Asteroid General Data

2015 DD₅₄

General information

Preliminary designation	2015 DD₅₄
Group	Apollo
Absolute magnitude	25.43
Approximate diameter (m)	22
Approximate mass (kg)	1.90·10⁷
Number of observations	102
Arc length (days)	69

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	75.186799
a – orbit major semiaxis (astronomical units)	1.95691900
e – orbit eccentricity	0.49390800
ω – orbit ascending node-perihelion angle (degrees)	179.217149
Ω – longitude of orbit ascending node (degrees)	349.256484
i – orbit inclination to the ecliptic plane (degrees)	0.944064

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	190.977623	1.95679018	0.49256144	10.031380	163.202012	0.249577	0.99295079	2.737266
01/21/1858	45.606183	1.95936509	0.49294109	9.645284	163.891162	0.266842	0.99351352	2.742671
01/29/1887	222.936271	1.97373438	0.49762323	171.764129	358.958651	0.280509	0.99155830	2.772897
02/07/1916	28.892007	1.97283085	0.49870389	172.127683	358.938782	0.261727	0.98897244	2.770993
02/14/1945	216.719251	1.96709690	0.49549337	176.955425	350.710172	0.970975	0.99241343	2.758921
02/22/1974	43.637260	1.96708590	0.49644259	177.493674	350.204219	0.961871	0.99054069	2.758898
03/02/2003	230.200295	1.96589070	0.49662748	178.129272	349.864887	0.943919	0.98957535	2.756384
03/09/2032	75.200758	1.95732310	0.49371258	179.298814	349.208280	0.942586	0.99096805	2.738384
03/17/2061	290.579403	1.95703560	0.49396316	179.860284	348.866441	0.925192	0.99033211	2.737781
03/25/2090	151.623620	1.95077091	0.49142786	181.030144	348.042935	0.936484	0.99210774	2.724646
04/03/2119	26.958318	1.95075098	0.49094533	181.723455	347.645231	0.917526	0.99303889	2.724604
04/10/2148	260.601069	1.95129665	0.49249940	182.167549	347.332696	0.907401	0.99028423	2.725747
04/18/2177	123.261109	1.95461306	0.49428299	183.181108	346.675954	0.884194	0.98848107	2.732699

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