Asteroid General Data

2009 DM₄₀

General information

Preliminary designation	2009 DM₄₀
Group	Apollo
Absolute magnitude	26.63
Approximate diameter (m)	13
Approximate mass (kg)	3.61·10⁶
Number of observations	10
Arc length (days)	0

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	180.815126
a – orbit major semiaxis (astronomical units)	1.33150000
e – orbit eccentricity	0.34274200
ω – orbit ascending node-perihelion angle (degrees)	305.444807
Ω – longitude of orbit ascending node (degrees)	153.401679
i – orbit inclination to the ecliptic plane (degrees)	6.826206

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	8.474702	1.33408961	0.34171793	304.152775	155.153014	7.175596	0.87820727	1.540913
01/21/1858	322.977728	1.32908644	0.33994370	304.010090	154.922016	7.197709	0.87727188	1.532253
01/29/1887	304.006794	1.32878151	0.33986433	304.228295	154.729434	7.205730	0.87717607	1.531726
02/07/1916	281.109552	1.32910932	0.33989848	304.662188	154.470579	7.212240	0.87734709	1.532292
02/14/1945	246.746843	1.33090050	0.34041204	305.103490	154.192630	7.206923	0.87784594	1.535391
02/22/1974	185.790661	1.34043606	0.34510563	305.796575	153.872740	6.917302	0.87784403	1.551922
03/02/2003	79.048699	1.34025927	0.34504091	306.113710	153.615366	6.921958	0.87781499	1.551615
03/09/2032	24.258794	1.33105799	0.34280105	305.438890	153.339142	6.829574	0.87476991	1.535664
03/17/2061	345.986425	1.33155192	0.34268858	305.703646	153.126727	6.833615	0.87524428	1.536518
03/25/2090	312.420566	1.33011301	0.34222947	305.838651	152.923744	6.841011	0.87490914	1.534028
04/03/2119	253.118529	1.33469847	0.34373566	306.497991	152.611049	6.807435	0.87591501	1.541968
04/10/2148	186.607439	1.33468372	0.34359043	306.868826	152.394899	6.807187	0.87609917	1.541942
04/18/2177	124.133832	1.33501634	0.34347853	307.323259	152.086687	6.815538	0.87646688	1.542519

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