Asteroid General Data

2018 CH₂

General information

Preliminary designation	2018 CH₂
Group	Apollo
Absolute magnitude	28.05
Approximate diameter (m)	7
Approximate mass (kg)	5.08·10⁵
Number of observations	36
Arc length (days)	5

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	309.023907
a – orbit major semiaxis (astronomical units)	2.07290500
e – orbit eccentricity	0.53260700
ω – orbit ascending node-perihelion angle (degrees)	202.817338
Ω – longitude of orbit ascending node (degrees)	323.929180
i – orbit inclination to the ecliptic plane (degrees)	5.428599

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	338.242357	2.10288562	0.53372921	196.916698	327.299152	5.732575	0.98051414	3.049468
01/21/1858	164.139232	2.10067352	0.53641256	197.048619	327.049579	5.732025	0.97384587	3.044658
01/29/1887	358.130242	2.09638851	0.54072436	197.737374	326.747254	5.710242	0.96282018	3.035346
02/07/1916	193.454172	2.10286320	0.53833574	199.104484	326.035116	5.592915	0.97081679	3.049419
02/14/1945	17.546088	2.10521775	0.53477924	199.669952	325.477617	5.540886	0.97939100	3.054542
02/22/1974	197.962073	2.10435429	0.53765205	199.951849	325.127266	5.529880	0.97294389	3.052663
03/02/2003	26.357422	2.09915775	0.54179381	200.993393	324.655757	5.479611	0.96184707	3.041363
03/09/2032	249.750424	2.07190034	0.53216335	202.859725	323.887353	5.426799	0.96931092	2.982318
03/17/2061	144.248721	2.07773605	0.52545640	204.075908	323.049736	5.330589	0.98597634	2.994927
03/25/2090	27.883737	2.08159222	0.52185990	204.639954	322.573619	5.285528	0.99529271	3.003268
04/03/2119	263.870846	2.08393463	0.51960072	204.842290	322.182921	5.258848	1.00112069	3.008339
04/10/2148	139.284268	2.08154179	0.52016790	205.005098	321.911682	5.253817	0.99879057	3.003159
04/18/2177	25.075883	2.07514088	0.52399564	205.275362	321.648558	5.252568	0.98777611	2.989317

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