Asteroid General Data

2021 FN₄

General information

Preliminary designation	2021 FN₄
Group	Apollo
Absolute magnitude	23.06
Approximate diameter (m)	65
Approximate mass (kg)	5.01·10⁸
Number of observations	176
Arc length (days)	137

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	299.607996
a – orbit major semiaxis (astronomical units)	2.02723900
e – orbit eccentricity	0.50825400
ω – orbit ascending node-perihelion angle (degrees)	198.889632
Ω – longitude of orbit ascending node (degrees)	57.874006
i – orbit inclination to the ecliptic plane (degrees)	5.654991

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	73.383272	2.03453214	0.51160955	195.731784	59.940464	5.569970	0.99364608	2.902000
01/21/1858	68.894851	2.03775130	0.50842491	196.323762	59.664318	5.530783	1.00170779	2.908891
01/29/1887	83.751646	2.02359278	0.50768432	197.564484	59.301953	5.526386	0.99624646	2.878626
02/07/1916	118.360688	2.01875742	0.50877010	197.235729	59.000949	5.796605	0.99167400	2.868315
02/14/1945	158.336710	2.02085756	0.50562506	197.654777	58.693871	5.761321	0.99906133	2.872792
02/22/1974	191.577732	2.02158773	0.50576470	198.397062	58.443151	5.726088	0.99914002	2.874349
03/02/2003	230.030488	2.01978477	0.50932977	198.740138	58.199468	5.716695	0.99104826	2.870505
03/09/2032	262.657445	2.02705234	0.50858608	198.941798	57.857729	5.654484	0.99612175	2.886011
03/17/2061	279.730038	2.02740462	0.50650109	199.962659	57.472337	5.601812	1.00052198	2.886764
03/25/2090	302.826949	2.02370213	0.50971527	200.377962	57.272203	5.592913	0.99219026	2.878860
04/03/2119	331.362463	2.02358260	0.51086837	200.516403	56.980038	5.573354	0.98979826	2.878605
04/10/2148	352.667673	2.02981702	0.50759407	201.226399	56.480085	5.504140	0.99949394	2.891918
04/18/2177	2.804694	2.03061077	0.50761073	202.060890	56.163327	5.464576	0.99985096	2.893614

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