Asteroid General Data

1973 EA (1981 Midas)

General information

Preliminary designation	1973 EA
Name	Midas
Number	1981
Group	Apollo
Absolute magnitude	15.28
Approximate diameter (m)	2 300
Approximate mass (kg)	2.33·10¹³
Number of observations	2354
Arc length (days)	19295

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	190.275287
a – orbit major semiaxis (astronomical units)	1.77629000
e – orbit eccentricity	0.65037100
ω – orbit ascending node-perihelion angle (degrees)	267.848093
Ω – longitude of orbit ascending node (degrees)	356.782460
i – orbit inclination to the ecliptic plane (degrees)	39.821699

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	2.672249	1.77646574	0.64847594	266.716138	359.263554	39.938866	0.62447045	2.367750
01/21/1858	94.961462	1.77648792	0.64841301	266.911055	358.907074	39.914775	0.62459004	2.367794
01/29/1887	188.924061	1.77607838	0.64890600	267.086100	358.506328	39.899294	0.62357047	2.366976
02/07/1916	284.138451	1.77574704	0.64885743	267.263421	358.159560	39.890638	0.62354037	2.366313
02/14/1945	21.375050	1.77516373	0.64920866	267.454411	357.767148	39.873153	0.62271207	2.365148
02/22/1974	115.467334	1.77594420	0.64979858	267.575133	357.432658	39.854306	0.62193819	2.366707
03/02/2003	209.438682	1.77604218	0.65011835	267.743530	357.060376	39.833297	0.62140457	2.366903
03/09/2032	302.847846	1.77638458	0.65044842	267.874593	356.723933	39.823808	0.62093803	2.367588
03/17/2061	37.454828	1.77593413	0.65076974	268.003253	356.378840	39.810374	0.62020994	2.366687
03/25/2090	133.194504	1.77617306	0.65076506	268.114288	356.055634	39.800295	0.62030169	2.367165
04/03/2119	228.068055	1.77556336	0.65092243	268.241736	355.710232	39.789134	0.61980935	2.365946
04/10/2148	322.414836	1.77618019	0.65088869	268.375612	355.384693	39.788607	0.62008458	2.367179
04/18/2177	55.430872	1.77644526	0.65067239	268.495701	355.064509	39.781197	0.62056137	2.367709

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