Asteroid General Data

2020 DD₂

General information

Preliminary designation	2020 DD₂
Group	Apollo
Absolute magnitude	25.92
Approximate diameter (m)	17
Approximate mass (kg)	9.64·10⁶
Number of observations	118
Arc length (days)	2

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	198.380177
a – orbit major semiaxis (astronomical units)	1.50449300
e – orbit eccentricity	0.33915000
ω – orbit ascending node-perihelion angle (degrees)	9.974198
Ω – longitude of orbit ascending node (degrees)	149.067993
i – orbit inclination to the ecliptic plane (degrees)	16.133086

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	59.868398	1.50194612	0.33755126	7.504237	150.077683	16.181103	0.99496231	1.840696
01/21/1858	338.256753	1.50091193	0.33711421	7.788942	149.933626	16.186041	0.99493319	1.838795
01/29/1887	255.942769	1.50158377	0.33746782	8.023361	149.805640	16.183589	0.99484757	1.840030
02/07/1916	174.795134	1.50204818	0.33780767	8.277727	149.660012	16.182961	0.99464479	1.840884
02/14/1945	91.400637	1.50113967	0.33747692	8.524717	149.517854	16.185565	0.99453967	1.839214
02/22/1974	6.704077	1.50211853	0.33811069	8.808735	149.372759	16.186579	0.99423620	1.841013
03/02/2003	278.945269	1.50270988	0.33830421	9.474567	149.204291	16.159198	0.99433681	1.842101
03/09/2032	186.836712	1.50435542	0.33921645	9.999943	149.043905	16.132911	0.99405332	1.845127
03/17/2061	92.307032	1.50354090	0.33861937	10.271764	148.894259	16.132643	0.99441283	1.843629
03/25/2090	357.411303	1.50462413	0.33909019	10.490232	148.762219	16.124536	0.99442085	1.845622
04/03/2119	247.353498	1.50770645	0.34066825	10.822799	148.602802	16.098872	0.99407874	1.851296
04/10/2148	130.922593	1.50755409	0.34061575	11.082085	148.465244	16.097575	0.99405743	1.851015
04/18/2177	20.569797	1.50708283	0.34057722	11.474169	148.307218	16.101961	0.99380475	1.850147

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