reads and parses AcuA_V1.txt file that can be downloaded from http://darts.isas.jaxa.jp/astro/akari/catalogue/AcuA.html. Not tested for Matlab

readacua.m

function [acua] = readacua(file)
%READACUA reads and parses AcuA_V1.txt file that can be downloaded from
%  http://darts.isas.jaxa.jp/astro/akari/catalogue/AcuA.html
%
%  [acua] = readacua(file)
%  file   File path
%  acua   The structure array that contains following members
%
%  num      Asteroid number
%  name     Name of the asteroid
%  prov_des Asteroid's provisional designation
%  hmag     Absolute magnitude
%  diameter Diameter of the asteroid
%  Albedo   Mean geometric albedo
f = fopen(file, "r");

linecount = 1;

while !feof(f)
	line = fgetl(f);
	acua(linecount).num = sscanf(line(1:6), "%d", 1);
	acua(linecount).name = line(8:25);
	acua(linecount).prov_des = line(27:36);
	acua(linecount).hmag = sscanf(line(38:42), "%f", 1);
	acua(linecount).diameter = sscanf(line(53:59), "%f", 1);
	acua(linecount).albedo = sscanf(line(67:71), "%f", 1);

	linecount = linecount + 1;
end;

fclose(f);