Asteroid General Data

2021 EF₃

General information

Preliminary designation	2021 EF₃
Group	Apollo
Absolute magnitude	29.34
Approximate diameter (m)	4
Approximate mass (kg)	8.55·10⁴
Number of observations	41
Arc length (days)	36

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	307.816664
a – orbit major semiaxis (astronomical units)	1.27956000
e – orbit eccentricity	0.23018500
ω – orbit ascending node-perihelion angle (degrees)	341.107058
Ω – longitude of orbit ascending node (degrees)	164.364774
i – orbit inclination to the ecliptic plane (degrees)	1.842727

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	300.769031	1.26530983	0.22442201	327.494600	176.251300	1.397092	0.98134645	1.423298
01/21/1858	128.405259	1.25991816	0.22155187	330.081056	172.683265	1.660751	0.98078093	1.414211
01/29/1887	327.698660	1.25742055	0.22000027	333.056337	169.370145	1.780307	0.98078769	1.410008
02/07/1916	153.669735	1.26369361	0.22312173	334.325900	168.849812	1.773331	0.98173610	1.420572
02/14/1945	276.656672	1.27118636	0.22654644	335.490889	168.416412	1.763477	0.98320361	1.433225
02/22/1974	7.092116	1.26897648	0.22564426	338.521022	165.391611	1.898559	0.98263922	1.429490
03/02/2003	141.061254	1.26582549	0.22350957	338.825510	165.067731	1.904563	0.98290138	1.424168
03/09/2032	229.690339	1.27953425	0.23021827	341.110648	164.350264	1.843242	0.98496209	1.447366
03/17/2061	244.863586	1.27960817	0.23019676	341.400306	164.185292	1.847101	0.98504651	1.447492
03/25/2090	299.133842	1.27675577	0.22827503	343.393793	162.505562	1.901666	0.98530431	1.442655
04/03/2119	115.806783	1.25578100	0.21605546	343.325622	160.073787	2.629570	0.98446266	1.407251
04/10/2148	355.978685	1.24515679	0.20969018	343.899934	158.407847	2.916995	0.98405964	1.389430
04/18/2177	293.795926	1.25460539	0.21457007	345.559189	157.648900	2.846876	0.98540463	1.405275

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