Asteroid General Data

2021 UJ₄

General information

Preliminary designation	2021 UJ₄
Group	Apollo
Absolute magnitude	24.97
Approximate diameter (m)	27
Approximate mass (kg)	3.58·10⁷
Number of observations	14
Arc length (days)	2

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	19.615967
a – orbit major semiaxis (astronomical units)	1.34532200
e – orbit eccentricity	0.26205300
ω – orbit ascending node-perihelion angle (degrees)	229.931921
Ω – longitude of orbit ascending node (degrees)	213.533698
i – orbit inclination to the ecliptic plane (degrees)	24.655838

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	144.827364	1.34540192	0.26031426	228.646861	214.427686	24.699939	0.99517462	1.560554
01/21/1858	358.495531	1.34543836	0.26069992	228.851389	214.285853	24.691205	0.99468269	1.560617
01/29/1887	212.715240	1.34535191	0.26091198	229.013769	214.164041	24.688234	0.99433348	1.560467
02/07/1916	66.043371	1.34570703	0.26111113	229.184358	214.028594	24.680502	0.99432794	1.561084
02/14/1945	280.636546	1.34528422	0.26124095	229.385824	213.900732	24.674689	0.99384089	1.560349
02/22/1974	134.826563	1.34558738	0.26175943	229.580652	213.768458	24.666226	0.99336719	1.560876
03/02/2003	348.768006	1.34558706	0.26190315	229.754170	213.641692	24.660613	0.99317357	1.560876
03/09/2032	202.847471	1.34541738	0.26211726	229.947565	213.516089	24.653373	0.99276026	1.560580
03/17/2061	57.758251	1.34552128	0.26252082	230.105259	213.380829	24.649467	0.99229392	1.560761
03/25/2090	271.164578	1.34525704	0.26270060	230.304962	213.255619	24.644936	0.99185722	1.560301
04/03/2119	125.481304	1.34559478	0.26287775	230.441604	213.124801	24.640102	0.99186785	1.560889
04/10/2148	339.879245	1.34546446	0.26312753	230.619164	212.997101	24.633827	0.99143571	1.560662
04/18/2177	194.225130	1.34545152	0.26339186	230.823926	212.857595	24.626754	0.99107054	1.560640

Detailed table...

3D animation...

Calculation on the date...

Return to search