function t1067(filename)

latitude = NaN;
longitude = NaN;
depth = NaN;
t = NaN;

n = 0;
i = 0;
fid = fopen(filename);
while ~feof(fid)
    n = n + 1;
    line = fgetl(fid);
    if n > 10
        i = i + 1;
        latitude(i) = str2double(stringtokenizer(line, 5, sprintf('\t')));
        longitude(i) = str2double(stringtokenizer(line, 6, sprintf('\t')));
        depth(i) = str2double(stringtokenizer(line, 3 , sprintf('\t')));
        t(i) = datenum(stringtokenizer(line, 8 , sprintf('\t')), 'yyyy-mm-dd hh:MM:ss');
    end
end
fclose(fid);
[t, idx] = sort(t);
longitude = longitude(idx);
latitude = latitude(idx);
depth = depth(idx);

nav = readnav('T1067-editednav.txt')

plot(longitude, latitude, 'ro');
hold on
plot(nav.longitude, nav.latitude, 'k.')
%plot(longitude, latitude, 'r-');
axis('equal')
xlabel('Longitude (^oE)');
ylabel('Latitude (^oN)');
title('Annotations for T1067');
legend('ROV', 'Edited Nav', 'Location', 'Best')