Asteroid General Data

2021 EP₁

General information

Preliminary designation	2021 EP₁
Group	Apollo
Absolute magnitude	27.20
Approximate diameter (m)	10
Approximate mass (kg)	1.64·10⁶
Number of observations	44
Arc length (days)	8

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	304.065878
a – orbit major semiaxis (astronomical units)	1.56685800
e – orbit eccentricity	0.36730500
ω – orbit ascending node-perihelion angle (degrees)	334.296712
Ω – longitude of orbit ascending node (degrees)	169.731825
i – orbit inclination to the ecliptic plane (degrees)	4.278570

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	215.065768	1.56340213	0.36695073	330.591559	171.904976	4.119416	0.98971057	1.954819
01/21/1858	158.388008	1.56359648	0.36685786	330.925810	171.719586	4.128476	0.98997882	1.955184
01/29/1887	109.621667	1.56170650	0.36602427	331.557660	171.202315	4.165619	0.99008402	1.951640
02/07/1916	64.910163	1.56046666	0.36559000	332.132924	170.849027	4.184480	0.98997566	1.949316
02/14/1945	23.697032	1.56012239	0.36545358	332.548588	170.578405	4.194038	0.98997008	1.948671
02/22/1974	344.788074	1.56008734	0.36580666	332.840988	170.397480	4.202817	0.98939701	1.948606
03/02/2003	291.727925	1.56314822	0.36629944	333.593946	170.040620	4.249595	0.99056791	1.954343
03/09/2032	229.109477	1.56666981	0.36740394	334.323728	169.698019	4.279909	0.99106915	1.960951
03/17/2061	155.316997	1.56691127	0.36700181	334.646242	169.538084	4.288821	0.99185199	1.961405
03/25/2090	71.032400	1.56999001	0.36790157	335.340449	169.217453	4.303976	0.99238822	1.967188
04/03/2119	342.165987	1.56975340	0.36782841	335.670694	169.040614	4.313812	0.99235350	1.966744
04/10/2148	257.023638	1.56826244	0.36737677	336.310267	168.571949	4.348304	0.99211926	1.963942
04/18/2177	176.330640	1.56799873	0.36773100	336.644662	168.391473	4.358598	0.99139699	1.963447

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