Asteroid General Data

1998 HK₄₉ (523941)

General information

Preliminary designation	1998 HK₄₉
Number	523941
Group	Apollo
Absolute magnitude	22.18
Approximate diameter (m)	97
Approximate mass (kg)	1.69·10⁹
Number of observations	191
Arc length (days)	9535

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	216.750944
a – orbit major semiaxis (astronomical units)	1.38190500
e – orbit eccentricity	0.33149900
ω – orbit ascending node-perihelion angle (degrees)	81.600452
Ω – longitude of orbit ascending node (degrees)	57.201150
i – orbit inclination to the ecliptic plane (degrees)	7.621507

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	341.407619	1.38271797	0.33189098	79.019434	59.024254	7.636884	0.92380635	1.625927
01/21/1858	284.031846	1.38382132	0.33218563	79.479443	58.712168	7.643700	0.92413577	1.627873
01/29/1887	223.987690	1.38272440	0.33180194	79.841472	58.505952	7.635527	0.92393376	1.625938
02/07/1916	172.252868	1.38134367	0.33156915	80.290405	58.221025	7.617442	0.92333273	1.623503
02/14/1945	129.005096	1.38064144	0.33123077	80.610879	58.030132	7.611986	0.92333052	1.622266
02/22/1974	86.162129	1.38158363	0.33165674	80.976308	57.776535	7.615857	0.92337211	1.623927
03/02/2003	38.511051	1.38174720	0.33153516	81.346100	57.461172	7.622215	0.92364942	1.624215
03/09/2032	350.367308	1.38176679	0.33154120	81.590647	57.182899	7.621232	0.92365417	1.624249
03/17/2061	301.013794	1.38203969	0.33162515	81.916193	56.879654	7.613801	0.92372057	1.624731
03/25/2090	249.894021	1.38236154	0.33177337	82.213563	56.531030	7.599873	0.92373079	1.625298
04/03/2119	197.338193	1.38239412	0.33185427	82.544622	56.218090	7.593342	0.92364073	1.625356
04/10/2148	143.866476	1.38254065	0.33183579	82.831039	55.928637	7.595045	0.92376419	1.625614
04/18/2177	88.503790	1.38312177	0.33197101	83.263778	55.605594	7.603041	0.92396545	1.626639

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