Asteroid General Data

2021 UH₃

General information

Preliminary designation	2021 UH₃
Group	Amor
Absolute magnitude	24.56
Approximate diameter (m)	33
Approximate mass (kg)	6.31·10⁷
Number of observations	22
Arc length (days)	2

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	169.039266
a – orbit major semiaxis (astronomical units)	1.28537500
e – orbit eccentricity	0.16450300
ω – orbit ascending node-perihelion angle (degrees)	307.543786
Ω – longitude of orbit ascending node (degrees)	32.602776
i – orbit inclination to the ecliptic plane (degrees)	23.128824

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	304.701688	1.28553375	0.16531011	306.374192	33.402686	23.125843	1.07302202	1.457558
01/21/1858	272.881810	1.28547104	0.16515137	306.563216	33.284477	23.127500	1.07317373	1.457451
01/29/1887	240.781906	1.28549727	0.16507143	306.744225	33.163012	23.128001	1.07329840	1.457496
02/07/1916	209.095284	1.28557216	0.16499647	306.891204	33.051323	23.128193	1.07345729	1.457623
02/14/1945	177.280133	1.28547382	0.16482918	307.061928	32.930405	23.127916	1.07359022	1.457456
02/22/1974	145.241876	1.28544168	0.16469904	307.227768	32.815136	23.127455	1.07373066	1.457401
03/02/2003	113.561435	1.28568676	0.16474159	307.399975	32.701241	23.127133	1.07388067	1.457818
03/09/2032	81.720973	1.28539349	0.16439745	307.548986	32.588332	23.129276	1.07407809	1.457319
03/17/2061	49.705034	1.28542767	0.16432959	307.722031	32.473010	23.129269	1.07419387	1.457378
03/25/2090	17.937991	1.28562518	0.16431103	307.942132	32.353440	23.131326	1.07438278	1.457713
04/03/2119	346.196495	1.28536903	0.16403352	308.055079	32.242122	23.132120	1.07452543	1.457278
04/10/2148	314.065092	1.28544706	0.16400479	308.275608	32.119450	23.133273	1.07462759	1.457411
04/18/2177	282.339765	1.28563685	0.16396000	308.456291	32.003299	23.133398	1.07484383	1.457733

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