Asteroid General Data

2011 ES₄

General information

Preliminary designation	2011 ES₄
Group	Apollo
Absolute magnitude	25.85
Approximate diameter (m)	18
Approximate mass (kg)	1.06·10⁷
Number of observations	143
Arc length (days)	3489

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	151.960009
a – orbit major semiaxis (astronomical units)	1.09616925
e – orbit eccentricity	0.24323810
ω – orbit ascending node-perihelion angle (degrees)	274.809806
Ω – longitude of orbit ascending node (degrees)	339.792672
i – orbit inclination to the ecliptic plane (degrees)	3.370074

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	161.493015	1.09893812	0.24449076	271.613026	342.826169	3.134887	0.83025790	1.152021
01/21/1858	227.747153	1.09949928	0.24483413	272.012685	342.545833	3.130250	0.83030433	1.152904
01/29/1887	345.648010	1.09519671	0.24301954	272.785535	341.511478	3.395775	0.82904251	1.146143
02/07/1916	110.514576	1.08905163	0.24200899	271.899895	341.131725	3.435213	0.82549135	1.136510
02/14/1945	293.970722	1.09201976	0.24251934	272.749501	340.845175	3.432017	0.82718385	1.141160
02/22/1974	100.896933	1.09104738	0.24244809	272.791553	340.534156	3.430584	0.82652502	1.139636
03/02/2003	279.920969	1.08903438	0.24208859	273.573991	340.147925	3.396058	0.82539158	1.136483
03/09/2032	70.018567	1.09600142	0.24364758	275.372978	339.331990	3.278166	0.82896333	1.147406
03/17/2061	175.691529	1.09594204	0.24369801	275.643940	339.031417	3.274342	0.82886315	1.147313
03/25/2090	275.864201	1.09624477	0.24378123	275.762395	338.714160	3.265080	0.82900088	1.147789
04/03/2119	15.448001	1.09342838	0.24326950	275.348637	338.390925	3.260793	0.82743061	1.143368
04/10/2148	94.826260	1.09663533	0.24414465	276.690716	337.587039	3.151418	0.82889768	1.148402
04/18/2177	185.267990	1.09850198	0.24460505	277.216168	337.250389	3.143013	0.82980284	1.151335

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