Asteroid General Data

2011 EK

General information

Preliminary designation	2011 EK
Group	Aten
Absolute magnitude	22.45
Approximate diameter (m)	86
Approximate mass (kg)	1.16·10⁹
Number of observations	74
Arc length (days)	4021

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	302.126985
a – orbit major semiaxis (astronomical units)	0.89773800
e – orbit eccentricity	0.16495600
ω – orbit ascending node-perihelion angle (degrees)	178.443974
Ω – longitude of orbit ascending node (degrees)	155.275233
i – orbit inclination to the ecliptic plane (degrees)	8.719282

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	59.913249	0.89685677	0.16576296	176.062922	158.039746	8.625437	0.74819114	0.849347
01/21/1858	116.330738	0.89728374	0.16602046	176.606304	157.607854	8.640313	0.74831628	0.849954
01/29/1887	170.611404	0.89667669	0.16458271	176.774876	157.191734	8.675006	0.74909921	0.849091
02/07/1916	233.128884	0.89666874	0.16515892	176.984700	156.785426	8.664446	0.74857590	0.849080
02/14/1945	289.416760	0.89736062	0.16495809	177.469502	156.389455	8.688475	0.74933373	0.850063
02/22/1974	343.920390	0.89697180	0.16480227	177.827300	156.046470	8.702687	0.74914881	0.849511
03/02/2003	48.254115	0.89698623	0.16475973	178.007288	155.618000	8.712180	0.74919902	0.849531
03/09/2032	101.800187	0.89693212	0.16496139	178.571779	155.169423	8.715680	0.74897296	0.849454
03/17/2061	159.185619	0.89707976	0.16430616	178.905836	154.757311	8.741555	0.74968403	0.849664
03/25/2090	220.686357	0.89707208	0.16507815	179.083193	154.381456	8.739675	0.74898509	0.849653
04/03/2119	276.016160	0.89716755	0.16475660	179.529118	153.971318	8.739449	0.74935327	0.849789
04/10/2148	332.471913	0.89693493	0.16491945	179.908116	153.631545	8.747172	0.74901291	0.849458
04/18/2177	32.304917	0.89663511	0.16414720	179.897308	153.256271	8.767641	0.74945496	0.849032

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