Asteroid General Data

2011 EC₁₂

General information

Preliminary designation	2011 EC₁₂
Group	Apollo
Absolute magnitude	25.80
Approximate diameter (m)	18
Approximate mass (kg)	1.14·10⁷
Number of observations	52
Arc length (days)	4

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	42.938858
a – orbit major semiaxis (astronomical units)	1.01027100
e – orbit eccentricity	0.45157600
ω – orbit ascending node-perihelion angle (degrees)	295.834141
Ω – longitude of orbit ascending node (degrees)	346.480932
i – orbit inclination to the ecliptic plane (degrees)	11.576793

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	0.888165	0.99554788	0.45169580	296.307949	348.070454	11.824825	0.54586308	0.993331
01/21/1858	80.272397	0.99527907	0.45167633	296.449481	347.910443	11.823846	0.54573507	0.992928
01/29/1887	162.989798	0.99522437	0.45180473	296.801554	347.608712	11.801792	0.54557729	0.992847
02/07/1916	250.124726	0.99524917	0.45181041	296.859333	347.376543	11.798996	0.54558523	0.992884
02/14/1945	188.765384	1.00787663	0.45133478	295.512901	347.103769	11.635240	0.55298685	1.011840
02/22/1974	75.338072	1.00753277	0.45149292	295.762220	346.854259	11.620259	0.55263885	1.011322
03/02/2003	324.252251	1.00800658	0.45156025	295.972953	346.668744	11.612780	0.55283088	1.012035
03/09/2032	184.687160	1.01007417	0.45158304	295.881131	346.402906	11.569166	0.55394181	1.015151
03/17/2061	36.048407	1.01006127	0.45171750	296.083361	346.220058	11.565349	0.55379892	1.015131
03/25/2090	244.288746	1.01064920	0.45152647	296.178590	346.017655	11.560032	0.55431433	1.016018
04/03/2119	89.922100	1.01033489	0.45156752	296.416933	345.778354	11.546718	0.55410046	1.015544
04/10/2148	299.927456	1.00944435	0.45170197	296.734437	345.579734	11.531766	0.55347635	1.014201
04/18/2177	162.321912	1.00918878	0.45175885	296.950304	345.312746	11.521056	0.55327881	1.013816

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