Asteroid General Data

2020 UM₁

General information

Preliminary designation	2020 UM₁
Group	Apollo
Absolute magnitude	25.77
Approximate diameter (m)	19
Approximate mass (kg)	1.19·10⁷
Number of observations	39
Arc length (days)	12

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	137.999829
a – orbit major semiaxis (astronomical units)	1.80238600
e – orbit eccentricity	0.59081800
ω – orbit ascending node-perihelion angle (degrees)	265.368681
Ω – longitude of orbit ascending node (degrees)	199.161768
i – orbit inclination to the ecliptic plane (degrees)	6.112949

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	178.472668	1.79776236	0.58959113	259.696134	204.150649	6.137546	0.73781761	2.410455
01/21/1858	192.062167	1.79856583	0.58898766	260.380284	203.471362	6.141142	0.73923276	2.412071
01/29/1887	204.268575	1.79748902	0.58973062	261.020775	202.886758	6.141950	0.73745470	2.409905
02/07/1916	215.165403	1.79810028	0.59118124	262.150293	201.959316	6.124265	0.73509713	2.411135
02/14/1945	226.571374	1.79937308	0.59076432	263.149314	201.111096	6.120979	0.73636767	2.413695
02/22/1974	231.799961	1.80130678	0.58955580	264.131064	200.275103	6.125805	0.73933593	2.417587
03/02/2003	232.887955	1.80153199	0.58956662	264.787645	199.700734	6.132805	0.73940886	2.418041
03/09/2032	232.282088	1.80261935	0.59118547	265.707988	198.885717	6.108228	0.73693698	2.420230
03/17/2061	231.727212	1.80184192	0.59145868	266.696638	198.077477	6.110505	0.73612687	2.418665
03/25/2090	232.077298	1.80135929	0.59057534	267.578999	197.315471	6.116394	0.73752091	2.417693
04/03/2119	229.121716	1.80248713	0.58950038	268.413275	196.567301	6.135454	0.73992029	2.419964
04/10/2148	226.077986	1.80144719	0.59010714	269.027297	195.999461	6.140121	0.73840034	2.417870
04/18/2177	226.145443	1.80071914	0.59112392	270.358687	194.974717	6.143059	0.73627098	2.416404

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