Asteroid General Data

2021 EY

General information

Preliminary designation	2021 EY
Group	Apollo
Absolute magnitude	27.30
Approximate diameter (m)	9
Approximate mass (kg)	1.43·10⁶
Number of observations	95
Arc length (days)	4

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	343.288364
a – orbit major semiaxis (astronomical units)	2.00861600
e – orbit eccentricity	0.50463700
ω – orbit ascending node-perihelion angle (degrees)	346.491497
Ω – longitude of orbit ascending node (degrees)	165.427445
i – orbit inclination to the ecliptic plane (degrees)	3.102132

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	135.323595	2.01364117	0.50683312	340.985492	168.755641	2.791835	0.99306114	2.857418
01/21/1858	191.141800	2.00943469	0.50679405	342.557287	167.882969	2.902964	0.99106515	2.848469
01/29/1887	259.930615	2.00983785	0.50737495	342.784935	167.624607	2.914000	0.99009647	2.849326
02/07/1916	326.615247	2.00786705	0.50378348	343.867291	167.042390	2.963396	0.99633680	2.845136
02/14/1945	42.436517	2.00363976	0.50620163	344.334405	166.690172	2.987429	0.98939404	2.836156
02/22/1974	130.538962	2.00047660	0.50229706	345.158334	165.968816	3.060294	0.99564308	2.829442
03/02/2003	226.806705	1.99721957	0.50410853	345.856095	165.659861	3.093852	0.99040414	2.822535
03/09/2032	316.053941	2.00847512	0.50430071	346.487506	165.411274	3.101856	0.99559970	2.846429
03/17/2061	24.615628	2.00896903	0.50577048	347.428160	165.039568	3.136834	0.99289181	2.847479
03/25/2090	94.833073	2.00845250	0.50588044	347.615311	164.822005	3.146890	0.99241566	2.846381
04/03/2119	153.998947	2.01656483	0.50528201	348.660576	164.484397	3.166551	0.99763089	2.863643
04/10/2148	204.252122	2.01482099	0.50803956	349.046374	164.238272	3.188922	0.99121223	2.859929
04/18/2177	256.180765	2.01815146	0.50539045	349.257723	164.016616	3.198231	0.99819699	2.867023

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