Asteroid General Data

2018 AC₁₂

General information

Preliminary designation	2018 AC₁₂
Group	Apollo
Absolute magnitude	25.45
Approximate diameter (m)	22
Approximate mass (kg)	1.84·10⁷
Number of observations	43
Arc length (days)	29

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	305.699282
a – orbit major semiaxis (astronomical units)	1.72684700
e – orbit eccentricity	0.43437500
ω – orbit ascending node-perihelion angle (degrees)	144.271512
Ω – longitude of orbit ascending node (degrees)	302.839991
i – orbit inclination to the ecliptic plane (degrees)	7.845071

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	317.452663	1.73041088	0.43694890	140.982050	305.068499	7.665731	0.97430974	2.276274
01/21/1858	227.933725	1.72973483	0.43632045	141.541583	304.704815	7.701750	0.97501615	2.274940
01/29/1887	138.557156	1.72988302	0.43609317	141.934496	304.432141	7.710639	0.97549285	2.275232
02/07/1916	50.527284	1.72902054	0.43553473	142.454296	304.075548	7.737167	0.97597204	2.273531
02/14/1945	326.748574	1.72846254	0.43502482	142.898804	303.767802	7.768813	0.97653844	2.272430
02/22/1974	247.100507	1.72737620	0.43481860	143.410366	303.394175	7.800367	0.97628090	2.270288
03/02/2003	170.544264	1.72695406	0.43442580	143.813629	303.137271	7.810547	0.97672065	2.269456
03/09/2032	94.377500	1.72660434	0.43485510	144.340652	302.772388	7.849084	0.97578163	2.268767
03/17/2061	18.883331	1.72667351	0.43423712	144.768424	302.512176	7.860655	0.97688777	2.268903
03/25/2090	306.153108	1.72523792	0.43407579	145.195933	302.169398	7.887536	0.97635390	2.266074
04/03/2119	237.073332	1.72392023	0.43310146	145.680914	301.843227	7.911636	0.97728787	2.263478
04/10/2148	170.616851	1.72379915	0.43290458	146.028473	301.592623	7.920717	0.97755860	2.263240
04/18/2177	99.727135	1.72602111	0.43317975	146.528852	301.320282	7.935532	0.97834371	2.267617

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