Asteroid General Data

2004 HD

General information

Preliminary designation	2004 HD
Group	Amor
Absolute magnitude	24.65
Approximate diameter (m)	31
Approximate mass (kg)	5.57·10⁷
Number of observations	72
Arc length (days)	16

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	142.239218
a – orbit major semiaxis (astronomical units)	1.92715200
e – orbit eccentricity	0.46528600
ω – orbit ascending node-perihelion angle (degrees)	343.660527
Ω – longitude of orbit ascending node (degrees)	214.708018
i – orbit inclination to the ecliptic plane (degrees)	2.541405

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	96.160296	1.92771615	0.46581369	338.936789	217.777640	2.396625	1.02975957	2.676488
01/21/1858	38.218497	1.92760958	0.46667246	339.628307	217.313164	2.418169	1.02804728	2.676266
01/29/1887	340.844501	1.92712781	0.46637550	340.151046	216.959137	2.435095	1.02836261	2.675262
02/07/1916	295.771523	1.91857945	0.46466174	341.304833	216.174880	2.478043	1.02708898	2.657482
02/14/1945	268.176261	1.91732600	0.46371881	341.807218	215.826436	2.493924	1.02822587	2.654878
02/22/1974	241.607454	1.91738523	0.46380534	342.283387	215.499254	2.509549	1.02809171	2.655001
03/02/2003	210.157809	1.92164151	0.46354483	342.956441	215.105007	2.524490	1.03087452	2.663846
03/09/2032	158.952336	1.92714096	0.46549384	343.709471	214.682369	2.543000	1.03006871	2.675290
03/17/2061	101.731866	1.92819773	0.46492891	344.462073	214.286173	2.565760	1.03172287	2.677491
03/25/2090	45.211172	1.92738219	0.46486126	344.878522	213.981660	2.579295	1.03141688	2.675792
04/03/2119	0.042168	1.91938211	0.46376589	345.982307	213.350489	2.618417	1.02923815	2.659150
04/10/2148	331.472525	1.91810877	0.46342778	346.445629	213.050472	2.634007	1.02920389	2.656504
04/18/2177	303.748231	1.91746870	0.46401212	346.951819	212.719224	2.652841	1.02773999	2.655174

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