Asteroid General Data

2004 HH₂₀

General information

Preliminary designation	2004 HH₂₀
Group	Amor
Absolute magnitude	24.98
Approximate diameter (m)	27
Approximate mass (kg)	3.53·10⁷
Number of observations	44
Arc length (days)	9

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	142.751283
a – orbit major semiaxis (astronomical units)	1.78334400
e – orbit eccentricity	0.42011700
ω – orbit ascending node-perihelion angle (degrees)	199.300726
Ω – longitude of orbit ascending node (degrees)	32.510350
i – orbit inclination to the ecliptic plane (degrees)	4.128650

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	142.836237	1.78297631	0.42218772	194.895545	34.530556	4.305229	1.03022561	2.380778
01/21/1858	208.754215	1.78409077	0.42282885	195.444639	34.319467	4.288129	1.02972572	2.383011
01/29/1887	272.711313	1.78410814	0.42355787	196.194426	33.956926	4.241624	1.02843509	2.383046
02/07/1916	339.470322	1.78160194	0.42256475	196.732422	33.718129	4.227236	1.02875976	2.378026
02/14/1945	46.743264	1.78375371	0.42263597	197.443352	33.407332	4.200232	1.02987522	2.382336
02/22/1974	116.869789	1.78366478	0.42227216	198.144536	33.048145	4.174023	1.03047280	2.382157
03/02/2003	180.374182	1.78428031	0.42132651	198.687187	32.811604	4.152892	1.03251571	2.383391
03/09/2032	250.387508	1.78365895	0.42008169	199.329957	32.494728	4.127090	1.03437649	2.382146
03/17/2061	317.594610	1.78148861	0.41806801	199.977941	32.157285	4.105444	1.03670522	2.377799
03/25/2090	26.793256	1.78337773	0.41811931	200.451539	31.833338	4.085940	1.03771307	2.381582
04/03/2119	94.586153	1.78205797	0.41712459	200.795195	31.595531	4.074180	1.03871778	2.378939
04/10/2148	159.497005	1.78426991	0.41634326	201.257650	31.293091	4.055190	1.04140117	2.383370
04/18/2177	225.083135	1.78343758	0.41622792	201.777439	30.949413	4.028343	1.04112107	2.381702

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