Asteroid General Data

2004 DD (385497)

General information

Preliminary designation	2004 DD
Number	385497
Group	Apollo
Absolute magnitude	18.90
Approximate diameter (m)	440
Approximate mass (kg)	1.57·10¹¹
Number of observations	254
Arc length (days)	8109

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	192.619482
a – orbit major semiaxis (astronomical units)	1.58859300
e – orbit eccentricity	0.45932200
ω – orbit ascending node-perihelion angle (degrees)	8.586652
Ω – longitude of orbit ascending node (degrees)	3.669008
i – orbit inclination to the ecliptic plane (degrees)	11.584368

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	271.696855	1.58542734	0.45767637	6.914297	4.611421	11.663480	0.85981470	1.996274
01/21/1858	104.347215	1.58584317	0.45811493	7.139234	4.481254	11.655211	0.85934474	1.997059
01/29/1887	291.812635	1.58713004	0.45867984	7.424728	4.345102	11.642205	0.85914549	1.999491
02/07/1916	113.320954	1.58849817	0.45900381	7.651806	4.206603	11.629178	0.85937145	2.002077
02/14/1945	290.154567	1.58886043	0.45940510	7.882204	4.072895	11.619811	0.85892984	2.002762
02/22/1974	105.652876	1.58899954	0.45900182	8.137029	3.924843	11.602737	0.85964585	2.003025
03/02/2003	281.333950	1.58920788	0.45926031	8.375938	3.788887	11.591164	0.85934777	2.003418
03/09/2032	96.994214	1.58846255	0.45905033	8.670981	3.634304	11.578472	0.85927830	2.002009
03/17/2061	279.778691	1.58667574	0.45862483	8.935054	3.484831	11.570183	0.85898685	1.998632
03/25/2090	110.904960	1.58526254	0.45854537	9.229462	3.329211	11.560109	0.85834775	1.995963
04/03/2119	304.471589	1.58553344	0.45854864	9.454509	3.191984	11.547545	0.85848923	1.996474
04/10/2148	134.762377	1.58654054	0.45919351	9.700157	3.054397	11.537217	0.85801143	1.998377
04/18/2177	320.392359	1.58720099	0.45938184	9.992662	2.898864	11.519153	0.85806968	1.999625

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