Asteroid General Data

2021 DY₁

General information

Preliminary designation	2021 DY₁
Group	Apollo
Absolute magnitude	26.54
Approximate diameter (m)	13
Approximate mass (kg)	4.09·10⁶
Number of observations	17
Arc length (days)	4

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	162.320772
a – orbit major semiaxis (astronomical units)	2.48187300
e – orbit eccentricity	0.62749600
ω – orbit ascending node-perihelion angle (degrees)	321.145745
Ω – longitude of orbit ascending node (degrees)	143.121083
i – orbit inclination to the ecliptic plane (degrees)	4.245086

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	250.971761	2.50989567	0.58617487	317.167021	147.165752	3.975709	1.03865791	3.976346
01/21/1858	355.208803	2.51420997	0.58529024	317.004544	146.997653	3.979223	1.04266741	3.986602
01/29/1887	93.911076	2.51871237	0.58702274	317.111760	146.738687	3.986643	1.04017093	3.997316
02/07/1916	183.685331	2.52132446	0.59279491	317.334772	146.360219	4.006896	1.02669615	4.003536
02/14/1945	275.601912	2.51763315	0.59905557	317.827834	145.876339	4.035643	1.00943099	3.994747
02/22/1974	18.672838	2.50044417	0.61154038	319.577571	144.423967	4.144796	0.97132160	3.953906
03/02/2003	152.888892	2.48501435	0.62042700	320.519559	143.639740	4.205009	0.94324435	3.917364
03/09/2032	306.731099	2.47823579	0.62934531	321.253000	142.984947	4.255785	0.91856972	3.901347
03/17/2061	109.119194	2.47216057	0.63215338	321.334619	142.699978	4.278040	0.90937590	3.887010
03/25/2090	278.215201	2.47189203	0.63237672	321.354090	142.504798	4.288041	0.90872506	3.886376
04/03/2119	79.460548	2.48289714	0.62741603	321.475152	142.178559	4.295253	0.92508768	3.912359
04/10/2148	220.812857	2.49380783	0.62103815	321.858925	141.782651	4.309169	0.94505804	3.938176
04/18/2177	336.921528	2.51514148	0.61046096	322.227678	141.332635	4.324351	0.97974579	3.988818

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