Asteroid General Data

2018 UA

General information

Preliminary designation	2018 UA
Group	Apollo
Absolute magnitude	30.15
Approximate diameter (m)	3
Approximate mass (kg)	2.79·10⁴
Number of observations	29
Arc length (days)	0

Approaches

Date	Object	r, AU	r, km
10/19/2018 02:52:48 PM	Earth	0.000098	14 698

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	266.242889
a – orbit major semiaxis (astronomical units)	1.39054686
e – orbit eccentricity	0.44752040
ω – orbit ascending node-perihelion angle (degrees)	255.502876
Ω – longitude of orbit ascending node (degrees)	205.451379
i – orbit inclination to the ecliptic plane (degrees)	2.644809

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	185.059717	1.91647332	0.54537125	226.245088	209.057583	6.469353	0.87128388	2.653107
01/21/1858	158.325158	1.91652254	0.54587326	226.887768	208.515114	6.466835	0.87034413	2.653209
01/29/1887	137.710108	1.91575464	0.54584264	227.445221	208.113956	6.450573	0.87005407	2.651615
02/07/1916	115.624022	1.91678852	0.54562023	228.113864	207.572296	6.427953	0.87094992	2.653762
02/14/1945	87.813113	1.91789798	0.54613895	228.631725	207.154216	6.408627	0.87045920	2.656066
02/22/1974	61.009684	1.91814066	0.54532120	229.469688	206.560163	6.379172	0.87213790	2.656570
03/02/2003	32.176546	1.91971821	0.54586226	230.051196	206.067885	6.362605	0.87181650	2.659848
03/09/2032	28.361808	1.39055800	0.44790497	255.735795	205.236797	2.645903	0.76772016	1.639775
03/17/2061	289.798219	1.38880185	0.44689385	256.766477	204.312291	2.677759	0.76815484	1.636670
03/25/2090	187.106339	1.39001228	0.44710199	257.214826	203.990687	2.684675	0.76853502	1.638810
04/03/2119	102.365502	1.37694820	0.44442325	258.569473	203.542066	2.608120	0.76500040	1.615761
04/10/2148	61.754041	1.38580208	0.44622762	258.435571	203.163459	2.548998	0.76741892	1.631370
04/18/2177	349.489841	1.38514587	0.44602449	259.226829	202.604471	2.551207	0.76733689	1.630211

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