Asteroid General Data

2021 BU₁

General information

Preliminary designation	2021 BU₁
Group	Apollo
Absolute magnitude	26.26
Approximate diameter (m)	15
Approximate mass (kg)	6.02·10⁶
Number of observations	29
Arc length (days)	8

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	203.417984
a – orbit major semiaxis (astronomical units)	2.33789900
e – orbit eccentricity	0.58026800
ω – orbit ascending node-perihelion angle (degrees)	31.990136
Ω – longitude of orbit ascending node (degrees)	118.524123
i – orbit inclination to the ecliptic plane (degrees)	5.968005

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	148.362475	2.33607512	0.58346043	25.484395	122.571388	6.349926	0.97306772	3.570515
01/21/1858	184.190187	2.33593741	0.58407633	26.828313	121.813085	6.270922	0.97157165	3.570199
01/29/1887	223.486212	2.34128451	0.57932869	28.141051	121.078584	6.182983	0.98491122	3.582465
02/07/1916	263.367556	2.34912836	0.57660998	29.034137	120.462837	6.116006	0.99459750	3.600483
02/14/1945	296.703161	2.34208546	0.58052327	29.396233	120.182011	6.116016	0.98245035	3.584303
02/22/1974	323.166851	2.34184186	0.58176896	30.530932	119.484852	6.055149	0.97943095	3.583744
03/02/2003	353.249512	2.34076509	0.58149825	31.814010	118.742465	5.983563	0.97961428	3.581272
03/09/2032	34.924782	2.33841678	0.57980267	32.031719	118.493602	5.965377	0.98259648	3.575885
03/17/2061	77.646857	2.33886223	0.58060904	33.460503	117.595027	5.884599	0.98089767	3.576906
03/25/2090	113.538404	2.33667427	0.58056689	34.966811	116.723211	5.807757	0.98007855	3.571888
04/03/2119	147.069380	2.34064833	0.57861042	36.215736	115.882234	5.736762	0.98632481	3.581004
04/10/2148	181.637941	2.34708100	0.57385631	36.787753	115.392121	5.696591	1.00019376	3.595777
04/18/2177	219.714649	2.34170853	0.57695148	37.560937	114.913900	5.661990	0.99065632	3.583438

Detailed table...

3D animation...

Calculation on the date...

Return to search