Asteroid General Data

2021 EW₁

General information

Preliminary designation	2021 EW₁
Group	Apollo
Absolute magnitude	28.25
Approximate diameter (m)	6
Approximate mass (kg)	3.85·10⁵
Number of observations	29
Arc length (days)	8

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	228.017148
a – orbit major semiaxis (astronomical units)	2.26937100
e – orbit eccentricity	0.56869200
ω – orbit ascending node-perihelion angle (degrees)	336.937196
Ω – longitude of orbit ascending node (degrees)	166.294273
i – orbit inclination to the ecliptic plane (degrees)	5.023788

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	197.741589	2.25373664	0.56400490	331.546513	170.065492	4.619511	0.98261813	3.383416
01/21/1858	35.335523	2.26321506	0.55821364	332.377368	169.498609	4.665643	0.99985755	3.404782
01/29/1887	220.038601	2.26848309	0.55780858	332.931373	169.103028	4.697519	1.00310376	3.416677
02/07/1916	41.296544	2.26432880	0.56073472	333.707654	168.488238	4.756736	0.99464104	3.407296
02/14/1945	228.885265	2.26205302	0.56198273	334.494687	167.862256	4.833917	0.99081829	3.402160
02/22/1974	58.964408	2.26005230	0.56393333	335.127611	167.364463	4.884368	0.98553349	3.397648
03/02/2003	253.403653	2.25966747	0.56455262	335.844984	166.835483	4.940075	0.98396628	3.396780
03/09/2032	84.625511	2.27074301	0.56836355	337.027656	166.243264	5.024339	0.98013546	3.421784
03/17/2061	267.648094	2.26138922	0.57326862	338.656985	165.338843	5.166665	0.96500573	3.400663
03/25/2090	99.965342	2.25853391	0.57358933	339.677129	164.760644	5.246860	0.96306295	3.394224
04/03/2119	298.746801	2.25675224	0.57365991	340.523413	164.240236	5.324132	0.96214396	3.390209
04/10/2148	140.439159	2.25563276	0.57402287	341.496637	163.733019	5.401183	0.96084797	3.387686
04/18/2177	344.978768	2.25151569	0.57471000	343.213666	162.877606	5.555749	0.95754711	3.378416

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