Asteroid General Data

2021 EC₁

General information

Preliminary designation	2021 EC₁
Group	Aten
Absolute magnitude	26.45
Approximate diameter (m)	14
Approximate mass (kg)	4.63·10⁶
Number of observations	59
Arc length (days)	12

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	195.851221
a – orbit major semiaxis (astronomical units)	0.92526300
e – orbit eccentricity	0.17356300
ω – orbit ascending node-perihelion angle (degrees)	42.390361
Ω – longitude of orbit ascending node (degrees)	350.612304
i – orbit inclination to the ecliptic plane (degrees)	8.157432

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	290.739676	0.92673636	0.17401479	41.537734	353.412101	8.153290	0.76547052	0.892144
01/21/1858	125.909600	0.92641562	0.17410300	41.571219	353.004659	8.154773	0.76512388	0.891681
01/29/1887	320.741564	0.92683645	0.17393131	41.925345	352.662854	8.156441	0.76563057	0.892288
02/07/1916	152.755683	0.92652264	0.17395814	42.098665	352.207171	8.153468	0.76534648	0.891835
02/14/1945	349.982786	0.92636741	0.17387680	42.222909	351.818091	8.148509	0.76529361	0.891611
02/22/1974	192.235366	0.92551513	0.17396208	42.145023	351.347184	8.157264	0.76451059	0.890381
03/02/2003	36.032884	0.92599678	0.17361917	42.708401	351.030754	8.155401	0.76522599	0.891076
03/09/2032	248.175246	0.92621388	0.17303934	42.768262	350.517801	8.180247	0.76594244	0.891390
03/17/2061	89.531275	0.92606780	0.17326958	43.081680	350.179886	8.170669	0.76560843	0.891179
03/25/2090	298.017572	0.92597492	0.17245752	43.280636	349.723638	8.197538	0.76628358	0.891045
04/03/2119	146.593304	0.92475367	0.17263172	43.063034	349.244771	8.215398	0.76511185	0.889282
04/10/2148	355.321979	0.92599715	0.17149355	43.838894	348.815658	8.239580	0.76719461	0.891077
04/18/2177	207.376641	0.92526148	0.17066696	43.636347	348.281512	8.279923	0.76734991	0.890015

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