Asteroid General Data

1999 EF₅

General information

Preliminary designation	1999 EF₅
Group	Amor
Absolute magnitude	19.57
Approximate diameter (m)	320
Approximate mass (kg)	6.22·10¹⁰
Number of observations	103
Arc length (days)	7317

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	94.085850
a – orbit major semiaxis (astronomical units)	2.22867000
e – orbit eccentricity	0.42725500
ω – orbit ascending node-perihelion angle (degrees)	179.108758
Ω – longitude of orbit ascending node (degrees)	6.136034
i – orbit inclination to the ecliptic plane (degrees)	31.048622

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	292.848726	2.22859781	0.42711005	175.762987	7.535197	31.082154	1.27674129	3.326964
01/21/1858	194.504268	2.22771413	0.42783086	176.206487	7.345068	31.116233	1.27462928	3.324986
01/29/1887	97.067739	2.22789849	0.42763004	176.676743	7.123595	31.099669	1.27518217	3.325399
02/07/1916	359.003034	2.22780098	0.42766797	177.166259	6.915288	31.094524	1.27504185	3.325180
02/14/1945	260.585173	2.22796060	0.42731600	177.683507	6.714494	31.082313	1.27591738	3.325538
02/22/1974	163.843499	2.22749714	0.42793243	178.170716	6.485018	31.107420	1.27427887	3.324500
03/02/2003	66.049610	2.22848313	0.42750077	178.549332	6.305251	31.065229	1.27580487	3.326708
03/09/2032	326.643530	2.22857408	0.42701202	179.151797	6.123052	31.040501	1.27694615	3.326911
03/17/2061	230.686368	2.22513250	0.42933902	179.641378	5.900372	31.101351	1.26979630	3.319208
03/25/2090	133.387657	2.22734085	0.42802260	180.033940	5.717154	31.040453	1.27398863	3.324150
04/03/2119	33.424518	2.22641657	0.42961669	180.934880	5.476910	31.056958	1.26991085	3.322081
04/10/2148	297.371166	2.22578976	0.43014909	181.164010	5.299260	31.061561	1.26836833	3.320678
04/18/2177	199.000429	2.23048679	0.42794232	181.782149	5.097709	30.999180	1.27596709	3.331195

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