Asteroid General Data

1991 EE (9856)

General information

Preliminary designation	1991 EE
Number	9856
Group	Apollo
Absolute magnitude	17.08
Approximate diameter (m)	1 000
Approximate mass (kg)	1.94·10¹²
Number of observations	1095
Arc length (days)	12747

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	159.967668
a – orbit major semiaxis (astronomical units)	2.24405200
e – orbit eccentricity	0.62508500
ω – orbit ascending node-perihelion angle (degrees)	116.312571
Ω – longitude of orbit ascending node (degrees)	168.020841
i – orbit inclination to the ecliptic plane (degrees)	9.830447

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	270.542124	2.24363663	0.62429280	104.370570	178.427598	9.270399	0.84295044	3.360697
01/21/1858	138.331117	2.24482534	0.62358228	105.670900	177.240460	9.313307	0.84499204	3.363368
01/29/1887	2.111128	2.24700905	0.62254742	107.140325	175.900635	9.373946	0.84813936	3.368277
02/07/1916	220.214019	2.24870862	0.62098734	108.865121	174.440191	9.447657	0.85228903	3.372100
02/14/1945	76.633078	2.24750689	0.62055230	112.083088	171.751644	9.600707	0.85281132	3.369397
02/22/1974	297.231460	2.24616883	0.62220033	113.721709	170.325204	9.685197	0.84860184	3.366388
03/02/2003	160.130404	2.24638154	0.62379808	115.173222	169.043735	9.762853	0.84509305	3.366866
03/09/2032	25.553936	2.24588735	0.62438202	116.407814	167.908230	9.843235	0.84359567	3.365756
03/17/2061	251.862858	2.24288549	0.62671604	117.777962	166.624702	9.928268	0.83723317	3.359010
03/25/2090	114.356829	2.24671140	0.62636830	118.677850	165.839226	9.995602	0.83944259	3.367608
04/03/2119	332.017236	2.24931789	0.62460602	119.617654	164.992727	10.065072	0.84438039	3.373470
04/10/2148	183.664035	2.25237707	0.61995330	121.580267	163.371369	10.209574	0.85600848	3.380355
04/18/2177	33.819335	2.25494686	0.61828022	122.892916	162.306957	10.306236	0.86075783	3.386141

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