Asteroid General Data

2013 EP₄

General information

Preliminary designation	2013 EP₄
Group	Apollo
Absolute magnitude	25.41
Approximate diameter (m)	22
Approximate mass (kg)	1.95·10⁷
Number of observations	25
Arc length (days)	9

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	222.033464
a – orbit major semiaxis (astronomical units)	1.80601400
e – orbit eccentricity	0.46731200
ω – orbit ascending node-perihelion angle (degrees)	319.809059
Ω – longitude of orbit ascending node (degrees)	161.466779
i – orbit inclination to the ecliptic plane (degrees)	7.507264

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	352.904535	1.80314600	0.46701522	316.111298	163.909139	7.306500	0.96104937	2.421291
01/21/1858	346.701482	1.80266749	0.46803317	316.767763	163.443990	7.343074	0.95895931	2.420327
01/29/1887	342.215961	1.80326265	0.46790430	317.348806	163.133769	7.370846	0.95950830	2.421526
02/07/1916	337.807668	1.80304505	0.46634961	317.843625	162.776581	7.399013	0.96219570	2.421087
02/14/1945	331.705590	1.80286808	0.46653256	318.230917	162.450324	7.420867	0.96177142	2.420731
02/22/1974	327.520083	1.80271114	0.46769967	318.856767	162.053523	7.452023	0.95958374	2.420415
03/02/2003	324.723683	1.80185340	0.46738535	319.395616	161.699061	7.482599	0.95969352	2.418688
03/09/2032	316.973910	1.80380815	0.46728269	319.912550	161.349698	7.512584	0.96091982	2.422625
03/17/2061	308.555798	1.80379342	0.46646273	320.241031	161.089462	7.530352	0.96239102	2.422595
03/25/2090	299.230266	1.80462605	0.46727279	320.648630	160.802313	7.551784	0.96137341	2.424273
04/03/2119	293.126518	1.80256035	0.46677752	321.374061	160.365553	7.602503	0.96116571	2.420111
04/10/2148	289.132754	1.80197321	0.46524211	321.808275	160.057921	7.644443	0.96361940	2.418929
04/18/2177	287.405787	1.80295065	0.46514516	322.150488	159.772601	7.662917	0.96431688	2.420897

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