Asteroid General Data

2016 EN₁₅₇

General information

Preliminary designation	2016 EN₁₅₇
Group	Apollo
Absolute magnitude	28.04
Approximate diameter (m)	7
Approximate mass (kg)	5.15·10⁵
Number of observations	10
Arc length (days)	4

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	329.543645
a – orbit major semiaxis (astronomical units)	1.94475800
e – orbit eccentricity	0.56609100
ω – orbit ascending node-perihelion angle (degrees)	305.623162
Ω – longitude of orbit ascending node (degrees)	170.560398
i – orbit inclination to the ecliptic plane (degrees)	4.875412

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	338.648857	1.97640770	0.57133626	299.373482	176.079218	4.366126	0.84721432	2.778532
01/21/1858	130.939979	1.98362410	0.57341615	300.616390	175.181436	4.427824	0.84618201	2.793764
01/29/1887	269.659132	1.98244242	0.57311206	301.917884	174.210397	4.464217	0.84628075	2.791268
02/07/1916	52.604453	1.98440225	0.57186976	302.812205	173.480489	4.495656	0.84958260	2.795408
02/14/1945	197.362410	1.98019227	0.57350940	303.621494	172.762213	4.529050	0.84453340	2.786517
02/22/1974	341.531954	1.98134985	0.57267291	304.852931	171.851229	4.573414	0.84668447	2.788960
03/02/2003	131.856364	1.98048032	0.57235940	305.339863	171.318820	4.589309	0.84693379	2.787125
03/09/2032	336.659613	1.94387381	0.56651992	305.675063	170.489301	4.877969	0.84263058	2.710209
03/17/2061	230.370267	1.94365876	0.56578972	306.506513	169.791407	4.913541	0.84395662	2.709759
03/25/2090	123.238203	1.94424806	0.56534180	307.331093	169.150806	4.944558	0.84508337	2.710991
04/03/2119	17.039210	1.94355460	0.56528144	308.260902	168.398398	4.979502	0.84489925	2.709541
04/10/2148	266.625295	1.94811066	0.56494154	309.090193	167.855733	5.004620	0.84754202	2.719074
04/18/2177	149.617966	1.94714119	0.56525804	310.112018	167.077863	5.043954	0.84650398	2.717045

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