Asteroid General Data

2018 EW₁

General information

Preliminary designation	2018 EW₁
Group	Apollo
Absolute magnitude	26.27
Approximate diameter (m)	15
Approximate mass (kg)	5.94·10⁶
Number of observations	74
Arc length (days)	11

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	210.812504
a – orbit major semiaxis (astronomical units)	1.20164000
e – orbit eccentricity	0.28736900
ω – orbit ascending node-perihelion angle (degrees)	279.948603
Ω – longitude of orbit ascending node (degrees)	176.289509
i – orbit inclination to the ecliptic plane (degrees)	3.696286

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	199.928774	1.20430483	0.28812778	276.557663	179.377750	3.601921	0.85731115	1.321616
01/21/1858	197.046607	1.20196333	0.28749625	277.205999	178.714657	3.604079	0.85640338	1.317763
01/29/1887	206.099556	1.20176679	0.28754986	277.430496	178.401653	3.608097	0.85619892	1.317440
02/07/1916	211.561622	1.20227759	0.28779440	277.740258	178.009439	3.606869	0.85626883	1.318280
02/14/1945	214.489483	1.20121749	0.28740894	277.949597	177.540826	3.643252	0.85597684	1.316537
02/22/1974	227.919403	1.20206770	0.28774600	278.327830	177.220312	3.647064	0.85617753	1.317935
03/02/2003	248.657644	1.19974726	0.28709573	279.072260	176.781535	3.631448	0.85530494	1.314121
03/09/2032	267.409427	1.20137941	0.28735406	280.023916	176.248606	3.696980	0.85615816	1.316803
03/17/2061	279.742205	1.20158261	0.28736027	280.205889	175.911569	3.694648	0.85629551	1.317137
03/25/2090	286.470547	1.20197992	0.28772881	280.847020	175.374651	3.670354	0.85613567	1.317791
04/03/2119	286.591977	1.20312936	0.28806585	281.279210	174.897027	3.657889	0.85654888	1.319681
04/10/2148	275.490705	1.20431510	0.28829942	281.724508	174.531991	3.659906	0.85711175	1.321633
04/18/2177	260.130825	1.20441148	0.28824305	281.986509	174.290628	3.668369	0.85724824	1.321791

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