Asteroid General Data

2001 HC (396593)

General information

Preliminary designation	2001 HC
Number	396593
Group	Aten
Absolute magnitude	19.06
Approximate diameter (m)	410
Approximate mass (kg)	1.26·10¹¹
Number of observations	331
Arc length (days)	8431

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	134.443044
a – orbit major semiaxis (astronomical units)	0.87460800
e – orbit eccentricity	0.49936500
ω – orbit ascending node-perihelion angle (degrees)	28.190631
Ω – longitude of orbit ascending node (degrees)	32.579502
i – orbit inclination to the ecliptic plane (degrees)	23.734860

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	296.903458	0.87478293	0.49878764	27.592174	33.334163	23.811872	0.43845202	0.818184
01/21/1858	103.507043	0.87498204	0.49880578	27.668653	33.224205	23.798833	0.43853594	0.818464
01/29/1887	267.268137	0.87509308	0.49886113	27.821657	33.111366	23.788538	0.43854316	0.818619
02/07/1916	70.051764	0.87499532	0.49886579	27.916621	32.994676	23.777668	0.43849009	0.818482
02/14/1945	235.586982	0.87495108	0.49902689	27.956032	32.895268	23.762176	0.43832696	0.818420
02/22/1974	42.332495	0.87487198	0.49914210	28.078764	32.777245	23.750736	0.43818654	0.818309
03/02/2003	211.544216	0.87464399	0.49922549	28.158434	32.660571	23.746179	0.43799941	0.817989
03/09/2032	24.512084	0.87456432	0.49943989	28.209234	32.557372	23.732531	0.43777201	0.817877
03/17/2061	198.420918	0.87458035	0.49952076	28.340493	32.438668	23.723551	0.43770931	0.817900
03/25/2090	13.637947	0.87455872	0.49970178	28.395937	32.339151	23.709576	0.43754017	0.817870
04/03/2119	186.873110	0.87466272	0.49971967	28.519933	32.223446	23.697357	0.43757655	0.818016
04/10/2148	356.653429	0.87472683	0.49970552	28.633699	32.107174	23.690582	0.43762101	0.818105
04/18/2177	164.378052	0.87499714	0.49966849	28.720969	31.997758	23.676713	0.43778864	0.818485

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