Asteroid General Data

2004 FN₁₈ (164206)

General information

Preliminary designation	2004 FN₁₈
Number	164206
Group	Apollo
Absolute magnitude	17.68
Approximate diameter (m)	770
Approximate mass (kg)	8.47·10¹¹
Number of observations	1529
Arc length (days)	26123

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	122.437563
a – orbit major semiaxis (astronomical units)	1.70062200
e – orbit eccentricity	0.40961600
ω – orbit ascending node-perihelion angle (degrees)	232.900199
Ω – longitude of orbit ascending node (degrees)	214.395785
i – orbit inclination to the ecliptic plane (degrees)	18.272103

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	81.422266	1.70077542	0.40751797	230.522076	216.100460	18.423083	1.00767888	2.218049
01/21/1858	110.796691	1.70071027	0.40778480	230.916517	215.825734	18.396374	1.00718647	2.217921
01/29/1887	141.323417	1.70084275	0.40825293	231.216526	215.602160	18.380275	1.00646871	2.218180
02/07/1916	171.086683	1.70079128	0.40852280	231.604252	215.329100	18.352927	1.00597926	2.218080
02/14/1945	201.385169	1.70058155	0.40873804	231.918245	215.106316	18.333976	1.00548919	2.217669
02/22/1974	230.684838	1.70109340	0.40925138	232.266407	214.850523	18.307023	1.00491858	2.218671
03/02/2003	261.146244	1.70064880	0.40924625	232.623894	214.602668	18.288685	1.00466465	2.217801
03/09/2032	291.031530	1.70067444	0.40977637	233.027137	214.329554	18.262342	1.00377825	2.217851
03/17/2061	321.401966	1.70065139	0.41004325	233.306132	214.098810	18.248438	1.00331076	2.217806
03/25/2090	351.214830	1.70094078	0.41060896	233.569820	213.875029	18.231372	1.00251926	2.218372
04/03/2119	21.316043	1.70056383	0.41056803	233.951769	213.597404	18.208018	1.00236668	2.217635
04/10/2148	51.053719	1.70081872	0.41069671	234.303537	213.352544	18.186344	1.00229807	2.218133
04/18/2177	81.519919	1.70068681	0.41091025	234.681810	213.076519	18.163907	1.00185717	2.217875

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