Asteroid General Data

2009 DD₁ (462559)

General information

Preliminary designation	2009 DD₁
Number	462559
Group	Amor
Absolute magnitude	20.57
Approximate diameter (m)	200
Approximate mass (kg)	1.56·10¹⁰
Number of observations	133
Arc length (days)	5320

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	147.717895
a – orbit major semiaxis (astronomical units)	1.24175800
e – orbit eccentricity	0.08078300
ω – orbit ascending node-perihelion angle (degrees)	104.984964
Ω – longitude of orbit ascending node (degrees)	158.270944
i – orbit inclination to the ecliptic plane (degrees)	29.389077

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	205.621065	1.24185557	0.08100648	104.505761	158.929498	29.372615	1.14125722	1.383908
01/21/1858	195.198326	1.24179735	0.08096643	104.536019	158.832645	29.374719	1.14125345	1.383811
01/29/1887	184.810211	1.24179009	0.08088518	104.623035	158.737069	29.378233	1.14134767	1.383799
02/07/1916	174.312399	1.24184853	0.08095071	104.753918	158.640817	29.380730	1.14132001	1.383896
02/14/1945	163.542709	1.24185620	0.08093689	104.832051	158.542655	29.383369	1.14134422	1.383909
02/22/1974	152.922279	1.24182000	0.08086007	104.861272	158.447522	29.386177	1.14140635	1.383849
03/02/2003	142.445540	1.24180913	0.08086423	104.952195	158.348509	29.387589	1.14139120	1.383830
03/09/2032	132.227382	1.24177837	0.08078750	104.970770	158.254392	29.388454	1.14145820	1.383779
03/17/2061	121.696069	1.24179613	0.08077835	105.069683	158.156864	29.390170	1.14148589	1.383809
03/25/2090	110.943441	1.24181858	0.08068086	105.217781	158.061864	29.392412	1.14162758	1.383846
04/03/2119	100.358438	1.24181373	0.08071209	105.277695	157.967434	29.394214	1.14158435	1.383838
04/10/2148	90.053634	1.24179514	0.08063609	105.313908	157.871178	29.397115	1.14166164	1.383807
04/18/2177	79.739072	1.24187015	0.08063319	105.426857	157.776604	29.400177	1.14173420	1.383932

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