Asteroid General Data

2021 CO₃

General information

Preliminary designation	2021 CO₃
Group	Apollo
Absolute magnitude	25.76
Approximate diameter (m)	19
Approximate mass (kg)	1.20·10⁷
Number of observations	22
Arc length (days)	17

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	310.112782
a – orbit major semiaxis (astronomical units)	1.01537400
e – orbit eccentricity	0.03414800
ω – orbit ascending node-perihelion angle (degrees)	222.445954
Ω – longitude of orbit ascending node (degrees)	140.507729
i – orbit inclination to the ecliptic plane (degrees)	12.431975

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	274.828582	1.01565657	0.03744693	226.063081	142.447385	12.394522	0.97762335	1.023578
01/21/1858	42.543709	1.01600567	0.03690574	225.565901	142.087599	12.396156	0.97850923	1.024106
01/29/1887	166.343454	1.01599641	0.03688372	225.491955	141.995133	12.400495	0.97852267	1.024092
02/07/1916	287.330062	1.01628181	0.03665675	224.444898	141.651654	12.405522	0.97902822	1.024523
02/14/1945	47.385252	1.01608774	0.03621649	223.996953	141.316121	12.413893	0.97928862	1.024230
02/22/1974	168.592120	1.01590278	0.03628372	224.415825	141.229322	12.415958	0.97904204	1.023950
03/02/2003	301.970679	1.01530940	0.03468353	223.300567	140.858388	12.427511	0.98009488	1.023053
03/09/2032	76.634312	1.01535429	0.03410444	222.532258	140.492406	12.432533	0.98072620	1.023121
03/17/2061	208.962094	1.01537445	0.03430627	222.710145	140.410457	12.435563	0.98054074	1.023152
03/25/2090	355.018875	1.01433142	0.03292188	222.123931	140.024995	12.446971	0.98093772	1.021575
04/03/2119	144.513289	1.01431654	0.03235696	221.139295	139.642637	12.453102	0.98149634	1.021553
04/10/2148	293.944926	1.01421824	0.03227809	221.345437	139.548606	12.455079	0.98148122	1.021404
04/18/2177	83.324817	1.01454918	0.03204641	219.824775	139.171446	12.455990	0.98203652	1.021904

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