Asteroid General Data

2021 MB

General information

Preliminary designation	2021 MB
Group	Amor
Absolute magnitude	22.67
Approximate diameter (m)	78
Approximate mass (kg)	8.59·10⁸
Number of observations	39
Arc length (days)	18

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	17.313547
a – orbit major semiaxis (astronomical units)	2.92170800
e – orbit eccentricity	0.63872800
ω – orbit ascending node-perihelion angle (degrees)	175.493390
Ω – longitude of orbit ascending node (degrees)	86.281769
i – orbit inclination to the ecliptic plane (degrees)	33.450545

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	40.471032	2.91610174	0.66375034	168.862278	89.615125	31.973837	0.98053821	4.979717
01/21/1858	322.626136	2.92738798	0.65900919	169.632496	89.241711	32.098605	0.99821239	5.008654
01/29/1887	222.308208	2.96152698	0.64063333	170.832244	88.283769	32.711909	1.06427408	5.096525
02/07/1916	96.052461	2.99945056	0.62473017	171.722873	87.683048	32.814248	1.12560332	5.194732
02/14/1945	321.056813	2.99971138	0.62454598	172.162340	87.537297	32.873751	1.12625370	5.195410
02/22/1974	212.498770	2.94077729	0.64340903	173.737321	87.016515	33.306529	1.04865462	5.043056
03/02/2003	129.116745	2.91793127	0.64902003	174.616821	86.669247	33.464215	1.02413542	4.984404
03/09/2032	45.539643	2.93537847	0.64207313	175.524036	86.253515	33.550018	1.05065082	5.029175
03/17/2061	294.220044	2.98078676	0.62233982	176.964438	85.497795	33.785411	1.12572447	5.146322
03/25/2090	161.260574	3.00431167	0.61459216	177.427268	85.286407	33.652366	1.15788528	5.207366
04/03/2119	36.405041	2.97023848	0.62534355	178.085472	85.016886	33.822512	1.11281899	5.119029
04/10/2148	298.831460	2.92161891	0.64430437	179.562740	84.396220	33.865191	1.03920708	4.993855
04/18/2177	221.730629	2.91996009	0.64469838	180.305277	84.131869	33.825672	1.03746654	4.989603

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