Asteroid General Data

2021 EM₅

General information

Preliminary designation	2021 EM₅
Group	Apollo
Absolute magnitude	23.62
Approximate diameter (m)	50
Approximate mass (kg)	2.31·10⁸
Number of observations	63
Arc length (days)	3157

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	91.655209
a – orbit major semiaxis (astronomical units)	1.22032600
e – orbit eccentricity	0.30793600
ω – orbit ascending node-perihelion angle (degrees)	71.804334
Ω – longitude of orbit ascending node (degrees)	14.932931
i – orbit inclination to the ecliptic plane (degrees)	4.730494

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	276.874682	1.22149436	0.30854516	69.087855	17.302862	4.711735	0.84460819	1.350013
01/21/1858	94.654279	1.22156854	0.30833875	69.645357	16.903934	4.719115	0.84491162	1.350136
01/29/1887	275.681723	1.22120951	0.30828313	70.053386	16.523140	4.729963	0.84473123	1.349540
02/07/1916	98.653452	1.22114982	0.30806052	70.333465	16.223951	4.725631	0.84496177	1.349441
02/14/1945	273.178439	1.22292980	0.30865578	70.427113	15.932769	4.716286	0.84546545	1.352393
02/22/1974	87.742300	1.22183539	0.30825644	71.038261	15.597728	4.720605	0.84519676	1.350578
03/02/2003	279.189975	1.21966736	0.30757351	71.611849	15.194733	4.731009	0.84452998	1.346985
03/09/2032	114.103277	1.22037438	0.30784754	71.872996	14.891226	4.724942	0.84468512	1.348156
03/17/2061	302.208793	1.22073937	0.30784367	72.118078	14.623794	4.720934	0.84494249	1.348761
03/25/2090	132.416625	1.21992985	0.30759113	72.458437	14.290632	4.725538	0.84469024	1.347420
04/03/2119	327.044179	1.22004795	0.30762239	72.758947	13.981078	4.720370	0.84473389	1.347615
04/10/2148	158.244616	1.22014010	0.30756999	72.942230	13.738304	4.714915	0.84486162	1.347768
04/18/2177	346.194093	1.21986387	0.30740512	73.332444	13.363828	4.718720	0.84487148	1.347310

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