Asteroid General Data

2021 UL₂

General information

Preliminary designation	2021 UL₂
Group	Aten
Absolute magnitude	26.54
Approximate diameter (m)	13
Approximate mass (kg)	4.09·10⁶
Number of observations	36
Arc length (days)	5

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	173.025038
a – orbit major semiaxis (astronomical units)	0.90723900
e – orbit eccentricity	0.70998800
ω – orbit ascending node-perihelion angle (degrees)	144.957748
Ω – longitude of orbit ascending node (degrees)	33.500229
i – orbit inclination to the ecliptic plane (degrees)	9.041324

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	123.079110	0.90630642	0.71014826	143.240017	35.265003	9.041272	0.26269449	0.862806
01/21/1858	352.308238	0.90624614	0.71018064	143.496323	35.036320	9.056941	0.26264768	0.862720
01/29/1887	223.881130	0.90577715	0.71022152	143.721460	34.820166	9.067844	0.26247473	0.862050
02/07/1916	105.844830	0.90593542	0.71028880	144.100662	34.430500	9.058621	0.26245964	0.862276
02/14/1945	339.308141	0.90606297	0.71027187	144.325874	34.213903	9.073014	0.26251193	0.862458
02/22/1974	207.830731	0.90636304	0.71015404	144.507595	33.995197	9.067902	0.26270567	0.862887
03/02/2003	79.758158	0.90681132	0.71004941	144.818623	33.667926	9.048000	0.26293047	0.863527
03/09/2032	294.202867	0.90717757	0.70990228	145.010988	33.445242	9.043694	0.26317014	0.864050
03/17/2061	142.373842	0.90743594	0.70987055	145.231680	33.222408	9.050310	0.26327389	0.864420
03/25/2090	353.229309	0.90721066	0.70994067	145.517531	32.963461	9.056455	0.26314492	0.864098
04/03/2119	200.358043	0.90751689	0.70994057	145.774200	32.687922	9.022989	0.26323383	0.864535
04/10/2148	48.702944	0.90700102	0.71014122	146.077861	32.418090	8.998336	0.26290221	0.863798
04/18/2177	258.223179	0.90719522	0.71010870	146.303144	32.181541	9.000799	0.26298801	0.864076

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