Asteroid General Data

2021 BL

General information

Preliminary designation	2021 BL
Group	Apollo
Absolute magnitude	26.04
Approximate diameter (m)	16
Approximate mass (kg)	8.16·10⁶
Number of observations	17
Arc length (days)	8

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	187.275347
a – orbit major semiaxis (astronomical units)	2.37929500
e – orbit eccentricity	0.62633600
ω – orbit ascending node-perihelion angle (degrees)	40.467139
Ω – longitude of orbit ascending node (degrees)	121.591193
i – orbit inclination to the ecliptic plane (degrees)	7.136084

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	64.436333	2.36067419	0.63011173	32.196761	127.994067	7.795133	0.87318570	3.627060
01/21/1858	53.533549	2.36257767	0.62970366	33.933892	126.799708	7.641115	0.87485386	3.631447
01/29/1887	54.091341	2.36141139	0.63110423	34.000499	126.632183	7.634571	0.87111468	3.628759
02/07/1916	43.856940	2.35769498	0.63144775	35.686462	125.422227	7.545793	0.86893378	3.620196
02/14/1945	38.622451	2.37056455	0.62467493	37.484990	124.055217	7.363957	0.88973230	3.649878
02/22/1974	32.910468	2.36237771	0.62948882	37.805565	123.757164	7.352555	0.87528735	3.630986
03/02/2003	18.541713	2.36249802	0.62882583	40.261268	122.013660	7.154465	0.87689824	3.631264
03/09/2032	4.525984	2.38997132	0.62725510	40.373777	121.534682	7.120984	0.89084962	3.694789
03/17/2061	315.725165	2.38094091	0.63212703	43.009068	119.616144	6.929453	0.87588379	3.673868
03/25/2090	267.918506	2.39616334	0.62366038	44.340870	118.522472	6.816265	0.90177120	3.709157
04/03/2119	224.716094	2.37996631	0.63276183	46.062325	117.212479	6.717060	0.87401448	3.671612
04/10/2148	173.299012	2.39594999	0.62520595	49.014794	114.902224	6.510699	0.89798779	3.708662
04/18/2177	126.935457	2.38416757	0.63204431	49.701469	114.300934	6.483033	0.87726802	3.681339

Detailed table...

3D animation...

Calculation on the date...

Return to search