Asteroid General Data

2021 DF₂

General information

Preliminary designation	2021 DF₂
Group	Amor
Absolute magnitude	23.86
Approximate diameter (m)	45
Approximate mass (kg)	1.66·10⁸
Number of observations	19
Arc length (days)	26

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	325.098142
a – orbit major semiaxis (astronomical units)	1.54883300
e – orbit eccentricity	0.24575600
ω – orbit ascending node-perihelion angle (degrees)	18.199670
Ω – longitude of orbit ascending node (degrees)	131.058185
i – orbit inclination to the ecliptic plane (degrees)	6.013724

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	243.815399	1.55200065	0.24697700	16.108489	132.057737	6.028415	1.16869219	1.933475
01/21/1858	246.867369	1.55204114	0.24699233	16.441939	131.913909	6.029277	1.16869888	1.933550
01/29/1887	249.819309	1.55215046	0.24692915	16.726919	131.786975	6.029978	1.16887926	1.933754
02/07/1916	252.482582	1.55234696	0.24691167	17.040712	131.627652	6.031456	1.16905438	1.934122
02/14/1945	254.790248	1.55224540	0.24698838	17.326073	131.499293	6.032393	1.16885883	1.933932
02/22/1974	256.823099	1.55208297	0.24720850	17.638544	131.350687	6.034648	1.16839487	1.933628
03/02/2003	258.952332	1.55210782	0.24700736	17.903321	131.209466	6.034981	1.16872578	1.933675
03/09/2032	261.260152	1.55203644	0.24702925	18.161333	131.067950	6.035880	1.16863804	1.933541
03/17/2061	263.783470	1.55197972	0.24689570	18.493441	130.920072	6.036298	1.16880260	1.933435
03/25/2090	266.746550	1.55206771	0.24673859	18.742867	130.791751	6.036248	1.16911271	1.933600
04/03/2119	269.817939	1.55208542	0.24670117	19.083358	130.631785	6.036891	1.16918412	1.933633
04/10/2148	273.046159	1.55201522	0.24664639	19.381405	130.506089	6.037259	1.16921626	1.933502
04/18/2177	276.234079	1.55206686	0.24659029	19.705947	130.353034	6.037665	1.16934223	1.933598

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