Asteroid General Data

2025 EF₄

General information

Preliminary designation	2025 EF₄
Group	Apollo
Absolute magnitude	24.66
Approximate diameter (m)	31
Approximate mass (kg)	5.49·10⁷
Number of observations	282
Arc length (days)	56

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	22.570346
a – orbit major semiaxis (astronomical units)	1.27101500
e – orbit eccentricity	0.21658800
ω – orbit ascending node-perihelion angle (degrees)	354.268101
Ω – longitude of orbit ascending node (degrees)	174.182351
i – orbit inclination to the ecliptic plane (degrees)	8.915266

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	128.755886	1.23572761	0.19627815	346.739214	176.198207	9.185544	0.99318128	1.373677
01/21/1858	187.135694	1.23361650	0.19504809	346.996888	175.964132	9.205549	0.99300196	1.370159
01/29/1887	259.480076	1.23115301	0.19326859	347.253187	175.695874	9.234359	0.99320980	1.366056
02/07/1916	342.506474	1.23170407	0.19370688	347.577959	175.492376	9.240136	0.99311453	1.366974
02/14/1945	100.117835	1.22789634	0.19111620	347.735549	175.244358	9.275217	0.99322545	1.360640
02/22/1974	149.187847	1.24854785	0.20337599	351.031318	174.748588	9.112506	0.99462319	1.395110
03/02/2003	81.949350	1.24796384	0.20300544	351.211275	174.601823	9.116798	0.99462039	1.394131
03/09/2032	318.219321	1.27103480	0.21653858	354.279155	174.166055	8.915332	0.99580673	1.432969
03/17/2061	46.413889	1.27089344	0.21630767	354.571501	173.999128	8.918654	0.99598944	1.432730
03/25/2090	191.134684	1.26318565	0.21164219	355.011980	173.696294	8.997794	0.99584227	1.419716
04/03/2119	2.788962	1.25785475	0.20821789	355.418123	173.393047	9.050770	0.99594689	1.410738
04/10/2148	209.765518	1.25768069	0.20801849	355.696465	173.208522	9.056380	0.99605985	1.410445
04/18/2177	47.969430	1.26056940	0.20976934	356.120964	172.960282	9.036518	0.99614060	1.415307

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