Asteroid General Data

2021 UK

General information

Preliminary designation	2021 UK
Group	Amor
Absolute magnitude	24.68
Approximate diameter (m)	31
Approximate mass (kg)	5.34·10⁷
Number of observations	44
Arc length (days)	40

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	58.878776
a – orbit major semiaxis (astronomical units)	1.34707300
e – orbit eccentricity	0.18518700
ω – orbit ascending node-perihelion angle (degrees)	158.272461
Ω – longitude of orbit ascending node (degrees)	216.762816
i – orbit inclination to the ecliptic plane (degrees)	10.627958

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	265.033363	1.34664860	0.18618764	156.260407	217.906514	10.586468	1.09591927	1.562723
01/21/1858	108.158509	1.34704781	0.18598549	156.576330	217.727655	10.595218	1.09651646	1.563418
01/29/1887	310.290376	1.34691734	0.18597713	156.890187	217.559153	10.600638	1.09642152	1.563191
02/07/1916	152.726436	1.34693361	0.18577694	157.126000	217.402871	10.604313	1.09670441	1.563219
02/14/1945	356.221869	1.34690901	0.18567610	157.388834	217.237128	10.610815	1.09682020	1.563176
02/22/1974	197.033667	1.34714913	0.18526413	157.767962	217.051721	10.618794	1.09757072	1.563594
03/02/2003	37.736586	1.34708570	0.18525165	157.990738	216.897122	10.622749	1.09753584	1.563484
03/09/2032	239.676385	1.34705014	0.18522098	158.320621	216.740505	10.629719	1.09754818	1.563422
03/17/2061	81.154319	1.34726562	0.18523539	158.625458	216.572999	10.634673	1.09770435	1.563797
03/25/2090	281.053143	1.34737113	0.18495184	158.895606	216.406582	10.641301	1.09817237	1.563981
04/03/2119	124.719101	1.34654951	0.18510539	159.310745	216.224495	10.645999	1.09729594	1.562551
04/10/2148	329.328984	1.34673253	0.18530443	159.672499	216.056733	10.652907	1.09717703	1.562869
04/18/2177	172.458153	1.34707190	0.18524930	159.915261	215.900164	10.657717	1.09752777	1.563460

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