Asteroid General Data

2021 AC₁

General information

Preliminary designation	2021 AC₁
Group	Apollo
Absolute magnitude	25.19
Approximate diameter (m)	24
Approximate mass (kg)	2.64·10⁷
Number of observations	68
Arc length (days)	35

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	125.549025
a – orbit major semiaxis (astronomical units)	1.41196700
e – orbit eccentricity	0.31214900
ω – orbit ascending node-perihelion angle (degrees)	29.337892
Ω – longitude of orbit ascending node (degrees)	108.131651
i – orbit inclination to the ecliptic plane (degrees)	7.038149

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	121.283109	1.40042565	0.30579083	26.373670	110.199270	7.327614	0.97218832	1.657260
01/21/1858	267.774127	1.41089546	0.31091218	26.985865	109.578725	7.180346	0.97223087	1.675880
01/29/1887	19.711298	1.41116530	0.31096037	27.219753	109.456527	7.179270	0.97234881	1.676361
02/07/1916	131.119656	1.41294799	0.31215399	27.590924	109.142491	7.138441	0.97189064	1.679538
02/14/1945	229.681394	1.41279910	0.31191449	27.807203	109.009951	7.137656	0.97212659	1.679273
02/22/1974	348.815657	1.41070472	0.31159870	28.694221	108.597090	7.091981	0.97113095	1.675540
03/02/2003	103.506330	1.41066898	0.31137704	28.885591	108.473220	7.090501	0.97141905	1.675476
03/09/2032	220.352678	1.41217093	0.31240715	29.382354	108.106379	7.038544	0.97099863	1.678153
03/17/2061	324.810898	1.41223340	0.31227084	29.600314	107.976378	7.035517	0.97123409	1.678264
03/25/2090	73.875563	1.41231585	0.31222549	30.033153	107.682652	7.024152	0.97135485	1.678411
04/03/2119	179.753221	1.41155211	0.31204837	30.281332	107.547168	7.022616	0.97107958	1.677050
04/10/2148	295.928190	1.41129816	0.31192546	30.806163	107.209842	7.005144	0.97107834	1.676597
04/18/2177	47.520259	1.41040339	0.31161681	31.104613	107.066934	7.004205	0.97089798	1.675003

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