Asteroid General Data

2020 UD₄

General information

Preliminary designation	2020 UD₄
Group	Apollo
Absolute magnitude	26.70
Approximate diameter (m)	12
Approximate mass (kg)	3.28·10⁶
Number of observations	17
Arc length (days)	1

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	43.603408
a – orbit major semiaxis (astronomical units)	1.96464300
e – orbit eccentricity	0.49432200
ω – orbit ascending node-perihelion angle (degrees)	193.645942
Ω – longitude of orbit ascending node (degrees)	221.543905
i – orbit inclination to the ecliptic plane (degrees)	4.939209

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	234.160379	1.96899193	0.49530036	190.097755	223.643793	5.002582	0.99374952	2.762909
01/21/1858	59.052715	1.96552468	0.49493515	190.481049	223.381267	5.010091	0.99271743	2.755614
01/29/1887	241.234484	1.96894443	0.49683904	191.082201	223.018477	4.987509	0.99069596	2.762809
02/07/1916	58.521326	1.97559927	0.49740282	191.780394	222.577444	4.904729	0.99293062	2.776827
02/14/1945	224.140739	1.97117923	0.49624501	192.203735	222.293906	4.917252	0.99299137	2.767514
02/22/1974	37.866288	1.96980392	0.49579179	192.715100	222.023521	4.922986	0.99319130	2.764618
03/02/2003	215.336695	1.97032538	0.49597563	193.165300	221.822778	4.923456	0.99309200	2.765716
03/09/2032	39.020080	1.96764432	0.49507634	194.004868	221.352694	4.916786	0.99351017	2.760073
03/17/2061	222.972003	1.96891781	0.49558212	194.288304	221.134069	4.921175	0.99315735	2.762753
03/25/2090	45.286614	1.97275788	0.49791892	194.968809	220.709632	4.850467	0.99048440	2.770839
04/03/2119	213.323223	1.97314107	0.49653205	195.484406	220.431112	4.844678	0.99341329	2.771646
04/10/2148	21.481129	1.97391061	0.49698408	195.778128	220.185640	4.848153	0.99290847	2.773268
04/18/2177	176.797948	1.97870774	0.49843011	196.550561	219.732421	4.791333	0.99246023	2.783384

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