Asteroid General Data

2004 EW₉ (144411)

General information

Preliminary designation	2004 EW₉
Number	144411
Group	Apollo
Absolute magnitude	16.54
Approximate diameter (m)	1 300
Approximate mass (kg)	4.09·10¹²
Number of observations	2550
Arc length (days)	9074

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	119.748165
a – orbit major semiaxis (astronomical units)	1.91741800
e – orbit eccentricity	0.53374400
ω – orbit ascending node-perihelion angle (degrees)	8.197458
Ω – longitude of orbit ascending node (degrees)	288.788523
i – orbit inclination to the ecliptic plane (degrees)	8.793616

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	315.262936	1.91702453	0.53200532	5.410899	290.485328	8.850612	0.89715728	2.654252
01/21/1858	291.122552	1.91750977	0.53209625	5.771551	290.273513	8.841761	0.89721002	2.655260
01/29/1887	265.360560	1.91663684	0.53252495	6.325971	289.981277	8.835856	0.89597991	2.653447
02/07/1916	242.411877	1.91713879	0.53230393	6.692051	289.783667	8.823000	0.89663828	2.654489
02/14/1945	216.899714	1.91727058	0.53318669	7.095586	289.489997	8.818839	0.89500743	2.654763
02/22/1974	192.398873	1.91708191	0.53311375	7.488778	289.262271	8.808923	0.89505919	2.654371
03/02/2003	168.375637	1.91765623	0.53305057	7.864654	289.040745	8.797846	0.89544849	2.655564
03/09/2032	142.058706	1.91742974	0.53291651	8.308767	288.715071	8.781980	0.89559978	2.655093
03/17/2061	118.534856	1.91789129	0.53287067	8.694660	288.503872	8.773488	0.89590328	2.656052
03/25/2090	92.797892	1.91798741	0.53342882	9.198470	288.218089	8.751371	0.89487766	2.656252
04/03/2119	68.072655	1.91756663	0.53301368	9.620647	287.971916	8.741341	0.89547738	2.655378
04/10/2148	44.097582	1.91702836	0.53362559	10.009592	287.725094	8.731327	0.89405297	2.654260
04/18/2177	17.435856	1.91746058	0.53395350	10.441750	287.443227	8.720542	0.89362579	2.655157

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