Asteroid General Data

2021 EO₄

General information

Preliminary designation	2021 EO₄
Group	Apollo
Absolute magnitude	18.77
Approximate diameter (m)	470
Approximate mass (kg)	1.88·10¹¹
Number of observations	128
Arc length (days)	266

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	191.069020
a – orbit major semiaxis (astronomical units)	2.22352100
e – orbit eccentricity	0.72524300
ω – orbit ascending node-perihelion angle (degrees)	190.107612
Ω – longitude of orbit ascending node (degrees)	113.667040
i – orbit inclination to the ecliptic plane (degrees)	13.707283

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	277.384395	2.22118919	0.72308704	186.953342	115.337004	13.993254	0.61507607	3.310388
01/21/1858	194.749272	2.21665700	0.72561634	187.278214	115.145908	14.016840	0.60821447	3.300262
01/29/1887	113.477296	2.22212346	0.72249678	187.885831	114.825699	13.893447	0.61664643	3.312477
02/07/1916	29.699070	2.21751935	0.72555198	188.328987	114.613336	13.909100	0.60859379	3.302188
02/14/1945	311.308374	2.22225490	0.72321142	188.818712	114.323915	13.805861	0.61509477	3.312771
02/22/1974	227.491288	2.21989170	0.72518815	189.357918	114.071014	13.782583	0.61005255	3.307488
03/02/2003	148.613394	2.21940410	0.72622727	189.679213	113.900010	13.773304	0.60761232	3.306398
03/09/2032	66.081061	2.22129461	0.72479789	190.324781	113.518177	13.644331	0.61130495	3.310624
03/17/2061	344.699463	2.21662633	0.72754460	190.657954	113.316252	13.644088	0.60393181	3.300193
03/25/2090	264.633320	2.22107985	0.72492878	191.285315	112.960786	13.505554	0.61095514	3.310144
04/03/2119	181.797307	2.21721064	0.72759133	191.768386	112.704188	13.477520	0.60398740	3.301498
04/10/2148	103.213825	2.22118322	0.72562724	192.300393	112.371064	13.357065	0.60943217	3.310375
04/18/2177	20.616125	2.21931658	0.72736656	192.874453	112.083555	13.290048	0.60505991	3.306203

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