Asteroid General Data

2001 CA₂₁

General information

Preliminary designation	2001 CA₂₁
Group	Apollo
Absolute magnitude	18.85
Approximate diameter (m)	450
Approximate mass (kg)	1.68·10¹¹
Number of observations	12
Arc length (days)	2

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	146.658935
a – orbit major semiaxis (astronomical units)	1.53352200
e – orbit eccentricity	0.75149300
ω – orbit ascending node-perihelion angle (degrees)	221.678302
Ω – longitude of orbit ascending node (degrees)	43.926085
i – orbit inclination to the ecliptic plane (degrees)	4.790743

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	93.837890	1.53226595	0.75084247	217.569297	47.511979	5.005775	0.38177560	1.896714
01/21/1858	198.265928	1.53233760	0.75141322	218.047261	47.110605	4.974824	0.38091887	1.896847
01/29/1887	305.869551	1.53209855	0.75103471	218.670794	46.609895	4.932659	0.38143936	1.896403
02/07/1916	56.963714	1.53165236	0.75093822	219.164153	46.175573	4.904639	0.38147606	1.895575
02/14/1945	161.804619	1.53313799	0.75131222	219.842407	45.615922	4.863599	0.38127268	1.898333
02/22/1974	262.460649	1.53376095	0.75111168	220.473355	45.035482	4.843196	0.38173518	1.899491
03/02/2003	5.662773	1.53460383	0.75144003	221.219013	44.322217	4.821137	0.38144109	1.901057
03/09/2032	104.642553	1.53332033	0.75151435	221.710235	43.883103	4.788784	0.38100811	1.898672
03/17/2061	208.631105	1.53283884	0.75140689	222.210832	43.411426	4.750402	0.38105318	1.897778
03/25/2090	309.490207	1.53426683	0.75188012	222.793014	42.943649	4.713681	0.38068210	1.900430
04/03/2119	53.305076	1.53392186	0.75148550	222.395108	43.298616	4.606200	0.38120183	1.899789
04/10/2148	160.457978	1.53049173	0.75135225	223.860207	41.994243	4.617544	0.38055332	1.893421
04/18/2177	275.697909	1.53082693	0.75129276	224.542325	41.394168	4.584651	0.38072775	1.894043

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