Asteroid General Data

2008 HD₂

General information

Preliminary designation	2008 HD₂
Group	Apollo
Absolute magnitude	25.06
Approximate diameter (m)	26
Approximate mass (kg)	3.16·10⁷
Number of observations	25
Arc length (days)	7

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	81.788484
a – orbit major semiaxis (astronomical units)	1.47013200
e – orbit eccentricity	0.44700600
ω – orbit ascending node-perihelion angle (degrees)	255.772905
Ω – longitude of orbit ascending node (degrees)	40.261569
i – orbit inclination to the ecliptic plane (degrees)	2.962087

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	62.906309	1.47322846	0.44709255	251.917650	43.203455	3.073027	0.81455900	1.788157
01/21/1858	144.201639	1.47341287	0.44719681	252.493283	42.772516	3.075992	0.81450733	1.788493
01/29/1887	224.932961	1.47311139	0.44713175	253.060991	42.248452	3.082435	0.81443651	1.787944
02/07/1916	332.770038	1.46525106	0.44545581	254.094016	41.717557	2.979517	0.81254646	1.773653
02/14/1945	102.547384	1.46616413	0.44590158	254.523469	41.413225	2.975375	0.81239922	1.775311
02/22/1974	227.819467	1.46485166	0.44548021	254.992109	40.976645	2.981086	0.81228924	1.772928
03/02/2003	0.247293	1.46579266	0.44594753	255.499347	40.631867	2.979058	0.81212604	1.774637
03/09/2032	107.528879	1.47038037	0.44682857	255.814942	40.226138	2.961540	0.81337242	1.782975
03/17/2061	216.276722	1.46635032	0.44618851	256.474457	39.869240	2.939398	0.81208166	1.775649
03/25/2090	344.953308	1.46542546	0.44581239	256.933345	39.497837	2.939967	0.81212063	1.773970
04/03/2119	110.579622	1.46584244	0.44579919	257.510640	38.985835	2.951381	0.81237107	1.774727
04/10/2148	244.281164	1.46440085	0.44551568	257.924362	38.696704	2.946185	0.81198731	1.772110
04/18/2177	22.721799	1.46301685	0.44514127	258.786343	38.190542	2.927958	0.81176767	1.769598

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