Asteroid General Data

2021 US₂

General information

Preliminary designation	2021 US₂
Group	Aten
Absolute magnitude	23.69
Approximate diameter (m)	49
Approximate mass (kg)	2.10·10⁸
Number of observations	136
Arc length (days)	12

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	236.628265
a – orbit major semiaxis (astronomical units)	0.97445400
e – orbit eccentricity	0.06809600
ω – orbit ascending node-perihelion angle (degrees)	153.641022
Ω – longitude of orbit ascending node (degrees)	35.619159
i – orbit inclination to the ecliptic plane (degrees)	38.394087

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	60.521719	0.97446009	0.06763985	154.352850	36.118314	38.405476	0.90854776	0.961937
01/21/1858	121.956223	0.97452007	0.06773154	154.214796	36.044696	38.403838	0.90851433	0.962026
01/29/1887	181.799755	0.97457827	0.06757725	154.147998	35.973004	38.402498	0.90871895	0.962112
02/07/1916	242.289011	0.97439035	0.06766365	154.171111	35.901882	38.403096	0.90845954	0.961834
02/14/1945	304.337862	0.97448212	0.06785345	154.052711	35.828853	38.399091	0.90836015	0.961970
02/22/1974	3.619237	0.97447381	0.06786643	153.790162	35.749964	38.398227	0.90833975	0.961957
03/02/2003	64.188327	0.97436312	0.06810096	153.798408	35.679622	38.397094	0.90800806	0.961794
03/09/2032	125.628345	0.97457828	0.06809341	153.668049	35.609705	38.393625	0.90821593	0.962112
03/17/2061	185.119138	0.97459558	0.06801926	153.649062	35.537707	38.393523	0.90830431	0.962138
03/25/2090	245.982380	0.97440976	0.06820625	153.642292	35.467567	38.394436	0.90794892	0.961863
04/03/2119	307.521045	0.97435307	0.06827238	153.537688	35.395721	38.393527	0.90783167	0.961779
04/10/2148	6.919838	0.97480935	0.06818987	153.395181	35.319888	38.389813	0.90833723	0.962454
04/18/2177	67.958246	0.97431469	0.06858898	153.234925	35.241687	38.391506	0.90748744	0.961722

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