784565	304.130651	8.445181	0.84899056	0.936078
03/25/2090	124.651931	0.95688751	0.11280788	8.674932	303.761224	8.440797	0.84894306	0.936035
04/03/2119	125.646435	0.95682052	0.11237768	8.742190	303.376191	8.444743	0.84929526	0.935936
04/10/2148	126.979624	0.95697063	0.11243629	9.194836	302.953117	8.443400	0.84937241	0.936157
04/18/2177	128.154782	0.95689772	0.11259926	9.221932	302.584353	8.435569	0.84915175	0.936050

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