Asteroid General Data

2021 UW₂

General information

Preliminary designation	2021 UW₂
Group	Amor
Absolute magnitude	27.43
Approximate diameter (m)	9
Approximate mass (kg)	1.20·10⁶
Number of observations	43
Arc length (days)	12

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	58.162732
a – orbit major semiaxis (astronomical units)	1.33675800
e – orbit eccentricity	0.23541000
ω – orbit ascending node-perihelion angle (degrees)	353.424317
Ω – longitude of orbit ascending node (degrees)	42.061987
i – orbit inclination to the ecliptic plane (degrees)	0.864124

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	321.033211	1.34047236	0.23721913	350.470720	42.599475	0.851617	1.02248666	1.551985
01/21/1858	207.313222	1.34239102	0.23760786	350.124211	42.999885	0.846168	1.02342836	1.555318
01/29/1887	71.304482	1.34418245	0.23875815	350.304246	42.939936	0.843974	1.02324794	1.558432
02/07/1916	299.967804	1.34021734	0.23690689	350.734174	42.829313	0.839411	1.02271062	1.551542
02/14/1945	193.664601	1.34002712	0.23688634	350.796190	42.845341	0.836736	1.02259301	1.551211
02/22/1974	81.473941	1.34019220	0.23678063	351.972936	42.353712	0.843795	1.02286064	1.551498
03/02/2003	336.382809	1.34010493	0.23712753	351.573488	42.897270	0.847493	1.02232915	1.551347
03/09/2032	253.617632	1.33675628	0.23538734	353.439154	42.063761	0.863375	1.02210078	1.545535
03/17/2061	187.535332	1.33425790	0.23472282	354.223748	42.035149	0.875534	1.02107712	1.541205
03/25/2090	134.459910	1.33205968	0.23386422	354.534229	41.908565	0.876472	1.02053858	1.537397
04/03/2119	94.983336	1.33282351	0.23470384	354.319645	42.399499	0.880879	1.02000471	1.538720
04/10/2148	40.845876	1.33412930	0.23561608	354.462389	42.370250	0.877773	1.01978698	1.540982
04/18/2177	344.649476	1.33093284	0.23426201	353.734201	43.373182	0.893877	1.01914584	1.535447

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