Asteroid General Data

2021 BB₂

General information

Preliminary designation	2021 BB₂
Group	Amor
Absolute magnitude	20.44
Approximate diameter (m)	220
Approximate mass (kg)	1.87·10¹⁰
Number of observations	58
Arc length (days)	4216

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	146.270517
a – orbit major semiaxis (astronomical units)	1.69569500
e – orbit eccentricity	0.36917600
ω – orbit ascending node-perihelion angle (degrees)	278.976042
Ω – longitude of orbit ascending node (degrees)	303.067170
i – orbit inclination to the ecliptic plane (degrees)	63.160561

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	351.161010	1.69694366	0.37292692	280.403092	303.577550	63.147218	1.06410769	2.210557
01/21/1858	37.823128	1.69700420	0.37233357	280.178473	303.505172	63.147589	1.06515257	2.210675
01/29/1887	84.378908	1.69694233	0.37178924	279.954949	303.432913	63.155611	1.06603743	2.210555
02/07/1916	130.903543	1.69690469	0.37116751	279.752009	303.354845	63.158678	1.06706880	2.210481
02/14/1945	177.512199	1.69692593	0.37073609	279.509858	303.281425	63.166701	1.06781425	2.210523
02/22/1974	224.051244	1.69686136	0.37023504	279.310175	303.205651	63.175338	1.06862383	2.210396
03/02/2003	270.663043	1.69699438	0.36972346	279.066876	303.131466	63.180302	1.06957574	2.210656
03/09/2032	317.192190	1.69698544	0.36918700	278.886533	303.050786	63.184159	1.07048047	2.210639
03/17/2061	3.888333	1.69694116	0.36867395	278.651587	302.976484	63.189554	1.07132316	2.210552
03/25/2090	50.438629	1.69690598	0.36840856	278.439036	302.902942	63.191448	1.07175130	2.210484
04/03/2119	97.019757	1.69694524	0.36793897	278.202782	302.832821	63.189713	1.07257296	2.210560
04/10/2148	143.450999	1.69700636	0.36752771	277.982446	302.757434	63.194225	1.07330950	2.210680
04/18/2177	189.827285	1.69689950	0.36701037	277.764016	302.678978	63.197410	1.07411978	2.210471

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