Asteroid General Data

2021 CE₁

General information

Preliminary designation	2021 CE₁
Group	Aten
Absolute magnitude	25.98
Approximate diameter (m)	17
Approximate mass (kg)	8.87·10⁶
Number of observations	15
Arc length (days)	2

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	19.616208
a – orbit major semiaxis (astronomical units)	0.98120400
e – orbit eccentricity	0.20831800
ω – orbit ascending node-perihelion angle (degrees)	244.546273
Ω – longitude of orbit ascending node (degrees)	129.314687
i – orbit inclination to the ecliptic plane (degrees)	6.687637

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	23.273192	0.98325185	0.21110814	242.904412	132.003226	6.500821	0.77567938	0.974985
01/21/1858	306.514114	0.98255099	0.21057807	242.985522	131.579695	6.532448	0.77564731	0.973942
01/29/1887	236.247049	0.98237476	0.20972705	243.378154	131.106924	6.593955	0.77634420	0.973680
02/07/1916	161.061418	0.98300026	0.20971633	243.612371	130.706514	6.615570	0.77684905	0.974610
02/14/1945	84.653041	0.98249312	0.20943449	243.817903	130.589596	6.619948	0.77672517	0.973856
02/22/1974	9.706695	0.98245294	0.20882185	244.137455	130.167025	6.641976	0.77729530	0.973797
03/02/2003	306.892630	0.98190251	0.20853392	244.232128	129.758699	6.668356	0.77714254	0.972978
03/09/2032	248.233284	0.98103954	0.20823145	244.611996	129.290464	6.688489	0.77675626	0.971696
03/17/2061	194.752151	0.98113661	0.20825585	244.860543	128.897929	6.703581	0.77680917	0.971840
03/25/2090	147.490431	0.98050427	0.20815861	245.279077	128.569514	6.738016	0.77640387	0.970901
04/03/2119	116.059739	0.97992711	0.20799644	245.552880	128.207256	6.751284	0.77610576	0.970044
04/10/2148	86.277743	0.97984968	0.20770260	245.856795	127.829085	6.764232	0.77633235	0.969929
04/18/2177	64.467502	0.97952913	0.20774962	245.989483	127.439802	6.781929	0.77603232	0.969453

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