Asteroid General Data

2021 CN₃

General information

Preliminary designation	2021 CN₃
Group	Apollo
Absolute magnitude	26.20
Approximate diameter (m)	15
Approximate mass (kg)	6.54·10⁶
Number of observations	33
Arc length (days)	19

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	29.537094
a – orbit major semiaxis (astronomical units)	1.03667300
e – orbit eccentricity	0.07891600
ω – orbit ascending node-perihelion angle (degrees)	259.473983
Ω – longitude of orbit ascending node (degrees)	333.944284
i – orbit inclination to the ecliptic plane (degrees)	3.283535

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	255.045510	1.02885151	0.07292741	259.226492	342.792313	3.506673	0.95382003	1.043589
01/21/1858	169.068414	1.03316543	0.07506063	256.661943	341.369543	3.460659	0.95561539	1.050160
01/29/1887	19.315506	1.03663314	0.07724285	254.759563	340.433843	3.398255	0.95656064	1.055451
02/07/1916	189.996042	1.03616226	0.07955616	254.907959	337.950910	3.222010	0.95372917	1.054732
02/14/1945	15.336858	1.03645965	0.07991519	254.236296	337.293563	3.215645	0.95363078	1.055186
02/22/1974	177.173357	1.03878504	0.08082672	254.736726	336.228188	3.204782	0.95482345	1.058740
03/02/2003	307.261601	1.04083292	0.08088920	257.032090	335.613447	3.228327	0.95664078	1.061872
03/09/2032	97.291405	1.03657123	0.07893400	259.500526	333.917735	3.283028	0.95475052	1.055357
03/17/2061	273.548666	1.03817935	0.07855583	263.888570	333.039849	3.294787	0.95662431	1.057814
03/25/2090	76.481885	1.03726300	0.07853799	262.932671	332.331953	3.303687	0.95579844	1.056413
04/03/2119	212.584972	1.04051997	0.07893859	264.902887	331.165658	3.332393	0.95838279	1.061393
04/10/2148	358.186819	1.03778527	0.07830348	267.489360	330.460590	3.291957	0.95652307	1.057211
04/18/2177	186.243751	1.03406565	0.07749230	264.649217	328.960822	3.354937	0.95393352	1.051533

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