Asteroid General Data

1998 HH₄₉ (826936)

General information

Preliminary designation	1998 HH₄₉
Number	826936
Group	Apollo
Absolute magnitude	21.37
Approximate diameter (m)	140
Approximate mass (kg)	5.17·10⁹
Number of observations	254
Arc length (days)	9860

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	204.482684
a – orbit major semiaxis (astronomical units)	1.55820000
e – orbit eccentricity	0.50368100
ω – orbit ascending node-perihelion angle (degrees)	288.341173
Ω – longitude of orbit ascending node (degrees)	23.384713
i – orbit inclination to the ecliptic plane (degrees)	8.429238

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	17.332830	1.54444247	0.50114877	284.561264	25.928979	8.366523	0.77044702	1.919368
01/21/1858	60.469627	1.54482573	0.50114786	284.948011	25.625661	8.369468	0.77063962	1.920082
01/29/1887	84.005140	1.54788433	0.50172721	285.658167	25.202245	8.399471	0.77126865	1.925788
02/07/1916	106.951985	1.54892155	0.50209127	286.085828	24.846060	8.399911	0.77122156	1.927724
02/14/1945	124.290400	1.55059318	0.50247624	286.691484	24.426197	8.401998	0.77145695	1.930845
02/22/1974	132.979321	1.55096354	0.50252952	287.085744	24.103055	8.408760	0.77155859	1.931537
03/02/2003	139.923812	1.55134584	0.50265892	287.580620	23.704716	8.412752	0.77154802	1.932251
03/09/2032	138.209685	1.55782161	0.50359327	288.392463	23.335398	8.429298	0.77331313	1.944362
03/17/2061	108.797100	1.55981705	0.50394303	288.878166	22.983735	8.434064	0.77375813	1.948099
03/25/2090	75.902965	1.55847589	0.50363835	289.424891	22.561370	8.439637	0.77356767	1.945587
04/03/2119	51.502915	1.55784027	0.50338551	289.770362	22.236958	8.445160	0.77364604	1.944397
04/10/2148	27.222871	1.55705607	0.50311354	290.277579	21.824436	8.449491	0.77368008	1.942929
04/18/2177	359.477007	1.55883609	0.50366575	290.811539	21.462852	8.449949	0.77370374	1.946262

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