Asteroid General Data

2018 DA

General information

Preliminary designation	2018 DA
Group	Aten
Absolute magnitude	24.06
Approximate diameter (m)	41
Approximate mass (kg)	1.26·10⁸
Number of observations	72
Arc length (days)	2185

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	262.332213
a – orbit major semiaxis (astronomical units)	0.90438600
e – orbit eccentricity	0.44319000
ω – orbit ascending node-perihelion angle (degrees)	310.934944
Ω – longitude of orbit ascending node (degrees)	333.849014
i – orbit inclination to the ecliptic plane (degrees)	4.101239

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	342.790711	0.89670141	0.44416167	309.049842	337.076813	4.503292	0.49842101	0.849126
01/21/1858	48.353865	0.89671147	0.44411062	309.418192	336.680876	4.490474	0.49847238	0.849141
01/29/1887	40.307825	0.90064626	0.44325748	309.230088	336.320102	4.365794	0.50142806	0.854736
02/07/1916	17.355711	0.90380469	0.44275830	309.389188	335.624446	4.156192	0.50363766	0.859236
02/14/1945	296.774262	0.90399688	0.44269055	309.758324	335.111098	4.150167	0.50380600	0.859510
02/22/1974	206.370977	0.90424409	0.44284904	310.285116	334.592331	4.123079	0.50380046	0.859863
03/02/2003	118.389611	0.90412507	0.44279359	310.691519	334.123190	4.115573	0.50378428	0.859693
03/09/2032	34.864182	0.90425143	0.44300148	311.112166	333.658515	4.088201	0.50366671	0.859873
03/17/2061	308.704367	0.90358055	0.44301905	311.629326	333.153749	4.076177	0.50327716	0.858916
03/25/2090	268.455573	0.90097268	0.44403790	312.397286	332.708934	3.949776	0.50090667	0.855201
04/03/2119	242.159313	0.90113735	0.44397310	313.124235	331.974352	3.932421	0.50105660	0.855435
04/10/2148	207.373172	0.90285222	0.44361613	313.219597	331.525219	3.887631	0.50233241	0.857878
04/18/2177	139.186395	0.90315557	0.44344114	313.443188	331.083724	3.872725	0.50265924	0.858311

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