Asteroid General Data

2021 CA

General information

Preliminary designation	2021 CA
Group	Apollo
Absolute magnitude	23.65
Approximate diameter (m)	49
Approximate mass (kg)	2.22·10⁸
Number of observations	27
Arc length (days)	24

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	275.917005
a – orbit major semiaxis (astronomical units)	2.13679500
e – orbit eccentricity	0.57220500
ω – orbit ascending node-perihelion angle (degrees)	224.518916
Ω – longitude of orbit ascending node (degrees)	310.231237
i – orbit inclination to the ecliptic plane (degrees)	5.648585

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	125.285082	2.12785772	0.57152831	215.957904	317.009925	6.230871	0.91172679	3.103948
01/21/1858	240.741404	2.13508685	0.56841487	217.573031	315.779618	6.094105	0.92147174	3.119780
01/29/1887	351.697627	2.13097809	0.57161383	218.042772	315.325185	6.074468	0.91288154	3.110779
02/07/1916	108.682053	2.13049122	0.56958308	219.842709	314.075748	5.954908	0.91699946	3.109712
02/14/1945	224.406440	2.13455784	0.57128548	220.192448	313.561868	5.910194	0.91511593	3.118620
02/22/1974	335.655994	2.13497949	0.57152860	222.065167	312.221661	5.797259	0.91477764	3.119544
03/02/2003	79.966086	2.13598181	0.57134938	222.663413	311.577233	5.762713	0.91558993	3.121741
03/09/2032	186.884288	2.13651198	0.57207530	224.563047	310.184272	5.646802	0.91426624	3.122904
03/17/2061	286.176016	2.13727231	0.57217499	225.104396	309.558955	5.610250	0.91437855	3.124571
03/25/2090	29.075271	2.13834401	0.57190530	227.237865	307.999482	5.500978	0.91541374	3.126921
04/03/2119	126.848936	2.13644584	0.57275129	227.856300	307.320634	5.470495	0.91279372	3.122759
04/10/2148	229.763571	2.13895252	0.57177865	229.991926	305.731259	5.365508	0.91594513	3.128256
04/18/2177	330.586484	2.13318130	0.57271103	230.718116	305.053104	5.322077	0.91148484	3.115604

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