Asteroid General Data

2021 CB₂

General information

Preliminary designation	2021 CB₂
Group	Apollo
Absolute magnitude	25.21
Approximate diameter (m)	24
Approximate mass (kg)	2.57·10⁷
Number of observations	60
Arc length (days)	12

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	160.772786
a – orbit major semiaxis (astronomical units)	1.40373500
e – orbit eccentricity	0.35041700
ω – orbit ascending node-perihelion angle (degrees)	302.384100
Ω – longitude of orbit ascending node (degrees)	138.938165
i – orbit inclination to the ecliptic plane (degrees)	16.230446

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	165.316206	1.40335497	0.35158758	300.579219	140.209424	16.120098	0.90995278	1.662463
01/21/1858	334.488441	1.40220310	0.35117180	300.821432	140.008541	16.131738	0.90978891	1.660416
01/29/1887	147.136147	1.40209460	0.35096282	301.023586	139.856760	16.141258	0.91001153	1.660224
02/07/1916	315.506187	1.40423581	0.35143645	301.356850	139.674865	16.154179	0.91073616	1.664028
02/14/1945	119.362137	1.40274121	0.35067974	301.602300	139.442051	16.181342	0.91082829	1.661372
02/22/1974	290.458615	1.40219975	0.35026634	301.858349	139.262934	16.194565	0.91105638	1.660410
03/02/2003	102.416573	1.40239625	0.35035528	302.066012	139.112237	16.204290	0.91105932	1.660759
03/09/2032	266.049673	1.40342011	0.35026964	302.436349	138.882257	16.236051	0.91184465	1.662578
03/17/2061	73.398184	1.40228004	0.34990362	302.645512	138.688904	16.244418	0.91161717	1.660553
03/25/2090	245.292718	1.40215670	0.34982675	302.875323	138.523185	16.255424	0.91164479	1.660334
04/03/2119	55.421594	1.40346220	0.34998684	303.123062	138.364482	16.264656	0.91226889	1.662653
04/10/2148	215.349297	1.40331625	0.34949659	303.437364	138.137679	16.301778	0.91286201	1.662394
04/18/2177	23.583611	1.40232077	0.34887765	303.685320	137.942273	16.313106	0.91308240	1.660625

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