Asteroid General Data

2021 FW

General information

Preliminary designation	2021 FW
Group	Apollo
Absolute magnitude	26.89
Approximate diameter (m)	11
Approximate mass (kg)	2.52·10⁶
Number of observations	18
Arc length (days)	2

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	152.248689
a – orbit major semiaxis (astronomical units)	2.49056700
e – orbit eccentricity	0.62145800
ω – orbit ascending node-perihelion angle (degrees)	331.488765
Ω – longitude of orbit ascending node (degrees)	163.714324
i – orbit inclination to the ecliptic plane (degrees)	4.097065

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	135.789945	2.51789807	0.60036849	330.528082	165.800512	3.939842	1.00623142	3.995378
01/21/1858	232.062389	2.51490351	0.60210849	330.440358	165.628760	3.952651	1.00065876	3.988252
01/29/1887	334.260462	2.51138608	0.60479732	330.563676	165.384275	3.971388	0.99250651	3.979888
02/07/1916	88.218750	2.50253635	0.61094224	330.758637	165.023838	4.004723	0.97363118	3.958870
02/14/1945	216.649974	2.49355869	0.61501296	331.163019	164.517446	4.048180	0.95998778	3.937586
02/22/1974	357.814044	2.48587798	0.61944068	331.277197	164.230227	4.075412	0.94602404	3.919407
03/02/2003	147.382736	2.48348739	0.62082421	331.403984	163.888070	4.097575	0.94167830	3.913754
03/09/2032	294.100774	2.48910354	0.62149441	331.468318	163.696277	4.099020	0.94213961	3.927038
03/17/2061	70.511715	2.49540498	0.61914189	331.402920	163.538444	4.102327	0.95039523	3.941960
03/25/2090	198.608900	2.49676366	0.61650539	331.487814	163.247882	4.124122	0.95749541	3.945179
04/03/2119	320.674429	2.50563427	0.61294646	331.405398	163.080314	4.125747	0.96981462	3.966223
04/10/2148	71.727810	2.50964783	0.61097659	331.452789	162.903068	4.131666	0.97631175	3.975757
04/18/2177	177.465684	2.51180005	0.60975062	331.348902	162.756306	4.136871	0.98022842	3.980872

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