Asteroid General Data

2021 CP

General information

Preliminary designation	2021 CP
Group	Apollo
Absolute magnitude	25.92
Approximate diameter (m)	17
Approximate mass (kg)	9.64·10⁶
Number of observations	56
Arc length (days)	14

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	248.075669
a – orbit major semiaxis (astronomical units)	2.23828300
e – orbit eccentricity	0.55626600
ω – orbit ascending node-perihelion angle (degrees)	161.663563
Ω – longitude of orbit ascending node (degrees)	315.752037
i – orbit inclination to the ecliptic plane (degrees)	9.470835

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	213.144518	2.23350903	0.55940393	157.297034	318.426463	9.222769	0.98407530	3.337968
01/21/1858	99.299309	2.23759516	0.55774609	157.803009	318.049370	9.238428	0.98958520	3.347132
01/29/1887	342.295450	2.23865681	0.55645835	158.365246	317.728451	9.261544	0.99293753	3.349515
02/07/1916	222.763028	2.23576212	0.55566471	159.049125	317.292373	9.312489	0.99342801	3.343020
02/14/1945	103.162398	2.23820665	0.55572903	159.811322	316.889179	9.353631	0.99437024	3.348504
02/22/1974	345.694403	2.23387146	0.55886226	160.774056	316.345161	9.445749	0.98544501	3.338781
03/02/2003	232.841326	2.23364344	0.55823258	161.105154	316.048583	9.461540	0.98675090	3.338269
03/09/2032	116.697923	2.24076267	0.55586311	161.787205	315.686156	9.472399	0.99520537	3.354242
03/17/2061	350.805290	2.23827116	0.55536505	162.904338	315.235826	9.533698	0.99521359	3.348649
03/25/2090	232.366732	2.23560151	0.55716307	163.567758	314.824925	9.589949	0.99000691	3.342660
04/03/2119	113.947890	2.23951357	0.55526847	164.032019	314.486420	9.591457	0.99598230	3.351438
04/10/2148	353.127483	2.24006018	0.55383830	164.546363	314.207565	9.600688	0.99942905	3.352665
04/18/2177	230.480889	2.23969934	0.55356520	165.163005	313.840720	9.629153	0.99987972	3.351855

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