Asteroid General Data

2021 UM₅

General information

Preliminary designation	2021 UM₅
Group	Apollo
Absolute magnitude	21.64
Approximate diameter (m)	120
Approximate mass (kg)	3.56·10⁹
Number of observations	43
Arc length (days)	41

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	163.486141
a – orbit major semiaxis (astronomical units)	2.14970800
e – orbit eccentricity	0.66790800
ω – orbit ascending node-perihelion angle (degrees)	108.512794
Ω – longitude of orbit ascending node (degrees)	42.781002
i – orbit inclination to the ecliptic plane (degrees)	9.482836

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	162.552606	2.13922035	0.67200684	97.091551	53.072196	9.220810	0.70164965	3.128844
01/21/1858	251.966594	2.14358603	0.66793182	98.592290	51.668992	9.240140	0.71181671	3.138427
01/29/1887	345.258973	2.13951500	0.67055193	101.112740	49.478187	9.294415	0.70485910	3.129490
02/07/1916	76.235535	2.14183414	0.66827397	102.076676	48.502365	9.320093	0.71050214	3.134580
02/14/1945	169.078678	2.14263381	0.66895370	104.711564	46.246826	9.398851	0.70931099	3.136336
02/22/1974	256.832568	2.14217942	0.66850105	105.536422	45.352126	9.419145	0.71013022	3.135338
03/02/2003	353.431792	2.14180309	0.66736254	108.055796	43.212710	9.513540	0.71244395	3.134512
03/09/2032	68.935491	2.15027394	0.66760208	108.578824	42.734061	9.482802	0.71474659	3.153126
03/17/2061	149.113035	2.15013451	0.66595382	111.123171	40.512597	9.597920	0.71824422	3.152819
03/25/2090	228.758495	2.14691042	0.66884907	111.963938	39.729975	9.627528	0.71095137	3.145730
04/03/2119	305.932203	2.15085188	0.66552523	114.064344	37.889546	9.734204	0.71940570	3.154397
04/10/2148	24.382604	2.14376616	0.66938047	115.942236	36.288137	9.842485	0.70877096	3.138822
04/18/2177	103.864306	2.14842189	0.66612214	117.003090	35.300676	9.892812	0.71731051	3.149053

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