Asteroid General Data

2016 EF₁₅₇

General information

Preliminary designation	2016 EF₁₅₇
Group	Apollo
Absolute magnitude	24.94
Approximate diameter (m)	27
Approximate mass (kg)	3.73·10⁷
Number of observations	21
Arc length (days)	5

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	81.760953
a – orbit major semiaxis (astronomical units)	1.82024400
e – orbit eccentricity	0.51639300
ω – orbit ascending node-perihelion angle (degrees)	259.946974
Ω – longitude of orbit ascending node (degrees)	336.272409
i – orbit inclination to the ecliptic plane (degrees)	3.513512

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	295.688824	1.82225783	0.51670475	253.256075	341.915385	3.597247	0.88068855	2.459888
01/21/1858	225.972413	1.82069077	0.51749906	254.082093	341.174999	3.582407	0.87848502	2.456716
01/29/1887	154.829534	1.82242166	0.51731605	255.172832	340.305166	3.568509	0.87965369	2.460220
02/07/1916	85.130493	1.82121914	0.51635399	255.833695	339.703044	3.561382	0.88082537	2.457785
02/14/1945	15.648516	1.82128539	0.51775344	257.078729	338.691433	3.543652	0.87830860	2.457919
02/22/1974	305.685023	1.82165593	0.51633133	257.810328	338.059140	3.537426	0.88107790	2.458669
03/02/2003	233.175626	1.82186224	0.51822760	258.870815	337.147815	3.523270	0.87772295	2.459087
03/09/2032	164.525764	1.82005073	0.51657774	260.017621	336.220499	3.512615	0.87985304	2.455420
03/17/2061	95.007630	1.82064430	0.51801626	260.889185	335.416751	3.499427	0.87752095	2.456622
03/25/2090	26.521524	1.82058247	0.51755166	261.962205	334.556980	3.490735	0.87833699	2.456496
04/03/2119	318.077411	1.82009926	0.51755236	263.090944	333.520320	3.477504	0.87810258	2.455519
04/10/2148	248.858809	1.82128082	0.51831863	264.122718	332.658362	3.467547	0.87727704	2.457910
04/18/2177	177.698484	1.82185693	0.51750780	265.035732	331.866046	3.462585	0.87903177	2.459076

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