Asteroid General Data

2021 FB

General information

Preliminary designation	2021 FB
Group	Aten
Absolute magnitude	26.01
Approximate diameter (m)	17
Approximate mass (kg)	8.51·10⁶
Number of observations	151
Arc length (days)	6

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	171.584234
a – orbit major semiaxis (astronomical units)	0.84276800
e – orbit eccentricity	0.25464200
ω – orbit ascending node-perihelion angle (degrees)	28.710667
Ω – longitude of orbit ascending node (degrees)	358.425525
i – orbit inclination to the ecliptic plane (degrees)	9.750424

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	25.205008	0.84340845	0.25889486	27.446477	1.260011	9.518754	0.62505434	0.774564
01/21/1858	204.111730	0.84238577	0.25884831	27.544599	0.842411	9.528728	0.62433564	0.773156
01/29/1887	29.457131	0.84225588	0.25851848	27.544898	0.447864	9.560800	0.62451717	0.772977
02/07/1916	215.001098	0.84290003	0.25810065	27.933270	0.025192	9.563926	0.62534699	0.773864
02/14/1945	20.575750	0.84361346	0.25682817	28.336538	359.615521	9.610482	0.62694976	0.774847
02/22/1974	192.104786	0.84277752	0.25630988	28.434047	359.188640	9.655453	0.62676532	0.773695
03/02/2003	19.640258	0.84301845	0.25555599	28.619776	358.793690	9.685848	0.62758004	0.774027
03/09/2032	199.896714	0.84281976	0.25480242	28.792296	358.301986	9.744406	0.62806725	0.773754
03/17/2061	25.045560	0.84266155	0.25499992	28.944255	357.988142	9.733077	0.62778292	0.773536
03/25/2090	191.239999	0.84382651	0.25341913	29.286094	357.611685	9.795213	0.62998472	0.775140
04/03/2119	2.624693	0.84278011	0.25370815	28.991067	357.174531	9.828039	0.62895993	0.773699
04/10/2148	186.519964	0.84250746	0.25387874	29.130961	356.800836	9.821357	0.62861273	0.773324
04/18/2177	358.775187	0.84349556	0.25230789	29.647383	356.361046	9.879225	0.63067498	0.774684

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