Asteroid General Data

2008 ER₉₀

General information

Preliminary designation	2008 ER₉₀
Group	Amor
Absolute magnitude	24.20
Approximate diameter (m)	38
Approximate mass (kg)	1.04·10⁸
Number of observations	9
Arc length (days)	17

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	135.464814
a – orbit major semiaxis (astronomical units)	1.57163100
e – orbit eccentricity	0.17580500
ω – orbit ascending node-perihelion angle (degrees)	12.394583
Ω – longitude of orbit ascending node (degrees)	176.437182
i – orbit inclination to the ecliptic plane (degrees)	20.393982

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	16.847878	1.57151580	0.17583735	10.473881	177.354410	20.388056	1.29518463	1.970057
01/21/1858	279.744601	1.57150957	0.17575625	10.758186	177.218194	20.388507	1.29530695	1.970045
01/29/1887	182.547774	1.57154797	0.17581985	11.016357	177.084867	20.391153	1.29523865	1.970117
02/07/1916	85.473459	1.57139677	0.17598929	11.219695	176.954543	20.395082	1.29484777	1.969833
02/14/1945	348.076218	1.57172795	0.17603826	11.568745	176.814921	20.393101	1.29504369	1.970456
02/22/1974	250.831849	1.57147498	0.17602155	11.821115	176.684002	20.395638	1.29486152	1.969980
03/02/2003	153.522736	1.57165176	0.17589590	12.128821	176.549850	20.393769	1.29520466	1.970312
03/09/2032	55.983842	1.57164362	0.17579483	12.431528	176.422457	20.392887	1.29535680	1.970297
03/17/2061	318.615980	1.57156142	0.17580031	12.706521	176.286677	20.393950	1.29528043	1.970143
03/25/2090	221.062612	1.57159932	0.17589158	13.002962	176.162890	20.395327	1.29516823	1.970214
04/03/2119	123.598460	1.57139200	0.17617206	13.321367	176.036064	20.399267	1.29455664	1.969824
04/10/2148	26.117780	1.57164257	0.17621776	13.621812	175.898411	20.399735	1.29469123	1.970295
04/18/2177	288.772032	1.57145242	0.17634617	13.942491	175.771994	20.403960	1.29433280	1.969938

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