Asteroid General Data

2003 HA (154555)

General information

Preliminary designation	2003 HA
Number	154555
Group	Apollo
Absolute magnitude	16.70
Approximate diameter (m)	1 200
Approximate mass (kg)	3.28·10¹²
Number of observations	1598
Arc length (days)	8354

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	323.967985
a – orbit major semiaxis (astronomical units)	1.18451100
e – orbit eccentricity	0.58038700
ω – orbit ascending node-perihelion angle (degrees)	277.142938
Ω – longitude of orbit ascending node (degrees)	53.466159
i – orbit inclination to the ecliptic plane (degrees)	36.823197

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	194.849534	1.18417994	0.58128985	276.556420	54.724899	36.781868	0.49582816	1.288627
01/21/1858	20.499743	1.18433460	0.58113858	276.643495	54.544208	36.786375	0.49607207	1.288879
01/29/1887	206.604903	1.18410398	0.58098449	276.742850	54.348476	36.795614	0.49615794	1.288503
02/07/1916	32.627464	1.18438494	0.58095542	276.819366	54.169046	36.798912	0.49631009	1.288961
02/14/1945	217.436818	1.18452190	0.58079726	276.921914	53.976260	36.804220	0.49655483	1.289185
02/22/1974	41.971018	1.18454722	0.58069819	276.993398	53.801358	36.811259	0.49668279	1.289226
03/02/2003	227.280045	1.18433746	0.58046322	277.081367	53.612853	36.819138	0.49687313	1.288884
03/09/2032	53.087101	1.18446068	0.58025967	277.160846	53.432336	36.826489	0.49716592	1.289085
03/17/2061	239.121599	1.18432100	0.58006707	277.251615	53.250393	36.836120	0.49733539	1.288857
03/25/2090	64.223441	1.18454249	0.57986106	277.354321	53.057249	36.841502	0.49767242	1.289219
04/03/2119	249.001833	1.18446265	0.57967643	277.440117	52.877145	36.851223	0.49785758	1.289088
04/10/2148	73.649814	1.18431760	0.57951461	277.528518	52.680623	36.858433	0.49798825	1.288852
04/18/2177	259.900968	1.18420500	0.57933146	277.610225	52.501374	36.867983	0.49815779	1.288668

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