Asteroid General Data

2018 UH

General information

Preliminary designation	2018 UH
Group	Apollo
Absolute magnitude	23.83
Approximate diameter (m)	46
Approximate mass (kg)	1.73·10⁸
Number of observations	36
Arc length (days)	23

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	19.732637
a – orbit major semiaxis (astronomical units)	2.47603500
e – orbit eccentricity	0.60900100
ω – orbit ascending node-perihelion angle (degrees)	330.980740
Ω – longitude of orbit ascending node (degrees)	13.455052
i – orbit inclination to the ecliptic plane (degrees)	16.767842

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	153.922769	2.44562348	0.61385873	326.195990	16.983229	15.957871	0.94435614	3.824591
01/21/1858	11.921039	2.43890427	0.61684261	326.544663	16.552581	16.057044	0.93448419	3.808840
01/29/1887	233.146123	2.44561864	0.61225628	326.619280	16.375287	16.049934	0.94827328	3.824580
02/07/1916	74.914500	2.45490145	0.60427535	327.831306	15.721268	16.176645	0.97146503	3.846376
02/14/1945	269.277668	2.44826776	0.61065732	330.201119	14.208548	16.660513	0.95321512	3.830796
02/22/1974	123.471368	2.44222009	0.61452314	330.543820	13.806929	16.764646	0.94141933	3.816610
03/02/2003	341.501122	2.44556436	0.61287822	330.561949	13.654218	16.750875	0.94673123	3.824452
03/09/2032	175.618386	2.46507299	0.60243883	331.506680	13.211273	16.773646	0.98001730	3.870306
03/17/2061	348.832839	2.46666487	0.59906583	333.396656	12.284003	17.082402	0.98897024	3.874055
03/25/2090	177.549333	2.44968652	0.60875228	335.136464	11.140798	17.530988	0.95843427	3.834126
04/03/2119	26.263043	2.44550534	0.61128847	335.376892	10.820326	17.611594	0.95059612	3.824314
04/10/2148	236.927290	2.45259240	0.60672634	335.387984	10.695634	17.575291	0.96453999	3.840950
04/18/2177	68.462819	2.45978199	0.59775509	336.212212	10.325987	17.587917	0.98943479	3.857852

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