Asteroid General Data

2021 CH₁

General information

Preliminary designation	2021 CH₁
Group	Aten
Absolute magnitude	24.52
Approximate diameter (m)	33
Approximate mass (kg)	6.67·10⁷
Number of observations	19
Arc length (days)	3

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	348.302245
a – orbit major semiaxis (astronomical units)	0.75058300
e – orbit eccentricity	0.53318400
ω – orbit ascending node-perihelion angle (degrees)	202.636610
Ω – longitude of orbit ascending node (degrees)	134.789196
i – orbit inclination to the ecliptic plane (degrees)	30.198514

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	8.381765	0.75057983	0.53279256	202.202629	135.348261	30.223593	0.35067648	0.650273
01/21/1858	234.729332	0.75055248	0.53280944	202.257930	135.267358	30.224780	0.35065104	0.650238
01/29/1887	99.609953	0.75069377	0.53276508	202.351865	135.185669	30.224706	0.35075034	0.650421
02/07/1916	322.330135	0.75066164	0.53290088	202.405457	135.103689	30.216585	0.35063339	0.650380
02/14/1945	187.480515	0.75061617	0.53301262	202.461125	135.021891	30.216898	0.35052828	0.650321
02/22/1974	51.628213	0.75065198	0.53297800	202.537526	134.936456	30.214475	0.35057099	0.650367
03/02/2003	274.271330	0.75067710	0.53313634	202.603317	134.856576	30.204436	0.35046386	0.650400
03/09/2032	139.895790	0.75053613	0.53318317	202.657022	134.775247	30.202195	0.35036290	0.650217
03/17/2061	6.284029	0.75073126	0.53294846	202.735906	134.689730	30.205494	0.35063019	0.650470
03/25/2090	230.101700	0.75062550	0.53310435	202.805311	134.606837	30.196221	0.35046378	0.650333
04/03/2119	94.691322	0.75057541	0.53330464	202.855187	134.523680	30.188339	0.35029006	0.650268
04/10/2148	321.835473	0.75052884	0.53334332	202.922940	134.441532	30.190617	0.35023929	0.650207
04/18/2177	186.246923	0.75068745	0.53330391	203.004554	134.359977	30.188571	0.35034289	0.650413

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