Asteroid General Data

2021 CY₅

General information

Preliminary designation	2021 CY₅
Group	Aten
Absolute magnitude	25.64
Approximate diameter (m)	20
Approximate mass (kg)	1.42·10⁷
Number of observations	57
Arc length (days)	1507

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	146.739327
a – orbit major semiaxis (astronomical units)	0.85464700
e – orbit eccentricity	0.29222900
ω – orbit ascending node-perihelion angle (degrees)	208.284716
Ω – longitude of orbit ascending node (degrees)	152.381244
i – orbit inclination to the ecliptic plane (degrees)	4.785833

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	52.186996	0.85417695	0.29240279	204.165379	157.605755	4.626778	0.60441323	0.789446
01/21/1858	314.800718	0.85444882	0.29240558	204.858333	156.845397	4.645515	0.60460322	0.789823
01/29/1887	226.624300	0.85384028	0.29269325	205.500543	155.946169	4.644592	0.60392700	0.788979
02/07/1916	150.079498	0.85365085	0.29280994	205.971855	155.301081	4.653769	0.60369340	0.788717
02/14/1945	65.163586	0.85492616	0.29224902	206.760653	154.639195	4.685580	0.60507483	0.790485
02/22/1974	321.049976	0.85461088	0.29249976	207.734341	153.523706	4.730229	0.60463740	0.790048
03/02/2003	221.355488	0.85502401	0.29194160	208.101652	153.018259	4.745661	0.60540693	0.790621
03/09/2032	121.268616	0.85471143	0.29214160	208.348472	152.307487	4.786997	0.60501467	0.790187
03/17/2061	18.851974	0.85446899	0.29195136	209.235211	151.441600	4.813417	0.60500561	0.789851
03/25/2090	292.294988	0.85363395	0.29234535	209.601165	150.598731	4.845828	0.60407803	0.788693
04/03/2119	221.050254	0.85351873	0.29245376	210.030815	150.007242	4.855940	0.60390397	0.788534
04/10/2148	142.987279	0.85363144	0.29189034	210.848110	148.970913	4.973385	0.60446467	0.788690
04/18/2177	72.284191	0.85335566	0.29213231	211.303314	148.374964	4.981301	0.60406290	0.788308

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