Asteroid General Data

2021 CU₁

General information

Preliminary designation	2021 CU₁
Group	Aten
Absolute magnitude	28.59
Approximate diameter (m)	5
Approximate mass (kg)	2.41·10⁵
Number of observations	32
Arc length (days)	5

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	289.726036
a – orbit major semiaxis (astronomical units)	0.94976700
e – orbit eccentricity	0.25992000
ω – orbit ascending node-perihelion angle (degrees)	293.159801
Ω – longitude of orbit ascending node (degrees)	321.897211
i – orbit inclination to the ecliptic plane (degrees)	2.353440

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	351.373777	0.98077672	0.27143163	274.783886	338.916254	2.067535	0.71456289	0.971305
01/21/1858	310.429545	0.98120787	0.27085948	275.567374	337.806295	2.061134	0.71543842	0.971946
01/29/1887	269.283819	0.98003656	0.26970591	277.745557	335.343731	2.083083	0.71571491	0.970206
02/07/1916	272.534330	0.97892885	0.26972993	279.058722	334.579078	2.078035	0.71488243	0.968562
02/14/1945	270.433173	0.97766773	0.26791269	280.985292	332.548510	2.055250	0.71573814	0.966691
02/22/1974	42.731653	0.97003862	0.26621923	285.089749	329.252475	2.155485	0.71179569	0.955398
03/02/2003	271.467670	0.96277760	0.26062693	289.293710	324.137705	2.303861	0.71185183	0.944691
03/09/2032	251.547082	0.95355691	0.26262501	291.657810	323.270403	2.181435	0.70312901	0.931152
03/17/2061	41.190678	0.92633938	0.26715205	298.436035	322.464161	2.717433	0.67886592	0.891571
03/25/2090	232.860977	0.92668991	0.26671487	298.992833	321.461120	2.690985	0.67952793	0.892077
04/03/2119	66.647857	0.92707439	0.26665958	299.986615	320.000885	2.662823	0.67986112	0.892632
04/10/2148	305.381268	0.92323443	0.26810035	301.309277	319.239881	2.641500	0.67571496	0.887092
04/18/2177	204.618351	0.92438386	0.26761277	301.987265	318.255734	2.613527	0.67700693	0.888749

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