Asteroid General Data

2021 EF₂

General information

Preliminary designation	2021 EF₂
Group	Amor
Absolute magnitude	23.62
Approximate diameter (m)	50
Approximate mass (kg)	2.31·10⁸
Number of observations	55
Arc length (days)	23

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	237.303071
a – orbit major semiaxis (astronomical units)	1.30013500
e – orbit eccentricity	0.15812400
ω – orbit ascending node-perihelion angle (degrees)	29.042588
Ω – longitude of orbit ascending node (degrees)	169.765655
i – orbit inclination to the ecliptic plane (degrees)	14.485032

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	104.740877	1.29975488	0.15756850	27.233461	170.730119	14.483679	1.09495445	1.481811
01/21/1858	313.875663	1.30037913	0.15804975	27.492950	170.596749	14.483601	1.09485453	1.482879
01/29/1887	163.312644	1.29987790	0.15765949	27.642740	170.465495	14.485395	1.09493981	1.482021
02/07/1916	11.854212	1.29975677	0.15778395	27.968792	170.313958	14.486178	1.09467601	1.481814
02/14/1945	220.589870	1.29999614	0.15787968	28.303863	170.159890	14.485161	1.09475317	1.482224
02/22/1974	70.203742	1.29994179	0.15785314	28.399464	170.045364	14.486084	1.09474190	1.482131
03/02/2003	278.717416	1.29979877	0.15779628	28.746313	169.891738	14.486092	1.09469536	1.481886
03/09/2032	127.164162	1.29991734	0.15794632	29.079924	169.740298	14.486111	1.09460018	1.482089
03/17/2061	336.482483	1.30014943	0.15814236	29.224874	169.615349	14.486889	1.09454073	1.482486
03/25/2090	185.381492	1.29977840	0.15794972	29.505100	169.480000	14.485927	1.09447876	1.481851
04/03/2119	33.673332	1.29987607	0.15815329	29.868299	169.325929	14.485748	1.09429640	1.482018
04/10/2148	242.526719	1.30021227	0.15841252	30.122669	169.186558	14.484520	1.09424237	1.482593
04/18/2177	92.231872	1.29980871	0.15824509	30.240167	169.063462	14.487899	1.09412036	1.481903

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