Asteroid General Data

2016 EC₁₅₇

General information

Preliminary designation	2016 EC₁₅₇
Group	Aten
Absolute magnitude	23.55
Approximate diameter (m)	52
Approximate mass (kg)	2.55·10⁸
Number of observations	59
Arc length (days)	2933

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	177.117506
a – orbit major semiaxis (astronomical units)	0.92140100
e – orbit eccentricity	0.35242500
ω – orbit ascending node-perihelion angle (degrees)	329.356781
Ω – longitude of orbit ascending node (degrees)	7.395863
i – orbit inclination to the ecliptic plane (degrees)	5.585918

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	7.527466	0.92130071	0.35198910	326.864944	10.530123	5.731169	0.59701290	0.884306
01/21/1858	299.391498	0.92146816	0.35207323	327.351655	9.915416	5.697462	0.59704389	0.884547
01/29/1887	232.025279	0.92105255	0.35247202	327.813538	9.404397	5.659288	0.59640730	0.883949
02/07/1916	168.459562	0.92136242	0.35251102	328.115183	9.009503	5.649011	0.59657202	0.884395
02/14/1945	98.919251	0.92175561	0.35251908	328.380603	8.579391	5.636111	0.59681918	0.884961
02/22/1974	25.829377	0.92172848	0.35238454	328.617835	8.188128	5.617524	0.59692562	0.884922
03/02/2003	314.788764	0.92133344	0.35253470	329.090232	7.728862	5.599363	0.59653143	0.884353
03/09/2032	245.884756	0.92140376	0.35248672	329.401235	7.328190	5.587491	0.59662117	0.884455
03/17/2061	178.036867	0.92116854	0.35249752	329.653973	6.956680	5.575624	0.59645891	0.884116
03/25/2090	110.877956	0.92138126	0.35234507	329.863231	6.596268	5.557715	0.59673712	0.884422
04/03/2119	41.962137	0.92142455	0.35227122	330.194484	6.175564	5.536787	0.59683320	0.884485
04/10/2148	329.234170	0.92181885	0.35222747	330.670564	5.657654	5.521271	0.59712893	0.885052
04/18/2177	255.325328	0.92162060	0.35231884	330.901012	5.285590	5.508973	0.59691630	0.884767

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