Asteroid General Data

2021 DW₁

General information

Preliminary designation	2021 DW₁
Group	Apollo
Absolute magnitude	25.00
Approximate diameter (m)	27
Approximate mass (kg)	3.43·10⁷
Number of observations	288
Arc length (days)	27

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	218.587178
a – orbit major semiaxis (astronomical units)	1.32714100
e – orbit eccentricity	0.25257200
ω – orbit ascending node-perihelion angle (degrees)	10.599875
Ω – longitude of orbit ascending node (degrees)	162.457329
i – orbit inclination to the ecliptic plane (degrees)	6.877687

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	225.630338	1.29093605	0.23053122	5.421879	164.789014	7.504380	0.99333499	1.466755
01/21/1858	73.320207	1.31785616	0.24640894	6.844437	164.098290	7.141818	0.99312462	1.512874
01/29/1887	136.189765	1.31827704	0.24661024	6.988943	163.981647	7.144972	0.99317643	1.513598
02/07/1916	201.995129	1.31898129	0.24704008	7.577370	163.576880	7.125612	0.99314005	1.514811
02/14/1945	257.562249	1.31917843	0.24719681	7.746620	163.456420	7.128162	0.99308173	1.515151
02/22/1974	323.752484	1.31779614	0.24660954	8.456398	163.003798	7.130688	0.99281504	1.512770
03/02/2003	28.447119	1.31796157	0.24655963	8.638238	162.892238	7.132448	0.99300545	1.513055
03/09/2032	67.831967	1.32724157	0.25250446	10.627135	162.435183	6.877039	0.99210716	1.529064
03/17/2061	68.511537	1.32552533	0.25164913	11.020562	162.218446	6.888520	0.99195803	1.526099
03/25/2090	76.695574	1.32538079	0.25160780	11.333803	162.030018	6.890490	0.99190465	1.525849
04/03/2119	80.949996	1.32650686	0.25222577	11.718937	161.778336	6.881589	0.99192765	1.527794
04/10/2148	82.795398	1.32582949	0.25196108	12.029443	161.589960	6.887136	0.99177206	1.526624
04/18/2177	90.643832	1.32504549	0.25167030	12.354323	161.395163	6.893169	0.99157089	1.525270

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