Asteroid General Data

2021 UB₃

General information

Preliminary designation	2021 UB₃
Group	Apollo
Absolute magnitude	27.10
Approximate diameter (m)	10
Approximate mass (kg)	1.89·10⁶
Number of observations	38
Arc length (days)	11

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	113.629847
a – orbit major semiaxis (astronomical units)	1.62689800
e – orbit eccentricity	0.39147800
ω – orbit ascending node-perihelion angle (degrees)	32.703086
Ω – longitude of orbit ascending node (degrees)	35.288869
i – orbit inclination to the ecliptic plane (degrees)	2.265520

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	337.351637	1.62010555	0.38996533	26.763360	39.829789	2.581316	0.98832055	2.062128
01/21/1858	1.202898	1.62309375	0.39069249	27.599320	39.179780	2.553688	0.98896320	2.067836
01/29/1887	13.206419	1.62371617	0.39066107	27.931923	38.978883	2.546677	0.98939348	2.069025
02/07/1916	20.826528	1.62608290	0.39135090	29.224921	37.883235	2.458153	0.98971389	2.073551
02/14/1945	18.655791	1.62660642	0.39139235	29.568875	37.692546	2.451120	0.98996511	2.074552
02/22/1974	13.732740	1.62825791	0.39198693	30.910068	36.554283	2.358726	0.99000208	2.077712
03/02/2003	0.783675	1.63038167	0.39291327	32.166295	35.430642	2.302428	0.98978308	2.081779
03/09/2032	343.297156	1.62694762	0.39146389	32.829515	35.240921	2.263085	0.99005638	2.075205
03/17/2061	338.740867	1.62616611	0.39125128	33.878345	34.306840	2.276064	0.98992654	2.073710
03/25/2090	330.234675	1.62901756	0.39241699	35.030064	33.353764	2.241032	0.98976339	2.079166
04/03/2119	314.281896	1.62907665	0.39213079	35.391560	33.137661	2.233616	0.99026554	2.079280
04/10/2148	303.232128	1.62732553	0.39167986	36.604473	32.186483	2.163141	0.98993489	2.075928
04/18/2177	304.379409	1.62470369	0.39062033	37.108156	31.919488	2.152105	0.99006140	2.070913

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