Asteroid General Data

2008 HD₃ (394783)

General information

Preliminary designation	2008 HD₃
Number	394783
Group	Apollo
Absolute magnitude	19.80
Approximate diameter (m)	290
Approximate mass (kg)	4.53·10¹⁰
Number of observations	156
Arc length (days)	6244

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	208.281350
a – orbit major semiaxis (astronomical units)	1.13144800
e – orbit eccentricity	0.33607700
ω – orbit ascending node-perihelion angle (degrees)	223.763133
Ω – longitude of orbit ascending node (degrees)	222.067145
i – orbit inclination to the ecliptic plane (degrees)	52.004210

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	113.289467	1.13140436	0.33218694	223.630088	222.473817	52.063806	0.75556661	1.203448
01/21/1858	155.455855	1.13135599	0.33277071	223.643503	222.412506	52.055868	0.75487386	1.203371
01/29/1887	197.197761	1.13136442	0.33334964	223.657196	222.353445	52.047788	0.75422450	1.203384
02/07/1916	238.962722	1.13128538	0.33389669	223.698196	222.293122	52.038966	0.75355293	1.203258
02/14/1945	281.246698	1.13136402	0.33444439	223.701374	222.233455	52.028588	0.75298567	1.203384
02/22/1974	322.925795	1.13141217	0.33503017	223.739825	222.172628	52.018874	0.75235496	1.203461
03/02/2003	4.722835	1.13139204	0.33562197	223.756381	222.114811	52.011748	0.75167202	1.203429
03/09/2032	46.241822	1.13138884	0.33624579	223.774573	222.056773	52.003381	0.75096410	1.203423
03/17/2061	88.083855	1.13128726	0.33672161	223.805566	221.997493	51.998585	0.75035839	1.203261
03/25/2090	130.281860	1.13135650	0.33729418	223.808000	221.939723	51.990528	0.74975654	1.203372
04/03/2119	171.872756	1.13138014	0.33787943	223.835357	221.877969	51.981944	0.74911007	1.203410
04/10/2148	213.709669	1.13132310	0.33843043	223.847163	221.817855	51.974983	0.74844894	1.203319
04/18/2177	255.447608	1.13135579	0.33902931	223.863579	221.756464	51.964400	0.74779302	1.203371

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