Asteroid General Data

1999 CU₃ (22771)

General information

Preliminary designation	1999 CU₃
Number	22771
Group	Apollo
Absolute magnitude	16.96
Approximate diameter (m)	1 100
Approximate mass (kg)	2.29·10¹²
Number of observations	2658
Arc length (days)	9843

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	245.562524
a – orbit major semiaxis (astronomical units)	1.57620800
e – orbit eccentricity	0.52389800
ω – orbit ascending node-perihelion angle (degrees)	305.914794
Ω – longitude of orbit ascending node (degrees)	338.863058
i – orbit inclination to the ecliptic plane (degrees)	11.407706

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	281.654153	1.57558097	0.52584334	302.962575	341.230309	11.297189	0.74707222	1.977706
01/21/1858	164.099488	1.57583533	0.52573209	303.409057	340.880359	11.309569	0.74736813	1.978185
01/29/1887	43.921372	1.57624622	0.52523475	303.858045	340.555882	11.333701	0.74834693	1.978959
02/07/1916	284.805087	1.57613307	0.52491604	304.235665	340.237577	11.344306	0.74879554	1.978745
02/14/1945	165.757000	1.57620781	0.52479338	304.751039	339.822421	11.366261	0.74902438	1.978886
02/22/1974	44.347747	1.57607876	0.52453398	305.118584	339.533870	11.384044	0.74937189	1.978643
03/02/2003	283.357065	1.57730409	0.52434096	305.615728	339.180736	11.404513	0.75025896	1.980951
03/09/2032	161.908829	1.57603550	0.52398845	305.949312	338.834659	11.408118	0.75021111	1.978562
03/17/2061	39.011877	1.57634509	0.52406980	306.344088	338.519940	11.429847	0.75023023	1.979145
03/25/2090	276.744988	1.57644320	0.52355917	306.759947	338.220175	11.451936	0.75108191	1.979330
04/03/2119	154.037665	1.57600892	0.52323231	307.148517	337.838020	11.454977	0.75139013	1.978512
04/10/2148	33.145693	1.57614885	0.52275030	307.559547	337.531250	11.479651	0.75221656	1.978775
04/18/2177	272.603440	1.57643730	0.52258629	307.922560	337.266663	11.498705	0.75261278	1.979318

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