Asteroid General Data

2021 QB₂

General information

Preliminary designation	2021 QB₂
Group	Amor
Absolute magnitude	22.66
Approximate diameter (m)	78
Approximate mass (kg)	8.71·10⁸
Number of observations	24
Arc length (days)	17

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	41.615408
a – orbit major semiaxis (astronomical units)	1.40178600
e – orbit eccentricity	0.11992800
ω – orbit ascending node-perihelion angle (degrees)	329.190212
Ω – longitude of orbit ascending node (degrees)	329.207202
i – orbit inclination to the ecliptic plane (degrees)	21.288331

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	2.994341	1.40165273	0.12012747	327.584946	330.058898	21.286660	1.23327573	1.659439
01/21/1858	178.036067	1.40184328	0.12037050	327.813277	329.933067	21.285857	1.23310271	1.659777
01/29/1887	352.234515	1.40167665	0.11996331	328.123916	329.809316	21.287157	1.23352688	1.659481
02/07/1916	168.107251	1.40162874	0.12000481	328.216896	329.691660	21.286287	1.23342655	1.659396
02/14/1945	342.959973	1.40185675	0.12006066	328.586114	329.559710	21.288025	1.23354891	1.659801
02/22/1974	158.259118	1.40159757	0.11974745	328.710266	329.437785	21.287396	1.23375984	1.659341
03/02/2003	334.419832	1.40162454	0.11991799	328.926580	329.310105	21.286960	1.23354454	1.659389
03/09/2032	149.355673	1.40169378	0.11971193	329.228124	329.182976	21.286621	1.23389431	1.659512
03/17/2061	325.694676	1.40150645	0.11967837	329.342554	329.061018	21.285123	1.23377645	1.659179
03/25/2090	141.854857	1.40174792	0.11966883	329.613100	328.938160	21.283808	1.23400238	1.659608
04/03/2119	317.388965	1.40156246	0.11945052	329.811537	328.816585	21.283764	1.23414509	1.659279
04/10/2148	134.230898	1.40147961	0.11938451	330.029366	328.695941	21.283291	1.23416466	1.659131
04/18/2177	309.998927	1.40174643	0.11939670	330.288630	328.572701	21.284577	1.23438253	1.659605

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