Asteroid General Data

2021 UA₃

General information

Preliminary designation	2021 UA₃
Group	Apollo
Absolute magnitude	27.36
Approximate diameter (m)	9
Approximate mass (kg)	1.32·10⁶
Number of observations	34
Arc length (days)	2

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	87.924776
a – orbit major semiaxis (astronomical units)	2.45488900
e – orbit eccentricity	0.63766200
ω – orbit ascending node-perihelion angle (degrees)	228.701100
Ω – longitude of orbit ascending node (degrees)	214.312364
i – orbit inclination to the ecliptic plane (degrees)	11.839884

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	334.478300	2.44473309	0.64690376	216.314158	224.338863	13.637673	0.86322605	3.822503
01/21/1858	177.393882	2.45908984	0.64008216	217.092137	223.515038	13.449472	0.88507031	3.856224
01/29/1887	351.530923	2.47380220	0.63141078	219.580742	221.564185	13.007122	0.91181682	3.890882
02/07/1916	150.364410	2.46697268	0.63588484	224.586335	217.858928	12.317513	0.89826215	3.874781
02/14/1945	338.732301	2.45195225	0.64511655	225.954419	216.874614	12.195039	0.87015726	3.839447
02/22/1974	189.688766	2.44350795	0.65008294	226.070236	216.654771	12.195126	0.85502512	3.819630
03/02/2003	40.414267	2.44357666	0.64616037	226.563457	216.114129	12.140795	0.86463426	3.819791
03/09/2032	238.495815	2.46220302	0.63608028	230.289989	213.051929	11.613694	0.89604424	3.863549
03/17/2061	75.264334	2.44260172	0.64375079	233.582658	210.489058	11.349942	0.87017494	3.817505
03/25/2090	300.531204	2.43377187	0.64975299	233.983923	210.061900	11.329169	0.85242133	3.796824
04/03/2119	168.241600	2.44267711	0.64585973	234.483815	209.425343	11.260720	0.86505033	3.817682
04/10/2148	8.754456	2.45841496	0.63751907	237.516183	206.779197	10.964301	0.89112853	3.854636
04/18/2177	205.114789	2.44135889	0.64649352	242.483055	202.708434	10.619710	0.86303618	3.814592

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