Asteroid General Data

2021 UY₂

General information

Preliminary designation	2021 UY₂
Group	Apollo
Absolute magnitude	23.39
Approximate diameter (m)	56
Approximate mass (kg)	3.18·10⁸
Number of observations	44
Arc length (days)	33

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	279.519383
a – orbit major semiaxis (astronomical units)	1.41804300
e – orbit eccentricity	0.42129800
ω – orbit ascending node-perihelion angle (degrees)	191.196303
Ω – longitude of orbit ascending node (degrees)	286.132219
i – orbit inclination to the ecliptic plane (degrees)	1.473984

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	221.444116	1.41418121	0.42068659	184.328663	292.823879	1.456425	0.81925413	1.681737
01/21/1858	304.897712	1.41582868	0.42095410	185.609813	291.727491	1.445983	0.81982980	1.684677
01/29/1887	17.124554	1.41854814	0.42158684	187.700707	289.561147	1.472012	0.82050691	1.689533
02/07/1916	84.781197	1.41792552	0.42133361	188.179074	289.124136	1.469325	0.82050585	1.688421
02/14/1945	154.656033	1.41786459	0.42140175	188.570027	288.719707	1.467114	0.82037397	1.688312
02/22/1974	226.242406	1.41660128	0.42099058	189.342194	287.912737	1.459962	0.82022548	1.686056
03/02/2003	300.737309	1.41780332	0.42140808	190.656708	286.564783	1.474715	0.82032954	1.688203
03/09/2032	7.982067	1.41705086	0.42124027	191.480236	285.758778	1.472064	0.82013198	1.686859
03/17/2061	81.080114	1.41729739	0.42108300	191.953956	285.306013	1.469344	0.82049756	1.687299
03/25/2090	152.285883	1.41715808	0.42103557	192.486651	284.794719	1.467364	0.82048412	1.687050
04/03/2119	223.104991	1.41773459	0.42116145	193.005373	284.261851	1.468274	0.82063944	1.688080
04/10/2148	290.691740	1.41742996	0.42104984	193.832716	283.442624	1.462529	0.82062130	1.687536
04/18/2177	6.348175	1.41634672	0.42068622	194.701317	282.570761	1.457857	0.82050917	1.685602

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